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glibc/glibc-rtkaio.patch
Siddhesh Poyarekar fcca21dd3e Move mips entry for shlib-versions to sysdeps
2014-09-18 13:16:17 +05:30

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diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/Banner glibc-2.17-931-g30bbc0c.new/rtkaio/Banner
--- glibc-2.17-931-g30bbc0c/rtkaio/Banner 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/Banner 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+RT using linux kernel aio
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/ChangeLog glibc-2.17-931-g30bbc0c.new/rtkaio/ChangeLog
--- glibc-2.17-931-g30bbc0c/rtkaio/ChangeLog 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/ChangeLog 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1,255 @@
+2009-10-30 Andreas Schwab <schwab@redhat.com>
+
+ * tst-aiod.h: Include <string.h>.
+
+2009-09-30 Andreas Schwab <schwab@redhat.com>
+
+ * sysdeps/unix/sysv/linux/x86_64/librtkaio-cancellation.S: New
+ file.
+
+2007-12-12 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/kaio_read.c (aio_read64): Define to
+ something else while including kaio_misc.h.
+ * sysdeps/unix/sysv/linux/kaio_write.c (aio_write64): Likewise.
+
+2007-08-01 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/kaio_misc.h (AIO_MISC_NOTIFY,
+ AIO_MISC_WAIT): Add LLL_PRIVATE as last argument to lll_futex_*wait.
+
+2006-09-15 Jakub Jelinek <jakub@redhat.com>
+
+ [BZ #3138]
+ * rt/tst-aiod.c (do_prepare): Give name_len type size_t.
+ * rt/tst-aiod64.c (do_prepare): Likewise.
+
+2006-09-07 Jakub Jelinek <jakub@redhat.com>
+
+ * tst-aiod2.c: Adjust test for new semantics of lio_listio.
+ * tst-aiod3.c: The thread is now supposed to be created.
+
+ * Makefile: Use $(..) in place of ../.
+ (tests): Add tst-aio{8,9,10}, tst-cpuclock{1,2}, tst-cputimer{1,2,3}
+ and tst-clock2.
+ (CPPFLAGS-librtkaio): Append -I$(..)rt.
+ * Versions.def (librtkaio): Add GLIBC_2.4 version.
+ * sysdeps/unix/sysv/linux/kaio_misc.c (wait_for_kernel_requests)
+ [!DONT_NEED_AIO_MISC_COND]: Don't use condvar, use AIO_MISC_WAIT.
+ * sysdeps/unix/sysv/linux/kaio_misc.h [HAVE_FORCED_UNWIND]
+ (DONT_NEED_AIO_MISC_COND, AIO_MISC_NOTIFY, AIO_MISC_WAIT): Define.
+ (struct waitlist) [DONT_NEED_AIO_MISC_COND]: Remove cond.
+ * sysdeps/unix/sysv/linux/kaio_suspend.c (struct clparam)
+ [DONT_NEED_AIO_MISC_COND]: Remove cond.
+ (cleanup) [DONT_NEED_AIO_MISC_COND]: Lock __aio_requests_mutex on
+ entry. Don't destroy param->cond.
+ (aio_suspend): Fail if nent is negative.
+ (aio_suspend) [DONT_NEED_AIO_MISC_COND]: Don't use cond, use
+ AIO_MISC_WAIT.
+ * sysdeps/unix/sysv/linux/klio_listio.c (lio_listio): Renamed to...
+ (lio_listio_internal): ... this. Don't use cond, but AIO_MISC_WAIT,
+ if DONT_NEED_AIO_MISC_COND. Remove mode parameter check. Only set
+ sigevent type to SIGEV_NONE if LIO_NO_INDIVIDUAL_EVENT is set.
+ (__lio_listio_21): New function. Compatiblity version which sets
+ LIO_NO_INDIVIDUAL_EVENT before calling lio_listio_internal.
+ (__lio_listio_item_notify): New function.
+ * sysdeps/unix/sysv/linux/klio_listio64.c: Define __lio_listio_21 and
+ __lio_listio_item_notify macros.
+ * aio.h: Removed.
+ * configure.in: New file
+ * configure: Regenerated.
+ * sysdeps/rtkaio/kaio_cancel.c: Moved to...
+ * kaio_cancel.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_error.c: Moved to...
+ * kaio_error.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_fsync.c: Moved to...
+ * kaio_fsync.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_misc.c: Moved to...
+ * kaio_misc.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_notify.c: Moved to...
+ * kaio_notify.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_read.c: Moved to...
+ * kaio_read.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_read64.c: Moved to...
+ * kaio_read64.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_return.c: Moved to...
+ * kaio_return.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_sigqueue.c: Moved to...
+ * kaio_sigqueue.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_suspend.c: Moved to...
+ * kaio_suspend.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_write.c: Moved to...
+ * kaio_write.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_write64.c: Moved to...
+ * kaio_write64.c: ... here. New file.
+ * sysdeps/rtkaio/klio_listio.c: Moved to...
+ * klio_listio.c: ... here. New file.
+ * sysdeps/rtkaio/klio_listio64.c: Moved to...
+ * klio_listio64.c: ... here. New file.
+ * sysdeps/pthread/Versions: New file.
+ * tst-aio8.c: New file.
+ * tst-aio9.c: New file.
+ * tst-aio10.c: New file.
+ * tst-clock2.c: New file.
+ * tst-cpuclock1.c: New file.
+ * tst-cpuclock2.c: New file.
+ * tst-cputimer1.c: New file.
+ * tst-cputimer2.c: New file.
+ * tst-cputimer3.c: New file.
+ * sysdeps/unix/sysv/linux/sparc/Makefile: New file.
+ * sysdeps/unix/sysv/linux/sparc/rtkaio-sysdep.c: New file.
+ * sysdeps/unix/sysv/linux/sparc/sparc64/Versions: New file.
+ * sysdeps/mips/Makefile: Removed.
+ * sysdeps/unix/mips/rtkaio-sysdep.S: Removed.
+ * sysdeps/unix/sysv/linux/hppa/Versions: Removed.
+ * sysdeps/unix/sysv/linux/hppa/kaio_cancel.c: Removed.
+
+2006-07-19 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/kaio_misc.c: Include atomic.h.
+ (kernel_callback): Ensure __return_value is updated before
+ __error_code is set.
+
+2006-05-11 Jakub Jelinek <jakub@redhat.com>
+
+ * Makefile (tests): Add tst-mqueue{8,9}, tst-timer5 and
+ tst-aiod{,64,2,3,4,5}.
+ (LDFLAGS-rtkaio.so): Add -Wl,--enable-new-dtags,-z,nodelete.
+ * sysdeps/unix/sysv/linux/kaio_misc.h: Include signal.h and
+ sysdep.h.
+ (aio_start_notify_thread, aio_create_helper_thread): Define
+ for !BROKEN_THREAD_SIGNALS.
+ (__aio_start_notify_thread, __aio_create_helper_thread): New
+ functions for !BROKEN_THREAD_SIGNALS.
+ * sysdeps/unix/sysv/linux/kaio_misc.c: Include sys/sysmacros.h.
+ (aio_create_helper_thread): Define if not yet defined.
+ (__aio_create_helper_thread): New function.
+ (__aio_wait_for_events): Pass 1 rather than 0 as min_nr to
+ io_getevents.
+ (handle_kernel_aio): Likewise.
+ (__aio_create_kernel_thread): Use aio_create_helper_thread.
+ (__aio_enqueue_user_request): Likewise.
+ (handle_fildes_io): Likewise. Remove noreturn attribute,
+ return NULL instead of calling pthread_exit (NULL).
+ (__aio_enqueue_request_ctx): Call fcntl and fxstat64 to avoid using
+ kaio on non-O_DIRECT non-/dev/raw* filedescriptors. For LIO_SYNC
+ and LIO_DSYNC also set kctx to KCTX_NONE.
+ * sysdeps/unix/sysv/linux/kaio_suspend.c (aio_suspend): Don't start
+ handle_kernel_aio thread if ktotal is zero.
+ * sysdeps/pthread/Makefile (tests): Add tst-mqueue8x.
+ (CFLAGS-tst-mqueue8x.c): Add -fexceptions.
+ * Versions.def (librtkaio): Add GLIBC_2.3.4 version.
+ * kaio_mq_close.c: New file.
+ * kaio_mq_getattr.c: New file.
+ * kaio_mq_notify.c: New file.
+ * kaio_mq_open.c: New file.
+ * kaio_mq_receive.c: New file.
+ * kaio_mq_send.c: New file.
+ * kaio_mq_setattr.c: New file.
+ * kaio_mq_timedreceive.c: New file.
+ * kaio_mq_timedsend.c: New file.
+ * kaio_mq_unlink.c: New file.
+ * sysdeps/pthread/tst-mqueue8x.c: New file.
+ * sysdeps/unix/sysv/linux/syscalls.list: New file.
+ * tst-mqueue8.c: New file.
+ * tst-mqueue9.c: New file.
+ * tst-timer5.c: New file.
+ * tst-aiod.h: New file.
+ * tst-aiod.c: New test.
+ * tst-aiod64.c: New test.
+ * tst-aiod2.c: New test.
+ * tst-aiod3.c: New test.
+ * tst-aiod4.c: New test.
+ * tst-aiod5.c: New test.
+ * sysdeps/mips/Makefile: New file.
+ * sysdeps/unix/alpha/Makefile: New file.
+ * sysdeps/unix/alpha/rtkaio-sysdep.S: New file.
+ * sysdeps/unix/mips/rtkaio-sysdep.S: New file.
+ * sysdeps/unix/sysv/linux/Makefile: New file.
+ * sysdeps/unix/sysv/linux/s390/Makefile: New file.
+ * sysdeps/unix/sysv/linux/s390/rtkaio-sysdep.S: New file.
+ * sysdeps/unix/sysv/linux/powerpc/Makefile: New file.
+ * sysdeps/unix/sysv/linux/powerpc/rtkaio-sysdep.c: New file.
+ * sysdeps/unix/sysv/linux/ia64/Makefile: New file.
+ * sysdeps/unix/sysv/linux/ia64/rtkaio-sysdep.S: New file.
+
+2004-04-17 Jakub Jelinek <jakub@redhat.com>
+
+ * rt/Makefile (mq-routines): Set.
+ (librt-routines): Use it.
+ (tests): Add tst-mqueue{1,2,3,4,5,6,7} and tst-timer{3,4}.
+ (tst-mqueue7-ARGS): Set.
+ * rt/Versions (librt): Add mq_*@@GLIBC_2.3.4.
+ * rt/tst-mqueue1.c: New file.
+ * rt/tst-mqueue2.c: New file.
+ * rt/tst-mqueue3.c: New file.
+ * rt/tst-mqueue4.c: New file.
+ * rt/tst-mqueue5.c: New file.
+ * rt/tst-mqueue6.c: New file.
+ * rt/tst-mqueue7.c: New file.
+ * rt/tst-timer3.c: New file.
+ * rt/tst-timer4.c: New file.
+
+2003-08-14 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/kaio_misc.c (wait_for_kernel_requests):
+ New function.
+ (handle_fildes_io): Use it for LIO_SYNC and LIO_DSYNC.
+
+ * sysdeps/pthread/Makefile (CPPFLAGS): Add -DBROKEN_THREAD_SIGNALS
+ for rtkaio/linuxthreads combo.
+ * sysdeps/unix/sysv/linux/kaio_misc.c (__aio_enqueue_request_ctx):
+ Only set caller_pid if BROKEN_THREAD_SIGNALS.
+ * sysdeps/unix/sysv/linux/kaio_misc.h (struct waitlist,
+ struct requestlist): Remove caller_pid unless BROKEN_THREAD_SIGNALS.
+ (__aio_notify_only): Remove last argument if not
+ BROKEN_THREAD_SIGNALS.
+ * sysdeps/unix/sysv/linux/kaio_suspend.c (aio_suspend): Only set
+ caller_pid if not BROKEN_THREAD_SIGNALS.
+ * sysdeps/unix/sysv/linux/klio_listio.c (lio_listio): Likewise.
+ Remove last argument in call to __aio_notify_only unless
+ BROKEN_THREAD_SIGNALS.
+
+ * tst-aio.c: Avoid test duplication. Include rt/aio.c instead.
+ * tst-aio2.c: Similarly.
+ * tst-aio3.c: Similarly.
+ * tst-aio4.c: Similarly.
+ * tst-aio5.c: Similarly.
+ * tst-aio6.c: Similarly.
+ * tst-aio64.c: Similarly.
+ * tst-aio7.c: Similarly.
+ * tst-clock.c: Similarly.
+ * tst-clock_nanosleep.c: Similarly.
+ * tst-shm.c: Similarly.
+ * tst-timer2.c: Similarly.
+
+2003-07-29 Roland McGrath <roland@redhat.com>
+
+ * rt/tst-timer2.c: New file.
+ * rt/Makefile (tests): Add it.
+
+2003-07-25 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/kaio_cancel.c (aio_cancel): Attempt
+ to cancel kioctx != KCTX_NONE requests even if second argument
+ to aio_cancel is NULL.
+
+2003-07-24 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/kaio_cancel.c (aio_cancel): Return
+ AIO_ALLDONE if aiocbp != NULL and has already completed. Return
+ -1/EINVAL if aiocbp->aio_fildes does not match fildes.
+
+ * sysdeps/unix/sysv/linux/alpha/kaio_cancel.c: New file.
+ * sysdeps/unix/sysv/linux/hppa/kaio_cancel.c: New file.
+ * sysdeps/unix/sysv/linux/sparc/kaio_cancel.c: New file.
+ * sysdeps/unix/sysv/linux/kaio_cancel.c (aio_cancel): Attempt
+ to cancel request handled by kernel (so far just if aiocbp != NULL).
+ * sysdeps/unix/sysv/linux/kaio_misc.c (__aio_remove_krequest): Fix
+ assertion, req->kioctx must NOT be KCTX_NONE.
+ * sysdeps/unix/sysv/linux/kaio_misc.h (__aio_remove_krequest): New
+ prototype.
+
+2003-07-23 Jakub Jelinek <jakub@redhat.com>
+
+ * New add-on.
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/configure glibc-2.17-931-g30bbc0c.new/rtkaio/configure
--- glibc-2.17-931-g30bbc0c/rtkaio/configure 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/configure 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1,4 @@
+# This file is generated from configure.in by Autoconf. DO NOT EDIT!
+
+libc_add_on_canonical=
+libc_add_on_subdirs=.
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/configure.in glibc-2.17-931-g30bbc0c.new/rtkaio/configure.in
--- glibc-2.17-931-g30bbc0c/rtkaio/configure.in 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/configure.in 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1,5 @@
+dnl glibc configure fragment for rtkaio add-on
+GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
+
+libc_add_on_canonical=
+libc_add_on_subdirs=.
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/Depend glibc-2.17-931-g30bbc0c.new/rtkaio/Depend
--- glibc-2.17-931-g30bbc0c/rtkaio/Depend 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/Depend 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+rt
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_cancel.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_cancel.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_cancel.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_cancel.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <aio_cancel.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_getcpuclockid.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_getcpuclockid.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_getcpuclockid.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_getcpuclockid.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <clock_getcpuclockid.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_getres.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_getres.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_getres.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_getres.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <clock_getres.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_gettime.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_gettime.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_gettime.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_gettime.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <clock_gettime.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_nanosleep.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_nanosleep.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_nanosleep.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_nanosleep.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <clock_nanosleep.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_settime.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_settime.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_settime.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_settime.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <clock_settime.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_error.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_error.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_error.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_error.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <aio_error.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_fsync.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_fsync.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_fsync.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_fsync.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1 @@
+#include <aio_fsync.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_get_clockfreq.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_get_clockfreq.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_get_clockfreq.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_get_clockfreq.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1 @@
+#include <get_clockfreq.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_misc.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_misc.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_misc.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_misc.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <aio_misc.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_close.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_close.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_close.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_close.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1 @@
+#include <mq_close.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_getattr.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_getattr.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_getattr.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_getattr.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <mq_getattr.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_notify.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_notify.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_notify.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_notify.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <mq_notify.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_open.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_open.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_open.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_open.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <mq_open.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_receive.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_receive.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_receive.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_receive.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <mq_receive.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_send.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_send.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_send.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_send.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <mq_send.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_setattr.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_setattr.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_setattr.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_setattr.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <mq_setattr.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_timedreceive.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_timedreceive.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_timedreceive.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_timedreceive.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <mq_timedreceive.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_timedsend.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_timedsend.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_timedsend.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_timedsend.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <mq_timedsend.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_unlink.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_unlink.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_unlink.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_unlink.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <mq_unlink.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_notify.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_notify.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_notify.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_notify.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <aio_notify.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_read64.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_read64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_read64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_read64.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <aio_read64.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_read.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_read.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_read.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_read.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <aio_read.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_return.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_return.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_return.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_return.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <aio_return.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_shm_open.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_shm_open.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_shm_open.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_shm_open.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <shm_open.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_shm_unlink.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_shm_unlink.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_shm_unlink.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_shm_unlink.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <shm_unlink.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_sigqueue.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_sigqueue.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_sigqueue.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_sigqueue.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <aio_sigqueue.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_suspend.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_suspend.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_suspend.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_suspend.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <aio_suspend.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_create.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_create.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_create.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_create.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <timer_create.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_delete.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_delete.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_delete.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_delete.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <timer_delete.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_getoverr.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_getoverr.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_getoverr.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_getoverr.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1 @@
+#include <timer_getoverr.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_gettime.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_gettime.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_gettime.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_gettime.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <timer_gettime.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_settime.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_settime.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_settime.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_settime.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <timer_settime.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_write64.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_write64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_write64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_write64.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <aio_write64.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_write.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_write.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_write.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_write.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <aio_write.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/klio_listio64.c glibc-2.17-931-g30bbc0c.new/rtkaio/klio_listio64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/klio_listio64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/klio_listio64.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <lio_listio64.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/klio_listio.c glibc-2.17-931-g30bbc0c.new/rtkaio/klio_listio.c
--- glibc-2.17-931-g30bbc0c/rtkaio/klio_listio.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/klio_listio.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <lio_listio.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/Makefile 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1,106 @@
+# Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc.
+# This file is part of the GNU C Library.
+
+# The GNU C Library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+
+# The GNU C Library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+
+# You should have received a copy of the GNU Lesser General Public
+# License along with the GNU C Library; if not, write to the Free
+# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+# 02111-1307 USA.
+
+#
+# Sub-makefile for real-time kaio portion of the library.
+#
+subdir := rtkaio
+
+aio-routines := aio_cancel aio_error aio_fsync aio_misc aio_read \
+ aio_read64 aio_return aio_suspend aio_write \
+ aio_write64 lio_listio lio_listio64 aio_sigqueue \
+ aio_notify
+clock-routines := get_clockfreq clock_getcpuclockid \
+ clock_getres clock_gettime clock_settime \
+ clock_nanosleep
+timer-routines := timer_create timer_delete timer_getoverr \
+ timer_gettime timer_settime
+shm-routines := shm_open shm_unlink
+mq-routines := mq_open mq_close mq_unlink mq_getattr mq_setattr \
+ mq_notify mq_send mq_receive mq_timedsend \
+ mq_timedreceive
+
+librtkaio-routines = $(patsubst %,k%,$(aio-routines)) \
+ $(patsubst %,kaio_%,$(clock-routines) $(timer-routines) \
+ $(shm-routines) $(mq-routines))
+
+tests := tst-shm tst-clock tst-clock_nanosleep tst-timer tst-timer2 \
+ tst-aio tst-aio64 tst-aio2 tst-aio3 tst-aio4 tst-aio5 tst-aio6 \
+ tst-aio7 tst-aio8 tst-aio9 tst-aio10 \
+ tst-mqueue1 tst-mqueue2 tst-mqueue3 tst-mqueue4 \
+ tst-mqueue5 tst-mqueue6 tst-mqueue7 tst-mqueue8 tst-mqueue9 \
+ tst-timer3 tst-timer4 tst-timer5 \
+ tst-cpuclock1 tst-cpuclock2 \
+ tst-cputimer1 tst-cputimer2 tst-cputimer3 \
+ tst-clock2 \
+ tst-aiod tst-aiod64 tst-aiod2 tst-aiod3 tst-aiod4 tst-aiod5
+
+extra-libs := librtkaio
+extra-libs-others := $(extra-libs)
+
+include $(..)Makeconfig
+
+ifeq (yesyes,$(build-shared)$(elf))
+generated += librt.so$(librt.so-version)
+
+$(objpfx)librt.so$(librt.so-version): $(objpfx)librtkaio.so; $(make-link)
+endif
+
+include $(..)Rules
+
+CFLAGS-kaio_suspend.c = -fexceptions
+CFLAGS-kaio_clock_nanosleep.c = -fexceptions -fasynchronous-unwind-tables
+CFLAGS-kaio_librt-cancellation.c = -fasynchronous-unwind-tables
+
+LDFLAGS-rtkaio.so = -Wl,-soname=lib$(libprefix)rt.so$(librt.so-version) \
+ -Wl,--enable-new-dtags,-z,nodelete
+CPPFLAGS-librtkaio += -DIS_IN_librt=1 -I$(..)rt
+
+rpath-dirs := $(patsubst rt,rtkaio,$(rpath-dirs))
+
+ifeq (yesyes,$(build-shared)$(elf))
+others: $(objpfx)librt.so$(librt.so-version)
+endif
+
+# Depend on libc.so so a DT_NEEDED is generated in the shared objects.
+# This ensures they will load libc.so for needed symbols if loaded by
+# a statically-linked program that hasn't already loaded it.
+$(objpfx)librtkaio.so: $(common-objpfx)libc.so $(common-objpfx)libc_nonshared.a \
+ $(shared-thread-library) \
+ $(if $(filter yes,$(elf)), $(elf-objpfx)ld.so)
+
+ifeq (yes,$(build-shared))
+$(addprefix $(objpfx),$(tests)): $(objpfx)librtkaio.so $(shared-thread-library)
+else
+$(addprefix $(objpfx),$(tests)): $(objpfx)librtkaio.a $(static-thread-library)
+endif
+ifeq (yes,$(build-bounded))
+$(tests:%=$(objpfx)%-bp): $(objpfx)librtkaio_b.a $(bounded-thread-library)
+endif
+
+tst-mqueue7-ARGS = -- $(built-program-file)
+
+ifeq (yes,$(build-static-nss))
+otherlibs += $(nssobjdir)/libnss_files.a $(resolvobjdir)/libnss_dns.a \
+ $(resolvobjdir)/libresolv.a
+endif
+
+# FIXME: This is a placeholder to let the tests run to conclusion. This needs
+# a real abilist file.
+$(objpfx)check-abi-librtkaio.out:
+ touch $@
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/shlib-versions glibc-2.17-931-g30bbc0c.new/rtkaio/shlib-versions
--- glibc-2.17-931-g30bbc0c/rtkaio/shlib-versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/shlib-versions 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1,1 @@
+librtkaio=1
diff --git a/sysdeps/unix/sysv/linux/mips/shlib-versions b/sysdeps/unix/sysv/linux/mips/shlib-versions
index c5bd7db..06f28ea 100644
--- a/sysdeps/unix/sysv/linux/mips/shlib-versions
+++ b/sysdeps/unix/sysv/linux/mips/shlib-versions
@@ -23,5 +23,6 @@ libnss_hesiod=2 GLIBC_2.0 GLIBC_2.2
libnsl=1 GLIBC_2.0 GLIBC_2.2
librt=1 GLIBC_2.0 GLIBC_2.2
+librtkaio=1 GLIBC_2.0 GLIBC_2.2
libpthread=0 GLIBC_2.0 GLIBC_2.2
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/kaio_timer_routines.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/kaio_timer_routines.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/kaio_timer_routines.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/kaio_timer_routines.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <timer_routines.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/librtkaio-cancellation.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/librtkaio-cancellation.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/librtkaio-cancellation.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/librtkaio-cancellation.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <librt-cancellation.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/Makefile 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1,39 @@
+ifeq ($(filter nptl,$(sorted-subdirs)),nptl)
+
+ifeq ($(subdir),rtkaio)
+librtkaio-sysdep_routines += kaio_timer_routines librtkaio-cancellation rtkaio-unwind-resume
+librtkaio-shared-only-routines += rtkaio-unwind-resume
+tests += tst-cancel17 tst-cancelx17
+CPPFLAGS-kaio_timer_routines.c = -I../nptl
+CFLAGS-librtkaio-cancellation.c += -fexceptions -fasynchronous-unwind-tables
+CFLAGS-rtkaio-unwind-resume.c += -fexceptions -fasynchronous-unwind-tables
+CFLAGS-tst-cancelx17.c += -fexceptions
+
+ifeq (yes,$(build-shared))
+$(objpfx)tst-timer: $(objpfx)librtkaio.so $(shared-thread-library)
+else
+$(objpfx)tst-timer: $(objpfx)librtkaio.a $(static-thread-library)
+endif
+
+ifeq ($(have-forced-unwind),yes)
+tests += tst-mqueue8x
+CFLAGS-tst-mqueue8x.c += -fexceptions
+endif
+endif
+
+endif
+
+ifeq ($(filter linuxthreads,$(sorted-subdirs)),linuxthreads)
+
+ifeq ($(subdir),rtkaio)
+librtkaio-sysdep_routines += kaio_timer_routines
+CPPFLAGS += -DBROKEN_THREAD_SIGNALS
+
+ifeq (yes,$(build-shared))
+$(objpfx)tst-timer: $(objpfx)librtkaio.so $(shared-thread-library)
+else
+$(objpfx)tst-timer: $(objpfx)librtkaio.a $(static-thread-library)
+endif
+endif
+
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/rtkaio-unwind-resume.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/rtkaio-unwind-resume.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/rtkaio-unwind-resume.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/rtkaio-unwind-resume.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt-unwind-resume.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-cancel17.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-cancel17.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-cancel17.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-cancel17.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <nptl/tst-cancel17.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-cancelx17.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-cancelx17.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-cancelx17.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-cancelx17.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include "tst-cancel17.c"
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-mqueue8x.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-mqueue8x.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-mqueue8x.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-mqueue8x.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include_next <tst-mqueue8x.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-timer.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-timer.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-timer.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-timer.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include_next <tst-timer.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/Versions 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1,7 @@
+%ifdef HAVE_FORCED_UNWIND
+librtkaio {
+ GLIBC_2.4 {
+ lio_listio; lio_listio64;
+ }
+}
+%endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/alpha/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/alpha/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/alpha/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/alpha/Makefile 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,3 @@
+ifeq ($(subdir),rtkaio)
+librtkaio-sysdep_routines += rtkaio-sysdep
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/alpha/rtkaio-sysdep.S glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/alpha/rtkaio-sysdep.S
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/alpha/rtkaio-sysdep.S 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/alpha/rtkaio-sysdep.S 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1 @@
+#include <rt-sysdep.S>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/alpha/kaio_cancel.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/alpha/kaio_cancel.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/alpha/kaio_cancel.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/alpha/kaio_cancel.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,33 @@
+#include <shlib-compat.h>
+
+#define aio_cancel64 XXX
+#include <aio.h>
+#undef aio_cancel64
+#include <errno.h>
+
+extern __typeof (aio_cancel) __new_aio_cancel;
+extern __typeof (aio_cancel) __old_aio_cancel;
+
+#define aio_cancel __new_aio_cancel
+
+#include <sysdeps/unix/sysv/linux/kaio_cancel.c>
+
+#undef aio_cancel
+strong_alias (__new_aio_cancel, __new_aio_cancel64);
+versioned_symbol (librt, __new_aio_cancel, aio_cancel, GLIBC_2_3);
+versioned_symbol (librt, __new_aio_cancel64, aio_cancel64, GLIBC_2_3);
+
+#if SHLIB_COMPAT (librt, GLIBC_2_1, GLIBC_2_3)
+
+#undef ECANCELED
+#define aio_cancel __old_aio_cancel
+#define ECANCELED 125
+
+#include <sysdeps/unix/sysv/linux/kaio_cancel.c>
+
+#undef aio_cancel
+strong_alias (__old_aio_cancel, __old_aio_cancel64);
+compat_symbol (librt, __old_aio_cancel, aio_cancel, GLIBC_2_1);
+compat_symbol (librt, __old_aio_cancel64, aio_cancel64, GLIBC_2_1);
+
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/alpha/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/alpha/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/alpha/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/alpha/Versions 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,6 @@
+librtkaio {
+ GLIBC_2.3 {
+ # AIO functions.
+ aio_cancel; aio_cancel64;
+ }
+}
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/ia64/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/ia64/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/ia64/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/ia64/Makefile 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,3 @@
+ifeq ($(subdir),rtkaio)
+librtkaio-routines += rtkaio-sysdep
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/ia64/rtkaio-sysdep.S glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/ia64/rtkaio-sysdep.S
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/ia64/rtkaio-sysdep.S 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/ia64/rtkaio-sysdep.S 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1 @@
+#include <rt-sysdep.S>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/ia64/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/ia64/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/ia64/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/ia64/Versions 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,9 @@
+%ifdef HAVE_FORCED_UNWIND
+librtkaio {
+ GLIBC_2.3.3 {
+ # Changed timer_t.
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+}
+%endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_cancel.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_cancel.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_cancel.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_cancel.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,240 @@
+/* Cancel requests associated with given file descriptor.
+ Copyright (C) 1997, 1998, 2000, 2002, 2003, 2005 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/* We use an UGLY hack to prevent gcc from finding us cheating. The
+ implementation of aio_cancel and aio_cancel64 are identical and so
+ we want to avoid code duplication by using aliases. But gcc sees
+ the different parameter lists and prints a warning. We define here
+ a function so that aio_cancel64 has no prototype. */
+#ifndef aio_cancel
+#define aio_cancel64 XXX
+#include <aio.h>
+/* And undo the hack. */
+#undef aio_cancel64
+#endif
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <aio_cancel.c>
+#else
+
+#include <unistd.h>
+#include <fcntl.h>
+#include <assert.h>
+#include <errno.h>
+
+int
+aio_cancel (fildes, aiocbp)
+ int fildes;
+ struct aiocb *aiocbp;
+{
+ struct requestlist *req = NULL;
+ int result = AIO_ALLDONE;
+
+ /* If fildes is invalid, error. */
+ if (fcntl (fildes, F_GETFL) < 0)
+ {
+ __set_errno (EBADF);
+ return -1;
+ }
+
+ /* Request the mutex. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ /* We are asked to cancel a specific AIO request. */
+ if (aiocbp != NULL)
+ {
+ /* If the AIO request is not for this descriptor it has no value
+ to look for the request block. */
+ if (aiocbp->aio_fildes != fildes)
+ {
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ __set_errno (EINVAL);
+ return -1;
+ }
+ else if (aiocbp->__error_code == EINPROGRESS)
+ {
+ struct requestlist *last = NULL;
+
+ req = __aio_find_req_fd (fildes);
+
+ if (req != NULL)
+ while (req->aiocbp != (aiocb_union *) aiocbp)
+ {
+ last = req;
+ req = req->next_prio;
+ if (req == NULL)
+ break;
+ }
+
+ if (req != NULL)
+ {
+ /* Don't remove the entry if a thread is already working on
+ it. */
+ if (req->running == allocated)
+ {
+ result = AIO_NOTCANCELED;
+ req = NULL;
+ }
+ else
+ {
+ /* We can remove the entry. */
+ __aio_remove_request (last, req, 0);
+
+ result = AIO_CANCELED;
+
+ req->next_prio = NULL;
+ }
+ }
+ else
+ {
+ /* Try kernel requests. */
+ req = __aio_find_req ((aiocb_union *) aiocbp);
+
+ if (req == NULL)
+ {
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ assert (req->kioctx != KCTX_NONE);
+
+ /* If kernel is working on it, try cancelling it. */
+ if (req->running == allocated)
+ {
+ struct kio_event ev;
+ INTERNAL_SYSCALL_DECL (err);
+ int res;
+
+ res = INTERNAL_SYSCALL (io_cancel, err, 3, __aio_kioctx,
+ &req->kiocb, &ev);
+ if (INTERNAL_SYSCALL_ERROR_P (res, err))
+ {
+ result = AIO_NOTCANCELED;
+ req = NULL;
+ }
+ else
+ req->running = queued;
+ }
+ if (req != NULL)
+ {
+ /* We can remove the entry. */
+ __aio_remove_krequest (req);
+ result = AIO_CANCELED;
+ req->next_prio = NULL;
+ }
+ }
+ }
+ }
+ else
+ {
+ /* Find the beginning of the list of all requests for this
+ desriptor. */
+ req = __aio_find_req_fd (fildes);
+
+ /* If any request is worked on by a thread it must be the first.
+ So either we can delete all requests or all but the first. */
+ if (req != NULL)
+ {
+ if (req->running == allocated)
+ {
+ struct requestlist *old = req;
+ req = req->next_prio;
+ old->next_prio = NULL;
+
+ result = AIO_NOTCANCELED;
+
+ if (req != NULL)
+ __aio_remove_request (old, req, 1);
+ }
+ else
+ {
+ result = AIO_CANCELED;
+
+ /* We can remove the entry. */
+ __aio_remove_request (NULL, req, 1);
+ }
+ }
+
+ if (result != AIO_NOTCANCELED)
+ {
+ /* Try to cancel kernel requests. */
+ struct requestlist *kreq = __aio_find_kreq_fd (fildes);
+
+ while (kreq)
+ {
+ struct requestlist *next;
+
+ /* If kernel is working on it, try cancelling it. */
+ if (kreq->running == allocated)
+ {
+ struct kio_event ev;
+ INTERNAL_SYSCALL_DECL (err);
+ int res;
+
+ res = INTERNAL_SYSCALL (io_cancel, err, 3, __aio_kioctx,
+ &kreq->kiocb, &ev);
+ if (INTERNAL_SYSCALL_ERROR_P (res, err))
+ {
+ result = AIO_NOTCANCELED;
+ break;
+ }
+ else
+ kreq->running = queued;
+ }
+ next = kreq->next_prio;
+ __aio_remove_krequest (kreq);
+ result = AIO_CANCELED;
+ kreq->next_prio = NULL;
+ assert (kreq->running == yes || kreq->running == queued);
+ kreq->aiocbp->aiocb.__error_code = ECANCELED;
+ kreq->aiocbp->aiocb.__return_value = -1;
+ __aio_notify (kreq);
+ __aio_free_request (kreq);
+ kreq = next;
+ }
+ }
+ }
+
+ /* Mark requests as canceled and send signal. */
+ while (req != NULL)
+ {
+ struct requestlist *old = req;
+ assert (req->running == yes || req->running == queued);
+ req->aiocbp->aiocb.__error_code = ECANCELED;
+ req->aiocbp->aiocb.__return_value = -1;
+ __aio_notify (req);
+ req = req->next_prio;
+ __aio_free_request (old);
+ }
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+
+ return result;
+}
+
+#ifndef aio_cancel
+weak_alias (aio_cancel, aio_cancel64)
+#endif
+
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_error.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_error.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_error.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_error.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,54 @@
+/* Return error status of asynchronous I/O request.
+ Copyright (C) 1997, 2002, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/* We use an UGLY hack to prevent gcc from finding us cheating. The
+ implementation of aio_error and aio_error64 are identical and so
+ we want to avoid code duplication by using aliases. But gcc sees
+ the different parameter lists and prints a warning. We define here
+ a function so that aio_error64 has no prototype. */
+#define aio_error64 XXX
+#include <aio.h>
+/* And undo the hack. */
+#undef aio_error64
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <aio_error.c>
+#else
+
+#include <errno.h>
+
+int
+aio_error (aiocbp)
+ const struct aiocb *aiocbp;
+{
+ int ret = aiocbp->__error_code;
+
+ if (ret == EINPROGRESS)
+ {
+ __aio_read_one_event ();
+ ret = aiocbp->__error_code;
+ }
+ return ret;
+}
+
+weak_alias (aio_error, aio_error64)
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_fsync.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_fsync.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_fsync.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_fsync.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,6 @@
+#define aio_fsync64 XXX
+#include <aio.h>
+/* And undo the hack. */
+#undef aio_fsync64
+#include <kaio_misc.h>
+#include <aio_fsync.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,1139 @@
+/* Handle general operations.
+ Copyright (C) 1997,1998,1999,2000,2001,2002,2003,2006,2010
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <aio_misc.c>
+#else
+
+#include <aio.h>
+#include <assert.h>
+#include <atomic.h>
+#include <errno.h>
+#include <limits.h>
+#include <pthread.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/sysmacros.h>
+
+#ifndef aio_create_helper_thread
+# define aio_create_helper_thread __aio_create_helper_thread
+
+extern inline int
+__aio_create_helper_thread (pthread_t *threadp, void *(*tf) (void *), void *arg)
+{
+ pthread_attr_t attr;
+
+ /* Make sure the thread is created detached. */
+ pthread_attr_init (&attr);
+ pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
+
+ int ret = pthread_create (threadp, &attr, tf, arg);
+
+ (void) pthread_attr_destroy (&attr);
+ return ret;
+}
+
+#endif
+
+
+static void add_request_to_runlist (struct requestlist *newrequest)
+ internal_function;
+static int add_request_to_list (struct requestlist *newrequest, int fildes,
+ int prio)
+ internal_function;
+static void * handle_kernel_aio (void *arg);
+static void kernel_callback (kctx_t ctx, struct kiocb *kiocb, long res,
+ long res2);
+
+/* Pool of request list entries. */
+static struct requestlist **pool;
+
+/* Number of total and allocated pool entries. */
+static size_t pool_max_size;
+static size_t pool_size;
+
+/* Kernel AIO context. */
+kctx_t __aio_kioctx = KCTX_NONE;
+int __have_no_kernel_aio;
+int __kernel_thread_started;
+
+/* We implement a two dimensional array but allocate each row separately.
+ The macro below determines how many entries should be used per row.
+ It should better be a power of two. */
+#define ENTRIES_PER_ROW 32
+
+/* How many rows we allocate at once. */
+#define ROWS_STEP 8
+
+/* List of available entries. */
+static struct requestlist *freelist;
+
+/* List of request waiting to be processed. */
+static struct requestlist *runlist;
+
+/* Structure list of all currently processed requests. */
+static struct requestlist *requests, *krequests;
+
+/* Number of threads currently running. */
+static int nthreads;
+
+/* Number of threads waiting for work to arrive. */
+static int idle_thread_count;
+
+
+/* These are the values used to optimize the use of AIO. The user can
+ overwrite them by using the `aio_init' function. */
+static struct aioinit optim =
+{
+ 20, /* int aio_threads; Maximal number of threads. */
+ 64, /* int aio_num; Number of expected simultanious requests. */
+ 0,
+ 0,
+ 0,
+ 0,
+ 1,
+ 0
+};
+
+
+/* Since the list is global we need a mutex protecting it. */
+pthread_mutex_t __aio_requests_mutex = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
+
+/* When you add a request to the list and there are idle threads present,
+ you signal this condition variable. When a thread finishes work, it waits
+ on this condition variable for a time before it actually exits. */
+pthread_cond_t __aio_new_request_notification = PTHREAD_COND_INITIALIZER;
+
+
+/* Functions to handle request list pool. */
+static struct requestlist *
+get_elem (void)
+{
+ struct requestlist *result;
+
+ if (freelist == NULL)
+ {
+ struct requestlist *new_row;
+ int cnt;
+
+ assert (sizeof (struct aiocb) == sizeof (struct aiocb64));
+
+ if (pool_size + 1 >= pool_max_size)
+ {
+ size_t new_max_size = pool_max_size + ROWS_STEP;
+ struct requestlist **new_tab;
+
+ new_tab = (struct requestlist **)
+ realloc (pool, new_max_size * sizeof (struct requestlist *));
+
+ if (new_tab == NULL)
+ return NULL;
+
+ pool_max_size = new_max_size;
+ pool = new_tab;
+ }
+
+ /* Allocate the new row. */
+ cnt = pool_size == 0 ? optim.aio_num : ENTRIES_PER_ROW;
+ new_row = (struct requestlist *) calloc (cnt,
+ sizeof (struct requestlist));
+ if (new_row == NULL)
+ return NULL;
+
+ pool[pool_size++] = new_row;
+
+ /* Put all the new entries in the freelist. */
+ do
+ {
+ new_row->next_prio = freelist;
+ freelist = new_row++;
+ }
+ while (--cnt > 0);
+ }
+
+ result = freelist;
+ freelist = freelist->next_prio;
+
+ return result;
+}
+
+
+void
+internal_function
+__aio_free_request (struct requestlist *elem)
+{
+ elem->running = no;
+ elem->next_prio = freelist;
+ freelist = elem;
+}
+
+
+struct requestlist *
+internal_function
+__aio_find_req (aiocb_union *elem)
+{
+ struct requestlist *runp;
+ int fildes = elem->aiocb.aio_fildes;
+ int i;
+
+ for (i = 0; i < 2; i++)
+ {
+ runp = i ? requests : krequests;
+
+ while (runp != NULL && runp->aiocbp->aiocb.aio_fildes < fildes)
+ runp = runp->next_fd;
+
+ if (runp != NULL)
+ {
+ if (runp->aiocbp->aiocb.aio_fildes != fildes)
+ runp = NULL;
+ else
+ while (runp != NULL && runp->aiocbp != elem)
+ runp = runp->next_prio;
+ if (runp != NULL)
+ return runp;
+ }
+ }
+
+ return NULL;
+}
+
+
+struct requestlist *
+internal_function
+__aio_find_req_fd (int fildes)
+{
+ struct requestlist *runp = requests;
+
+ while (runp != NULL && runp->aiocbp->aiocb.aio_fildes < fildes)
+ runp = runp->next_fd;
+
+ return (runp != NULL && runp->aiocbp->aiocb.aio_fildes == fildes
+ ? runp : NULL);
+}
+
+
+struct requestlist *
+internal_function
+__aio_find_kreq_fd (int fildes)
+{
+ struct requestlist *runp = krequests;
+
+ while (runp != NULL && runp->aiocbp->aiocb.aio_fildes < fildes)
+ runp = runp->next_fd;
+
+ return (runp != NULL && runp->aiocbp->aiocb.aio_fildes == fildes
+ ? runp : NULL);
+}
+
+
+void
+internal_function
+__aio_remove_request (struct requestlist *last, struct requestlist *req,
+ int all)
+{
+ assert (req->running == yes || req->running == queued
+ || req->running == done);
+ assert (req->kioctx == KCTX_NONE);
+
+ if (last != NULL)
+ last->next_prio = all ? NULL : req->next_prio;
+ else
+ {
+ if (all || req->next_prio == NULL)
+ {
+ if (req->last_fd != NULL)
+ req->last_fd->next_fd = req->next_fd;
+ else
+ requests = req->next_fd;
+ if (req->next_fd != NULL)
+ req->next_fd->last_fd = req->last_fd;
+ }
+ else
+ {
+ if (req->last_fd != NULL)
+ req->last_fd->next_fd = req->next_prio;
+ else
+ requests = req->next_prio;
+
+ if (req->next_fd != NULL)
+ req->next_fd->last_fd = req->next_prio;
+
+ req->next_prio->last_fd = req->last_fd;
+ req->next_prio->next_fd = req->next_fd;
+
+ /* Mark this entry as runnable. */
+ req->next_prio->running = yes;
+ }
+
+ if (req->running == yes)
+ {
+ struct requestlist *runp = runlist;
+
+ last = NULL;
+ while (runp != NULL)
+ {
+ if (runp == req)
+ {
+ if (last == NULL)
+ runlist = runp->next_run;
+ else
+ last->next_run = runp->next_run;
+ break;
+ }
+ last = runp;
+ runp = runp->next_run;
+ }
+ }
+ }
+}
+
+void
+internal_function
+__aio_remove_krequest (struct requestlist *req)
+{
+ assert (req->running == yes || req->running == queued
+ || req->running == done);
+ assert (req->kioctx != KCTX_NONE);
+
+ if (req->prev_prio != NULL)
+ {
+ req->prev_prio->next_prio = req->next_prio;
+ if (req->next_prio != NULL)
+ req->next_prio->prev_prio = req->prev_prio;
+ }
+ else if (req->next_prio == NULL)
+ {
+ if (req->last_fd != NULL)
+ req->last_fd->next_fd = req->next_fd;
+ else
+ krequests = req->next_fd;
+ if (req->next_fd != NULL)
+ req->next_fd->last_fd = req->last_fd;
+ }
+ else
+ {
+ if (req->last_fd != NULL)
+ req->last_fd->next_fd = req->next_prio;
+ else
+ krequests = req->next_prio;
+ if (req->next_fd != NULL)
+ req->next_fd->last_fd = req->next_prio;
+
+ req->next_prio->prev_prio = NULL;
+ req->next_prio->last_fd = req->last_fd;
+ req->next_prio->next_fd = req->next_fd;
+ }
+}
+
+
+/* The thread handler. */
+static void *handle_fildes_io (void *arg);
+static int wait_for_kernel_requests (int fildes);
+
+
+/* User optimization. */
+void
+__aio_init (const struct aioinit *init)
+{
+ /* Get the mutex. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ /* Only allow writing new values if the table is not yet allocated. */
+ if (pool == NULL)
+ {
+ optim.aio_threads = init->aio_threads < 1 ? 1 : init->aio_threads;
+ optim.aio_num = (init->aio_num < ENTRIES_PER_ROW
+ ? ENTRIES_PER_ROW
+ : init->aio_num & ~ENTRIES_PER_ROW);
+ }
+
+ if (init->aio_idle_time != 0)
+ optim.aio_idle_time = init->aio_idle_time;
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+}
+weak_alias (__aio_init, aio_init)
+
+static void
+kernel_callback (kctx_t ctx, struct kiocb *kiocb, long res, long res2)
+{
+ struct requestlist *req = (struct requestlist *)kiocb;
+ long errcode = 0;
+
+ if (res < 0 && res > -1000)
+ {
+ errcode = -res;
+ res = -1;
+ }
+ req->aiocbp->aiocb.__return_value = res;
+ atomic_write_barrier ();
+ req->aiocbp->aiocb.__error_code = errcode;
+ __aio_notify (req);
+ assert (req->running == allocated);
+ req->running = done;
+ __aio_remove_krequest (req);
+ __aio_free_request (req);
+}
+
+void
+internal_function
+__aio_read_one_event (void)
+{
+ struct kio_event ev[10];
+ struct timespec ts;
+ int count, i;
+
+ if (__aio_kioctx == KCTX_NONE)
+ return;
+ ts.tv_sec = 0;
+ ts.tv_nsec = 0;
+ do
+ {
+ INTERNAL_SYSCALL_DECL (err);
+ count = INTERNAL_SYSCALL (io_getevents, err, 5, __aio_kioctx, 0, 10,
+ ev, &ts);
+ if (INTERNAL_SYSCALL_ERROR_P (count, err) || count == 0)
+ break;
+ pthread_mutex_lock (&__aio_requests_mutex);
+ for (i = 0; i < count; i++)
+ {
+ void (*cb)(kctx_t, struct kiocb *, long, long);
+
+ cb = (void *) (uintptr_t) ev[i].kioe_data;
+ cb (__aio_kioctx, (struct kiocb *) (uintptr_t) ev[i].kioe_obj,
+ ev[i].kioe_res, ev[i].kioe_res2);
+ }
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ }
+ while (count == 10);
+}
+
+int
+internal_function
+__aio_wait_for_events (kctx_t kctx, const struct timespec *timespec)
+{
+ int ret, i;
+ struct kio_event ev[10];
+ struct timespec ts;
+ INTERNAL_SYSCALL_DECL (err);
+
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ ts.tv_sec = 0;
+ ts.tv_nsec = 0;
+ do
+ {
+ ret = INTERNAL_SYSCALL (io_getevents, err, 5, kctx, 1, 10, ev,
+ timespec);
+ if (INTERNAL_SYSCALL_ERROR_P (ret, err) || ret == 0)
+ break;
+
+ pthread_mutex_lock (&__aio_requests_mutex);
+ for (i = 0; i < ret; i++)
+ {
+ void (*cb)(kctx_t, struct kiocb *, long, long);
+
+ cb = (void *) (uintptr_t) ev[i].kioe_data;
+ cb (kctx, (struct kiocb *) (uintptr_t) ev[i].kioe_obj,
+ ev[i].kioe_res, ev[i].kioe_res2);
+ }
+ if (ret < 10)
+ return 0;
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ timespec = &ts;
+ }
+ while (1);
+
+ pthread_mutex_lock (&__aio_requests_mutex);
+ return (timespec != &ts
+ && INTERNAL_SYSCALL_ERROR_P (ret, err)
+ && INTERNAL_SYSCALL_ERRNO (ret, err) == ETIMEDOUT) ? ETIMEDOUT : 0;
+}
+
+int
+internal_function
+__aio_create_kernel_thread (void)
+{
+ pthread_t thid;
+
+ if (__kernel_thread_started)
+ return 0;
+
+ if (aio_create_helper_thread (&thid, handle_kernel_aio, NULL) != 0)
+ return -1;
+ __kernel_thread_started = 1;
+ return 0;
+}
+
+static void *
+handle_kernel_aio (void *arg __attribute__((unused)))
+{
+ int ret, i;
+ INTERNAL_SYSCALL_DECL (err);
+ struct kio_event ev[10];
+
+ for (;;)
+ {
+ ret = INTERNAL_SYSCALL (io_getevents, err, 5, __aio_kioctx, 1, 10, ev,
+ NULL);
+ if (INTERNAL_SYSCALL_ERROR_P (ret, err) || ret == 0)
+ continue;
+ pthread_mutex_lock (&__aio_requests_mutex);
+ for (i = 0; i < ret; i++)
+ {
+ void (*cb)(kctx_t, struct kiocb *, long, long);
+
+ cb = (void *) (uintptr_t) ev[i].kioe_data;
+ cb (__aio_kioctx, (struct kiocb *) (uintptr_t) ev[i].kioe_obj,
+ ev[i].kioe_res, ev[i].kioe_res2);
+ }
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ }
+ return NULL;
+}
+
+static int
+internal_function
+add_request_to_list (struct requestlist *newp, int fildes, int prio)
+{
+ struct requestlist *last, *runp, *reqs;
+
+ last = NULL;
+ reqs = newp->kioctx != KCTX_NONE ? krequests : requests;
+ runp = reqs;
+
+ /* First look whether the current file descriptor is currently
+ worked with. */
+ while (runp != NULL
+ && runp->aiocbp->aiocb.aio_fildes < fildes)
+ {
+ last = runp;
+ runp = runp->next_fd;
+ }
+
+ if (runp != NULL
+ && runp->aiocbp->aiocb.aio_fildes == fildes)
+ {
+ /* The current file descriptor is worked on. It makes no sense
+ to start another thread since this new thread would fight
+ with the running thread for the resources. But we also cannot
+ say that the thread processing this desriptor shall immediately
+ after finishing the current job process this request if there
+ are other threads in the running queue which have a higher
+ priority. */
+
+ /* Simply enqueue it after the running one according to the
+ priority. */
+ while (runp->next_prio != NULL
+ && runp->next_prio->aiocbp->aiocb.__abs_prio >= prio)
+ runp = runp->next_prio;
+
+ newp->next_prio = runp->next_prio;
+ runp->next_prio = newp;
+ if (newp->kioctx != KCTX_NONE)
+ {
+ newp->prev_prio = runp;
+ if (newp->next_prio != NULL)
+ newp->next_prio->prev_prio = newp;
+ }
+ return queued;
+ }
+ else
+ {
+ /* Enqueue this request for a new descriptor. */
+ if (last == NULL)
+ {
+ newp->last_fd = NULL;
+ newp->next_fd = reqs;
+ if (reqs != NULL)
+ reqs->last_fd = newp;
+ if (newp->kioctx != KCTX_NONE)
+ krequests = newp;
+ else
+ requests = newp;
+ }
+ else
+ {
+ newp->next_fd = last->next_fd;
+ newp->last_fd = last;
+ last->next_fd = newp;
+ if (newp->next_fd != NULL)
+ newp->next_fd->last_fd = newp;
+ }
+
+ newp->next_prio = NULL;
+ if (newp->kioctx != KCTX_NONE)
+ newp->prev_prio = NULL;
+ return yes;
+ }
+}
+
+static int
+internal_function
+__aio_enqueue_user_request (struct requestlist *newp)
+{
+ int result = 0;
+ int running = add_request_to_list (newp, newp->aiocbp->aiocb.aio_fildes,
+ newp->aiocbp->aiocb.__abs_prio);
+
+ if (running == yes)
+ {
+ /* We try to create a new thread for this file descriptor. The
+ function which gets called will handle all available requests
+ for this descriptor and when all are processed it will
+ terminate.
+
+ If no new thread can be created or if the specified limit of
+ threads for AIO is reached we queue the request. */
+
+ /* See if we need to and are able to create a thread. */
+ if (nthreads < optim.aio_threads && idle_thread_count == 0)
+ {
+ pthread_t thid;
+
+ running = newp->running = allocated;
+
+ /* Now try to start a thread. */
+ result = aio_create_helper_thread (&thid, handle_fildes_io, newp);
+ if (result == 0)
+ /* We managed to enqueue the request. All errors which can
+ happen now can be recognized by calls to `aio_return' and
+ `aio_error'. */
+ ++nthreads;
+ else
+ {
+ /* Reset the running flag. The new request is not running. */
+ running = newp->running = yes;
+
+ if (nthreads == 0)
+ {
+ /* We cannot create a thread in the moment and there is
+ also no thread running. This is a problem. `errno' is
+ set to EAGAIN if this is only a temporary problem. */
+ __aio_remove_request (NULL, newp, 0);
+ }
+ else
+ result = 0;
+ }
+ }
+ }
+
+ /* Enqueue the request in the run queue if it is not yet running. */
+ if (running == yes && result == 0)
+ {
+ add_request_to_runlist (newp);
+
+ /* If there is a thread waiting for work, then let it know that we
+ have just given it something to do. */
+ if (idle_thread_count > 0)
+ pthread_cond_signal (&__aio_new_request_notification);
+ }
+
+ if (result == 0)
+ newp->running = running;
+ return result;
+}
+
+/* The main function of the async I/O handling. It enqueues requests
+ and if necessary starts and handles threads. */
+struct requestlist *
+internal_function
+__aio_enqueue_request_ctx (aiocb_union *aiocbp, int operation, kctx_t kctx)
+{
+ int policy, prio, result;
+ struct sched_param param;
+ struct requestlist *newp;
+ int op = (operation & 0xffff);
+
+ if (op == LIO_SYNC || op == LIO_DSYNC)
+ {
+ aiocbp->aiocb.aio_reqprio = 0;
+ /* FIXME: Kernel doesn't support sync yet. */
+ operation &= ~LIO_KTHREAD;
+ kctx = KCTX_NONE;
+ }
+ else if (aiocbp->aiocb.aio_reqprio < 0
+ || aiocbp->aiocb.aio_reqprio > AIO_PRIO_DELTA_MAX)
+ {
+ /* Invalid priority value. */
+ __set_errno (EINVAL);
+ aiocbp->aiocb.__error_code = EINVAL;
+ aiocbp->aiocb.__return_value = -1;
+ return NULL;
+ }
+
+ if ((operation & LIO_KTHREAD) || kctx != KCTX_NONE)
+ {
+ /* io_* is only really asynchronous for O_DIRECT or /dev/raw*. */
+ int fl = __fcntl (aiocbp->aiocb.aio_fildes, F_GETFL);
+ if (fl < 0 || (fl & O_DIRECT) == 0)
+ {
+ struct stat64 st;
+ if (__fxstat64 (_STAT_VER, aiocbp->aiocb.aio_fildes, &st) < 0
+ || ! S_ISCHR (st.st_mode)
+ || major (st.st_rdev) != 162)
+ {
+ operation &= ~LIO_KTHREAD;
+ kctx = KCTX_NONE;
+ }
+ }
+ }
+
+ /* Compute priority for this request. */
+ pthread_getschedparam (pthread_self (), &policy, &param);
+ prio = param.sched_priority - aiocbp->aiocb.aio_reqprio;
+
+ /* Get the mutex. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ if (operation & LIO_KTHREAD)
+ {
+ if (__aio_kioctx == KCTX_NONE && !__have_no_kernel_aio)
+ {
+ int res;
+ INTERNAL_SYSCALL_DECL (err);
+
+ __aio_kioctx = 0;
+ do
+ res = INTERNAL_SYSCALL (io_setup, err, 2, 1024, &__aio_kioctx);
+ while (INTERNAL_SYSCALL_ERROR_P (res, err)
+ && INTERNAL_SYSCALL_ERRNO (res, err) == EINTR);
+ if (INTERNAL_SYSCALL_ERROR_P (res, err))
+ {
+ __have_no_kernel_aio = 1;
+ __aio_kioctx = KCTX_NONE;
+ }
+ }
+
+ kctx = __aio_kioctx;
+
+ if (kctx != KCTX_NONE && !__kernel_thread_started
+ && ((operation & LIO_KTHREAD_REQUIRED)
+ || aiocbp->aiocb.aio_sigevent.sigev_notify != SIGEV_NONE))
+ {
+ if (__aio_create_kernel_thread () < 0)
+ kctx = KCTX_NONE;
+ }
+ }
+
+ /* Get a new element for the waiting list. */
+ newp = get_elem ();
+ if (newp == NULL)
+ {
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ __set_errno (EAGAIN);
+ return NULL;
+ }
+ newp->aiocbp = aiocbp;
+#ifdef BROKEN_THREAD_SIGNALS
+ newp->caller_pid = (aiocbp->aiocb.aio_sigevent.sigev_notify == SIGEV_SIGNAL
+ ? getpid () : 0);
+#endif
+ newp->waiting = NULL;
+ newp->kioctx = kctx;
+
+ aiocbp->aiocb.__abs_prio = prio;
+ aiocbp->aiocb.__policy = policy;
+ aiocbp->aiocb.aio_lio_opcode = op;
+ aiocbp->aiocb.__error_code = EINPROGRESS;
+ aiocbp->aiocb.__return_value = 0;
+
+ if (newp->kioctx != KCTX_NONE)
+ {
+ int res;
+ INTERNAL_SYSCALL_DECL (err);
+
+ aiocb_union *aiocbp = newp->aiocbp;
+ struct kiocb *kiocbs[] __attribute__((unused)) = { &newp->kiocb };
+
+ newp->kiocb.kiocb_data = (uintptr_t) kernel_callback;
+ switch (op & 127)
+ {
+ case LIO_READ: newp->kiocb.kiocb_lio_opcode = IO_CMD_PREAD; break;
+ case LIO_WRITE: newp->kiocb.kiocb_lio_opcode = IO_CMD_PWRITE; break;
+ case LIO_SYNC:
+ case LIO_DSYNC: newp->kiocb.kiocb_lio_opcode = IO_CMD_FSYNC; break;
+ }
+ if (op & 128)
+ newp->kiocb.kiocb_offset = aiocbp->aiocb64.aio_offset;
+ else
+ newp->kiocb.kiocb_offset = aiocbp->aiocb.aio_offset;
+ newp->kiocb.kiocb_fildes = aiocbp->aiocb.aio_fildes;
+ newp->kiocb.kiocb_buf = (uintptr_t) aiocbp->aiocb.aio_buf;
+ newp->kiocb.kiocb_nbytes = aiocbp->aiocb.aio_nbytes;
+ /* FIXME. */
+ newp->kiocb.kiocb_req_prio = 0;
+ res = INTERNAL_SYSCALL (io_submit, err, 3, newp->kioctx, 1, kiocbs);
+ if (! INTERNAL_SYSCALL_ERROR_P (res, err))
+ {
+ newp->running = allocated;
+ add_request_to_list (newp, aiocbp->aiocb.aio_fildes, prio);
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ return newp;
+ }
+ newp->kioctx = KCTX_NONE;
+ }
+
+ result = __aio_enqueue_user_request (newp);
+ if (result)
+ {
+ /* Something went wrong. */
+ __aio_free_request (newp);
+ aiocbp->aiocb.__error_code = result;
+ __set_errno (result);
+ newp = NULL;
+ }
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+
+ return newp;
+}
+
+
+static int
+wait_for_kernel_requests (int fildes)
+{
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ struct requestlist *kreq = __aio_find_kreq_fd (fildes), *req;
+ int nent = 0;
+ int ret = 0;
+
+ req = kreq;
+ while (req)
+ {
+ if (req->running == allocated)
+ ++nent;
+ req = req->next_prio;
+ }
+
+ if (nent)
+ {
+ if (__aio_create_kernel_thread () < 0)
+ {
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ return -1;
+ }
+
+#ifndef DONT_NEED_AIO_MISC_COND
+ pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
+#endif
+ struct waitlist waitlist[nent];
+ int cnt = 0;
+
+ while (kreq)
+ {
+ if (kreq->running == allocated)
+ {
+#ifndef DONT_NEED_AIO_MISC_COND
+ waitlist[cnt].cond = &cond;
+#endif
+ waitlist[cnt].result = NULL;
+ waitlist[cnt].next = kreq->waiting;
+ waitlist[cnt].counterp = &nent;
+ waitlist[cnt].sigevp = NULL;
+#ifdef BROKEN_THREAD_SIGNALS
+ waitlist[cnt].caller_pid = 0; /* Not needed. */
+#endif
+ kreq->waiting = &waitlist[cnt++];
+ }
+ kreq = kreq->next_prio;
+ }
+
+#ifdef DONT_NEED_AIO_MISC_COND
+ AIO_MISC_WAIT (ret, nent, NULL, 0);
+#else
+ do
+ pthread_cond_wait (&cond, &__aio_requests_mutex);
+ while (nent);
+
+ pthread_cond_destroy (&cond);
+#endif
+ }
+
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ return ret;
+}
+
+
+static void *
+handle_fildes_io (void *arg)
+{
+ pthread_t self = pthread_self ();
+ struct sched_param param;
+ struct requestlist *runp = (struct requestlist *) arg;
+ aiocb_union *aiocbp;
+ int policy;
+ int fildes;
+
+ pthread_getschedparam (self, &policy, &param);
+
+ do
+ {
+ /* If runp is NULL, then we were created to service the work queue
+ in general, not to handle any particular request. In that case we
+ skip the "do work" stuff on the first pass, and go directly to the
+ "get work off the work queue" part of this loop, which is near the
+ end. */
+ if (runp == NULL)
+ pthread_mutex_lock (&__aio_requests_mutex);
+ else
+ {
+ /* Hopefully this request is marked as running. */
+ assert (runp->running == allocated);
+
+ /* Update our variables. */
+ aiocbp = runp->aiocbp;
+ fildes = aiocbp->aiocb.aio_fildes;
+
+ /* Change the priority to the requested value (if necessary). */
+ if (aiocbp->aiocb.__abs_prio != param.sched_priority
+ || aiocbp->aiocb.__policy != policy)
+ {
+ param.sched_priority = aiocbp->aiocb.__abs_prio;
+ policy = aiocbp->aiocb.__policy;
+ pthread_setschedparam (self, policy, &param);
+ }
+
+ /* Process request pointed to by RUNP. We must not be disturbed
+ by signals. */
+ if ((aiocbp->aiocb.aio_lio_opcode & 127) == LIO_READ)
+ {
+ if (aiocbp->aiocb.aio_lio_opcode & 128)
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (__pread64 (fildes, (void *)
+ aiocbp->aiocb64.aio_buf,
+ aiocbp->aiocb64.aio_nbytes,
+ aiocbp->aiocb64.aio_offset));
+ else
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (pread (fildes,
+ (void *) aiocbp->aiocb.aio_buf,
+ aiocbp->aiocb.aio_nbytes,
+ aiocbp->aiocb.aio_offset));
+
+ if (aiocbp->aiocb.__return_value == -1 && errno == ESPIPE)
+ /* The Linux kernel is different from others. It returns
+ ESPIPE if using pread on a socket. Other platforms
+ simply ignore the offset parameter and behave like
+ read. */
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (read (fildes,
+ (void *) aiocbp->aiocb64.aio_buf,
+ aiocbp->aiocb64.aio_nbytes));
+ }
+ else if ((aiocbp->aiocb.aio_lio_opcode & 127) == LIO_WRITE)
+ {
+ if (aiocbp->aiocb.aio_lio_opcode & 128)
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (__pwrite64 (fildes, (const void *)
+ aiocbp->aiocb64.aio_buf,
+ aiocbp->aiocb64.aio_nbytes,
+ aiocbp->aiocb64.aio_offset));
+ else
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (__libc_pwrite (fildes, (const void *)
+ aiocbp->aiocb.aio_buf,
+ aiocbp->aiocb.aio_nbytes,
+ aiocbp->aiocb.aio_offset));
+
+ if (aiocbp->aiocb.__return_value == -1 && errno == ESPIPE)
+ /* The Linux kernel is different from others. It returns
+ ESPIPE if using pwrite on a socket. Other platforms
+ simply ignore the offset parameter and behave like
+ write. */
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (write (fildes,
+ (void *) aiocbp->aiocb64.aio_buf,
+ aiocbp->aiocb64.aio_nbytes));
+ }
+ else if (aiocbp->aiocb.aio_lio_opcode == LIO_DSYNC
+ || aiocbp->aiocb.aio_lio_opcode == LIO_SYNC)
+ {
+ if (wait_for_kernel_requests (fildes) < 0)
+ {
+ aiocbp->aiocb.__return_value = -1;
+ __set_errno (ENOMEM);
+ }
+ else if (aiocbp->aiocb.aio_lio_opcode == LIO_DSYNC)
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (fdatasync (fildes));
+ else
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (fsync (fildes));
+ }
+ else
+ {
+ /* This is an invalid opcode. */
+ aiocbp->aiocb.__return_value = -1;
+ __set_errno (EINVAL);
+ }
+
+ /* Get the mutex. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ /* In theory we would need here a write memory barrier since the
+ callers test using aio_error() whether the request finished
+ and once this value != EINPROGRESS the field __return_value
+ must be committed to memory.
+
+ But since the pthread_mutex_lock call involves write memory
+ barriers as well it is not necessary. */
+
+ if (aiocbp->aiocb.__return_value == -1)
+ aiocbp->aiocb.__error_code = errno;
+ else
+ aiocbp->aiocb.__error_code = 0;
+
+ /* Send the signal to notify about finished processing of the
+ request. */
+ __aio_notify (runp);
+
+ /* For debugging purposes we reset the running flag of the
+ finished request. */
+ assert (runp->running == allocated);
+ runp->running = done;
+
+ /* Now dequeue the current request. */
+ __aio_remove_request (NULL, runp, 0);
+ if (runp->next_prio != NULL)
+ add_request_to_runlist (runp->next_prio);
+
+ /* Free the old element. */
+ __aio_free_request (runp);
+ }
+
+ runp = runlist;
+
+ /* If the runlist is empty, then we sleep for a while, waiting for
+ something to arrive in it. */
+ if (runp == NULL && optim.aio_idle_time >= 0)
+ {
+ struct timeval now;
+ struct timespec wakeup_time;
+
+ ++idle_thread_count;
+ gettimeofday (&now, NULL);
+ wakeup_time.tv_sec = now.tv_sec + optim.aio_idle_time;
+ wakeup_time.tv_nsec = now.tv_usec * 1000;
+ if (wakeup_time.tv_nsec > 1000000000)
+ {
+ wakeup_time.tv_nsec -= 1000000000;
+ ++wakeup_time.tv_sec;
+ }
+ pthread_cond_timedwait (&__aio_new_request_notification,
+ &__aio_requests_mutex,
+ &wakeup_time);
+ --idle_thread_count;
+ runp = runlist;
+ }
+
+ if (runp == NULL)
+ --nthreads;
+ else
+ {
+ assert (runp->running == yes);
+ runp->running = allocated;
+ runlist = runp->next_run;
+
+ /* If we have a request to process, and there's still another in
+ the run list, then we need to either wake up or create a new
+ thread to service the request that is still in the run list. */
+ if (runlist != NULL)
+ {
+ /* There are at least two items in the work queue to work on.
+ If there are other idle threads, then we should wake them
+ up for these other work elements; otherwise, we should try
+ to create a new thread. */
+ if (idle_thread_count > 0)
+ pthread_cond_signal (&__aio_new_request_notification);
+ else if (nthreads < optim.aio_threads)
+ {
+ pthread_t thid;
+
+ /* Now try to start a thread. If we fail, no big deal,
+ because we know that there is at least one thread (us)
+ that is working on AIO operations. */
+ if (aio_create_helper_thread (&thid, handle_fildes_io, NULL)
+ == 0)
+ ++nthreads;
+ }
+ }
+ }
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ }
+ while (runp != NULL);
+
+ return NULL;
+}
+
+
+/* Free allocated resources. */
+libc_freeres_fn (free_res)
+{
+ size_t row;
+
+ for (row = 0; row < pool_max_size; ++row)
+ free (pool[row]);
+
+ free (pool);
+}
+
+
+/* Add newrequest to the runlist. The __abs_prio flag of newrequest must
+ be correctly set to do this. Also, you had better set newrequest's
+ "running" flag to "yes" before you release your lock or you'll throw an
+ assertion. */
+static void
+internal_function
+add_request_to_runlist (struct requestlist *newrequest)
+{
+ int prio = newrequest->aiocbp->aiocb.__abs_prio;
+ struct requestlist *runp;
+
+ if (runlist == NULL || runlist->aiocbp->aiocb.__abs_prio < prio)
+ {
+ newrequest->next_run = runlist;
+ runlist = newrequest;
+ }
+ else
+ {
+ runp = runlist;
+
+ while (runp->next_run != NULL
+ && runp->next_run->aiocbp->aiocb.__abs_prio >= prio)
+ runp = runp->next_run;
+
+ newrequest->next_run = runp->next_run;
+ runp->next_run = newrequest;
+ }
+}
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.h glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.h
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.h 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.h 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,329 @@
+/* Copyright (C) 1997,1999,2000,2001,2002,2003,2006
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _AIO_MISC_H
+
+#include <sysdep.h>
+
+#if !defined __NR_io_setup || !defined __NR_io_destroy \
+ || !defined __NR_io_getevents || !defined __NR_io_submit \
+ || !defined __NR_io_cancel
+
+#include <aio_misc.h>
+
+#else
+
+#define _AIO_MISC_H 1
+#define USE_KAIO 1
+
+#include <aio.h>
+#include <pthread.h>
+#include <stdint.h>
+#include <signal.h>
+#include <sysdep.h>
+#include <limits.h>
+
+#ifdef HAVE_FORCED_UNWIND
+
+/* We define a special synchronization primitive for AIO. POSIX
+ conditional variables would be ideal but the pthread_cond_*wait
+ operations do not return on EINTR. This is a requirement for
+ correct aio_suspend and lio_listio implementations. */
+
+#include <assert.h>
+#include <nptl/pthreadP.h>
+#include <lowlevellock.h>
+
+# define DONT_NEED_AIO_MISC_COND 1
+
+# define AIO_MISC_NOTIFY(waitlist) \
+ do { \
+ if (*waitlist->counterp > 0 && --*waitlist->counterp == 0) \
+ lll_futex_wake (waitlist->counterp, 1, LLL_PRIVATE); \
+ } while (0)
+
+# define AIO_MISC_WAIT(result, futex, timeout, cancel) \
+ do { \
+ volatile int *futexaddr = &futex; \
+ int oldval = futex; \
+ \
+ if (oldval != 0) \
+ { \
+ pthread_mutex_unlock (&__aio_requests_mutex); \
+ \
+ int oldtype; \
+ if (cancel) \
+ oldtype = LIBC_CANCEL_ASYNC (); \
+ \
+ int status; \
+ do \
+ { \
+ status = lll_futex_timed_wait (futexaddr, oldval, timeout, \
+ LLL_PRIVATE); \
+ if (status != -EWOULDBLOCK) \
+ break; \
+ \
+ oldval = *futexaddr; \
+ } \
+ while (oldval != 0); \
+ \
+ if (cancel) \
+ LIBC_CANCEL_RESET (oldtype); \
+ \
+ if (status == -EINTR) \
+ result = EINTR; \
+ else if (status == -ETIMEDOUT) \
+ result = EAGAIN; \
+ else \
+ assert (status == 0 || status == -EWOULDBLOCK); \
+ \
+ pthread_mutex_lock (&__aio_requests_mutex); \
+ } \
+ } while (0)
+
+#endif
+
+typedef unsigned long kctx_t;
+#define KCTX_NONE ~0UL
+extern kctx_t __aio_kioctx;
+
+enum
+{
+ IO_CMD_PREAD,
+ IO_CMD_PWRITE,
+ IO_CMD_FSYNC,
+ IO_CMD_FDSYNC,
+ IO_CMD_PREADX,
+ IO_CMD_POLL
+};
+
+struct kiocb
+{
+ uint64_t kiocb_data;
+ uint64_t kiocb_key;
+ uint16_t kiocb_lio_opcode;
+ int16_t kiocb_req_prio;
+ uint32_t kiocb_fildes;
+ uint64_t kiocb_buf;
+ uint64_t kiocb_nbytes;
+ int64_t kiocb_offset;
+ int64_t __pad3, __pad4;
+};
+
+struct kio_event
+{
+ uint64_t kioe_data;
+ uint64_t kioe_obj;
+ int64_t kioe_res;
+ int64_t kioe_res2;
+};
+
+/* Extend the operation enum. */
+enum
+{
+ LIO_DSYNC = LIO_NOP + 1,
+ LIO_SYNC,
+ LIO_READ64 = LIO_READ | 128,
+ LIO_WRITE64 = LIO_WRITE | 128,
+ LIO_KTHREAD = 0x10000,
+ LIO_KTHREAD_REQUIRED = 0x20000
+};
+
+
+/* Union of the two request types. */
+typedef union
+ {
+ struct aiocb aiocb;
+ struct aiocb64 aiocb64;
+ } aiocb_union;
+
+
+/* Used to synchronize. */
+struct waitlist
+ {
+ struct waitlist *next;
+
+ /* The next two fields is used in synchronous io_listio' operations. */
+#ifndef DONT_NEED_AIO_MISC_COND
+ pthread_cond_t *cond;
+#endif
+ int *result;
+
+ volatile int *counterp;
+ /* The next field is used in asynchronous `lio_listio' operations. */
+ struct sigevent *sigevp;
+#ifdef BROKEN_THREAD_SIGNALS
+ /* XXX See requestlist, it's used to work around the broken signal
+ handling in Linux. */
+ pid_t caller_pid;
+#endif
+ };
+
+
+/* Status of a request. */
+enum
+{
+ no,
+ queued,
+ yes,
+ allocated,
+ done
+};
+
+
+/* Used to queue requests.. */
+struct requestlist
+ {
+ struct kiocb kiocb;
+ kctx_t kioctx;
+
+ int running;
+
+ struct requestlist *last_fd;
+ struct requestlist *next_fd;
+ struct requestlist *next_prio;
+ struct requestlist *next_run;
+ /* For kioctx != KCTX_NONE requests we are doubly linked. */
+#define prev_prio next_run
+
+ /* Pointer to the actual data. */
+ aiocb_union *aiocbp;
+
+#ifdef BROKEN_THREAD_SIGNALS
+ /* PID of the initiator thread.
+ XXX This is only necessary for the broken signal handling on Linux. */
+ pid_t caller_pid;
+#endif
+
+ /* List of waiting processes. */
+ struct waitlist *waiting;
+ };
+
+
+/* Lock for global I/O list of requests. */
+extern pthread_mutex_t __aio_requests_mutex attribute_hidden;
+
+
+/* Enqueue request. */
+extern struct requestlist *__aio_enqueue_request_ctx (aiocb_union *aiocbp,
+ int operation,
+ kctx_t kctx)
+ attribute_hidden internal_function;
+
+#define __aio_enqueue_request(aiocbp, operation) \
+ __aio_enqueue_request_ctx (aiocbp, operation | LIO_KTHREAD, KCTX_NONE)
+
+/* Find request entry for given AIO control block. */
+extern struct requestlist *__aio_find_req (aiocb_union *elem)
+ attribute_hidden internal_function;
+
+/* Find request entry for given file descriptor. */
+extern struct requestlist *__aio_find_req_fd (int fildes)
+ attribute_hidden internal_function;
+
+/* Find request entry for given file descriptor. */
+extern struct requestlist *__aio_find_kreq_fd (int fildes)
+ attribute_hidden internal_function;
+
+/* Remove request from the list. */
+extern void __aio_remove_request (struct requestlist *last,
+ struct requestlist *req, int all)
+ attribute_hidden internal_function;
+
+extern void __aio_remove_krequest (struct requestlist *req)
+ attribute_hidden internal_function;
+
+/* Release the entry for the request. */
+extern void __aio_free_request (struct requestlist *req)
+ attribute_hidden internal_function;
+
+/* Notify initiator of request and tell this everybody listening. */
+extern void __aio_notify (struct requestlist *req)
+ attribute_hidden internal_function;
+
+/* Notify initiator of request. */
+#ifdef BROKEN_THREAD_SIGNALS
+extern int __aio_notify_only (struct sigevent *sigev, pid_t caller_pid)
+ attribute_hidden internal_function;
+#else
+extern int __aio_notify_only (struct sigevent *sigev)
+ attribute_hidden internal_function;
+#endif
+
+/* Send the signal. */
+extern int __aio_sigqueue (int sig, const union sigval val, pid_t caller_pid)
+ attribute_hidden internal_function;
+
+extern int __aio_wait_for_events (kctx_t kctx, const struct timespec *timeout)
+ attribute_hidden internal_function;
+
+extern void __aio_read_one_event (void) attribute_hidden internal_function;
+
+extern int __aio_create_kernel_thread (void)
+ attribute_hidden internal_function;
+
+extern int __have_no_kernel_aio attribute_hidden;
+extern int __kernel_thread_started attribute_hidden;
+
+#ifndef BROKEN_THREAD_SIGNALS
+# define aio_start_notify_thread __aio_start_notify_thread
+# define aio_create_helper_thread __aio_create_helper_thread
+
+extern inline void
+__aio_start_notify_thread (void)
+{
+ sigset_t ss;
+ sigemptyset (&ss);
+ INTERNAL_SYSCALL_DECL (err);
+ INTERNAL_SYSCALL (rt_sigprocmask, err, 4, SIG_SETMASK, &ss, NULL, _NSIG / 8);
+}
+
+extern inline int
+__aio_create_helper_thread (pthread_t *threadp, void *(*tf) (void *), void *arg)
+{
+ pthread_attr_t attr;
+
+ /* Make sure the thread is created detached. */
+ pthread_attr_init (&attr);
+ pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
+
+ /* The helper thread needs only very little resources. */
+ (void) pthread_attr_setstacksize (&attr, PTHREAD_STACK_MIN);
+
+ /* Block all signals in the helper thread. To do this thoroughly we
+ temporarily have to block all signals here. */
+ sigset_t ss;
+ sigset_t oss;
+ sigfillset (&ss);
+ INTERNAL_SYSCALL_DECL (err);
+ INTERNAL_SYSCALL (rt_sigprocmask, err, 4, SIG_SETMASK, &ss, &oss, _NSIG / 8);
+
+ int ret = pthread_create (threadp, &attr, tf, arg);
+
+ /* Restore the signal mask. */
+ INTERNAL_SYSCALL (rt_sigprocmask, err, 4, SIG_SETMASK, &oss, NULL,
+ _NSIG / 8);
+
+ (void) pthread_attr_destroy (&attr);
+ return ret;
+}
+#endif
+
+#endif
+#endif /* aio_misc.h */
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_notify.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_notify.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_notify.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_notify.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,2 @@
+#include <kaio_misc.h>
+#include <aio_notify.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_read64.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_read64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_read64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_read64.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,2 @@
+#include <kaio_misc.h>
+#include <aio_read64.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_read.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_read.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_read.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_read.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,4 @@
+#define aio_read64 __renamed_aio_read64
+#include <kaio_misc.h>
+#undef aio_read64
+#include <aio_read.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_return.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_return.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_return.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_return.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,50 @@
+/* Return exit value of asynchronous I/O request.
+ Copyright (C) 1997, 2002, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+
+/* We use an UGLY hack to prevent gcc from finding us cheating. The
+ implementation of aio_return and aio_return64 are identical and so
+ we want to avoid code duplication by using aliases. But gcc sees
+ the different parameter lists and prints a warning. We define here
+ a function so that aio_return64 has no prototype. */
+#define aio_return64 XXX
+#include <aio.h>
+/* And undo the hack. */
+#undef aio_return64
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <aio_return.c>
+#else
+
+#include <errno.h>
+
+ssize_t
+aio_return (aiocbp)
+ struct aiocb *aiocbp;
+{
+ if (aiocbp->__error_code == EINPROGRESS)
+ __aio_read_one_event ();
+ return aiocbp->__return_value;
+}
+
+weak_alias (aio_return, aio_return64)
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_sigqueue.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_sigqueue.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_sigqueue.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_sigqueue.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,2 @@
+#include <kaio_misc.h>
+#include <aio_sigqueue.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_suspend.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_suspend.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_suspend.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_suspend.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,327 @@
+/* Suspend until termination of a requests.
+ Copyright (C) 1997, 1998, 1999, 2000, 2002, 2003, 2006
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+
+/* We use an UGLY hack to prevent gcc from finding us cheating. The
+ implementations of aio_suspend and aio_suspend64 are identical and so
+ we want to avoid code duplication by using aliases. But gcc sees
+ the different parameter lists and prints a warning. We define here
+ a function so that aio_suspend64 has no prototype. */
+#define aio_suspend64 XXX
+#include <aio.h>
+/* And undo the hack. */
+#undef aio_suspend64
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <aio_suspend.c>
+#else
+
+#include <assert.h>
+#include <errno.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <sys/time.h>
+
+#include <bits/libc-lock.h>
+#include <sysdep-cancel.h>
+
+
+struct clparam
+{
+ const struct aiocb *const *list;
+ struct waitlist *waitlist;
+ struct requestlist **requestlist;
+#ifndef DONT_NEED_AIO_MISC_COND
+ pthread_cond_t *cond;
+#endif
+ int nent;
+};
+
+
+static void
+cleanup (void *arg)
+{
+#ifdef DONT_NEED_AIO_MISC_COND
+ /* Acquire the mutex. If pthread_cond_*wait is used this would
+ happen implicitly. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+#endif
+
+ const struct clparam *param = (const struct clparam *) arg;
+
+ /* Now remove the entry in the waiting list for all requests
+ which didn't terminate. */
+ int cnt = param->nent;
+ while (cnt-- > 0)
+ if (param->list[cnt] != NULL
+ && param->list[cnt]->__error_code == EINPROGRESS)
+ {
+ struct waitlist **listp;
+
+ assert (param->requestlist[cnt] != NULL);
+
+ /* There is the chance that we cannot find our entry anymore. This
+ could happen if the request terminated and restarted again. */
+ listp = &param->requestlist[cnt]->waiting;
+ while (*listp != NULL && *listp != &param->waitlist[cnt])
+ listp = &(*listp)->next;
+
+ if (*listp != NULL)
+ *listp = (*listp)->next;
+ }
+
+#ifndef DONT_NEED_AIO_MISC_COND
+ /* Release the conditional variable. */
+ (void) pthread_cond_destroy (param->cond);
+#endif
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+}
+
+
+int
+aio_suspend (list, nent, timeout)
+ const struct aiocb *const list[];
+ int nent;
+ const struct timespec *timeout;
+{
+ if (__builtin_expect (nent < 0, 0))
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ struct waitlist waitlist[nent];
+ struct requestlist *requestlist[nent];
+#ifndef DONT_NEED_AIO_MISC_COND
+ pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
+#endif
+ int cnt;
+ int result = 0;
+ int cntr = 1;
+ int total = 0, ktotal = 0;
+
+ /* Request the mutex. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ /* There is not yet a finished request. Signal the request that
+ we are working for it. */
+ for (cnt = 0; cnt < nent; ++cnt)
+ if (list[cnt] != NULL)
+ {
+ if (list[cnt]->__error_code == EINPROGRESS)
+ {
+ requestlist[cnt] = __aio_find_req ((aiocb_union *) list[cnt]);
+
+ if (requestlist[cnt] != NULL)
+ {
+#ifndef DONT_NEED_AIO_MISC_COND
+ waitlist[cnt].cond = &cond;
+#endif
+ waitlist[cnt].result = NULL;
+ waitlist[cnt].next = requestlist[cnt]->waiting;
+ waitlist[cnt].counterp = &cntr;
+ waitlist[cnt].sigevp = NULL;
+#ifdef BROKEN_THREAD_SIGNALS
+ waitlist[cnt].caller_pid = 0; /* Not needed. */
+#endif
+ requestlist[cnt]->waiting = &waitlist[cnt];
+ total++;
+ if (requestlist[cnt]->kioctx != KCTX_NONE)
+ ktotal++;
+ }
+ else
+ /* We will never suspend. */
+ break;
+ }
+ else
+ /* We will never suspend. */
+ break;
+ }
+
+
+ /* Only if none of the entries is NULL or finished to be wait. */
+ if (cnt == nent && total)
+ {
+ struct clparam clparam =
+ {
+ .list = list,
+ .waitlist = waitlist,
+ .requestlist = requestlist,
+#ifndef DONT_NEED_AIO_MISC_COND
+ .cond = &cond,
+#endif
+ .nent = nent
+ };
+
+ pthread_cleanup_push (cleanup, &clparam);
+
+ if (!__kernel_thread_started && ktotal)
+ {
+ /* If the kernel aio thread was not started yet all requests
+ are served by the kernel and there are no other threads running,
+ read events with mutex hold, so that nobody else can get them
+ instead of us here. */
+ if (SINGLE_THREAD_P && total == ktotal)
+ {
+ if (timeout == NULL)
+ {
+ while (cntr == 1)
+ __aio_wait_for_events (__aio_kioctx, NULL);
+ }
+ else
+ {
+ struct timeval now;
+ struct timespec abstime, ts;
+
+ __gettimeofday (&now, NULL);
+ abstime.tv_nsec = timeout->tv_nsec + now.tv_usec * 1000;
+ abstime.tv_sec = timeout->tv_sec + now.tv_sec;
+ if (abstime.tv_nsec >= 1000000000)
+ {
+ abstime.tv_nsec -= 1000000000;
+ abstime.tv_sec += 1;
+ }
+
+ for (;;)
+ {
+ result = __aio_wait_for_events (__aio_kioctx, timeout);
+ if (cntr < 1)
+ break;
+ if (result == ETIMEDOUT)
+ break;
+
+ __gettimeofday (&now, NULL);
+ if (now.tv_sec > abstime.tv_sec
+ || (now.tv_sec == abstime.tv_sec
+ && now.tv_usec * 1000 >= abstime.tv_nsec))
+ break;
+
+ ts.tv_nsec = abstime.tv_nsec - now.tv_usec * 1000;
+ ts.tv_sec = abstime.tv_sec - now.tv_sec;
+ if (abstime.tv_nsec < now.tv_usec * 1000)
+ {
+ ts.tv_nsec += 1000000000;
+ ts.tv_sec -= 1;
+ }
+ timeout = &ts;
+ }
+
+ if (cntr < 1)
+ result = 0;
+ else
+ result = ETIMEDOUT;
+ }
+ total = 0;
+ }
+ else if (__aio_create_kernel_thread () < 0)
+ {
+ total = 0;
+ __set_errno (ENOMEM);
+ result = -1;
+ }
+ }
+
+ if (total == 0)
+ /* Suspending was handled above. */
+ ;
+#ifdef DONT_NEED_AIO_MISC_COND
+ else
+ AIO_MISC_WAIT (result, cntr, timeout, 1);
+#else
+ else if (timeout == NULL)
+ result = pthread_cond_wait (&cond, &__aio_requests_mutex);
+ else
+ {
+ /* We have to convert the relative timeout value into an
+ absolute time value with pthread_cond_timedwait expects. */
+ struct timeval now;
+ struct timespec abstime;
+
+ __gettimeofday (&now, NULL);
+ abstime.tv_nsec = timeout->tv_nsec + now.tv_usec * 1000;
+ abstime.tv_sec = timeout->tv_sec + now.tv_sec;
+ if (abstime.tv_nsec >= 1000000000)
+ {
+ abstime.tv_nsec -= 1000000000;
+ abstime.tv_sec += 1;
+ }
+
+ result = pthread_cond_timedwait (&cond, &__aio_requests_mutex,
+ &abstime);
+ }
+#endif
+
+ pthread_cleanup_pop (0);
+ }
+
+ /* Now remove the entry in the waiting list for all requests
+ which didn't terminate. */
+ while (cnt-- > 0)
+ if (list[cnt] != NULL && list[cnt]->__error_code == EINPROGRESS)
+ {
+ struct waitlist **listp;
+
+ assert (requestlist[cnt] != NULL);
+
+ /* There is the chance that we cannot find our entry anymore. This
+ could happen if the request terminated and restarted again. */
+ listp = &requestlist[cnt]->waiting;
+ while (*listp != NULL && *listp != &waitlist[cnt])
+ listp = &(*listp)->next;
+
+ if (*listp != NULL)
+ *listp = (*listp)->next;
+ }
+
+#ifndef DONT_NEED_AIO_MISC_COND
+ /* Release the conditional variable. */
+ if (__builtin_expect (pthread_cond_destroy (&cond) != 0, 0))
+ /* This must never happen. */
+ abort ();
+#endif
+
+ if (result != 0)
+ {
+#ifndef DONT_NEED_AIO_MISC_COND
+ /* An error occurred. Possibly it's ETIMEDOUT. We have to translate
+ the timeout error report of `pthread_cond_timedwait' to the
+ form expected from `aio_suspend'. */
+ if (result == ETIMEDOUT)
+ __set_errno (EAGAIN);
+ else
+#endif
+ __set_errno (result);
+
+ result = -1;
+ }
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+
+ return result;
+}
+
+weak_alias (aio_suspend, aio_suspend64)
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_write64.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_write64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_write64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_write64.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,2 @@
+#include <kaio_misc.h>
+#include <aio_write64.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_write.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_write.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_write.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_write.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,4 @@
+#define aio_write64 __renamed_aio_write64
+#include <kaio_misc.h>
+#undef aio_write64
+#include <aio_write.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/klio_listio64.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/klio_listio64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/klio_listio64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/klio_listio64.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,40 @@
+/* Enqueue and list of read or write requests, 64bit offset version.
+ Copyright (C) 1997, 1998, 1999, 2003, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <lio_listio64.c>
+#else
+
+#include <aio.h>
+#include <assert.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#define lio_listio lio_listio64
+#define __lio_listio_21 __lio_listio64_21
+#define __lio_listio_item_notify __lio_listio64_item_notify
+#define aiocb aiocb64
+#define LIO_OPCODE_BASE 128
+#include <klio_listio.c>
+
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/klio_listio.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/klio_listio.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/klio_listio.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/klio_listio.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,322 @@
+/* Enqueue and list of read or write requests.
+ Copyright (C) 1997,1998,1999,2000,2001,2002,2003,2005,2006
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <lio_listio.c>
+#else
+
+#ifndef lio_listio
+#include <aio.h>
+#include <assert.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#define LIO_OPCODE_BASE 0
+#endif
+
+#include <shlib-compat.h>
+
+
+/* We need this special structure to handle asynchronous I/O. */
+struct async_waitlist
+ {
+ int counter;
+ struct sigevent sigev;
+ struct waitlist list[0];
+ };
+
+
+/* The code in glibc 2.1 to glibc 2.4 issued only one event when all
+ requests submitted with lio_listio finished. The existing practice
+ is to issue events for the individual requests as well. This is
+ what the new code does. */
+#if SHLIB_COMPAT (librt, GLIBC_2_1, GLIBC_2_4)
+# define LIO_MODE(mode) ((mode) & 127)
+# define NO_INDIVIDUAL_EVENT_P(mode) ((mode) & 128)
+#else
+# define LIO_MODE(mode) mode
+# define NO_INDIVIDUAL_EVENT_P(mode) 0
+#endif
+
+
+static int
+lio_listio_internal (int mode, struct aiocb *const list[], int nent,
+ struct sigevent *sig)
+{
+ struct sigevent defsigev;
+ struct requestlist *requests[nent];
+ int cnt;
+ volatile int total = 0;
+ int result = 0, op = 0;
+ kctx_t kctx = KCTX_NONE;
+
+ if (sig == NULL)
+ {
+ defsigev.sigev_notify = SIGEV_NONE;
+ sig = &defsigev;
+ }
+
+ /* Request the mutex. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ if (LIO_MODE (mode) == LIO_WAIT && ! __have_no_kernel_aio && nent > 0)
+ {
+ int res;
+ INTERNAL_SYSCALL_DECL (err);
+
+ kctx = 0;
+ do
+ res = INTERNAL_SYSCALL (io_setup, err, 2, nent, &kctx);
+ while (INTERNAL_SYSCALL_ERROR_P (res, err)
+ && INTERNAL_SYSCALL_ERRNO (res, err) == EINTR);
+ if (INTERNAL_SYSCALL_ERROR_P (res, err))
+ {
+ kctx = KCTX_NONE;
+ if (INTERNAL_SYSCALL_ERRNO (res, err) == ENOSYS)
+ __have_no_kernel_aio = 1;
+ }
+ }
+ else if (LIO_MODE (mode) == LIO_NOWAIT)
+ {
+ op = LIO_KTHREAD;
+ if (sig->sigev_notify != SIGEV_NONE)
+ op = LIO_KTHREAD | LIO_KTHREAD_REQUIRED;
+ }
+ op |= LIO_OPCODE_BASE;
+
+ /* Now we can enqueue all requests. Since we already acquired the
+ mutex the enqueue function need not do this. */
+ for (cnt = 0; cnt < nent; ++cnt)
+ if (list[cnt] != NULL && list[cnt]->aio_lio_opcode != LIO_NOP)
+ {
+ if (NO_INDIVIDUAL_EVENT_P (mode))
+ list[cnt]->aio_sigevent.sigev_notify = SIGEV_NONE;
+ requests[cnt]
+ = __aio_enqueue_request_ctx ((aiocb_union *) list[cnt],
+ list[cnt]->aio_lio_opcode | op,
+ kctx);
+
+ if (requests[cnt] != NULL)
+ /* Successfully enqueued. */
+ ++total;
+ else
+ /* Signal that we've seen an error. `errno' and the error code
+ of the aiocb will tell more. */
+ result = -1;
+ }
+ else
+ requests[cnt] = NULL;
+
+ if (total == 0)
+ {
+ /* We don't have anything to do except signalling if we work
+ asynchronously. */
+
+ if (kctx != KCTX_NONE)
+ {
+ INTERNAL_SYSCALL_DECL (err);
+ INTERNAL_SYSCALL (io_destroy, err, 1, kctx);
+ }
+
+ /* Release the mutex. We do this before raising a signal since the
+ signal handler might do a `siglongjmp' and then the mutex is
+ locked forever. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+
+ if (LIO_MODE (mode) == LIO_NOWAIT)
+ {
+#ifdef BROKEN_THREAD_SIGNALS
+ __aio_notify_only (sig,
+ sig->sigev_notify == SIGEV_SIGNAL ? getpid () : 0);
+#else
+ __aio_notify_only (sig);
+#endif
+ }
+
+ return result;
+ }
+ else if (LIO_MODE (mode) == LIO_WAIT)
+ {
+#ifndef DONT_NEED_AIO_MISC_COND
+ pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
+ int oldstate;
+#endif
+ struct waitlist waitlist[nent];
+ volatile int ktotal = 0;
+
+ total = 0;
+ for (cnt = 0; cnt < nent; ++cnt)
+ {
+ assert (requests[cnt] == NULL || list[cnt] != NULL);
+
+ if (requests[cnt] != NULL && list[cnt]->aio_lio_opcode != LIO_NOP)
+ {
+ if (requests[cnt]->kioctx != KCTX_NONE)
+ {
+ assert (requests[cnt]->kioctx == kctx);
+ waitlist[cnt].counterp = &ktotal;
+ ++ktotal;
+ }
+ else
+ {
+ waitlist[cnt].counterp = &total;
+ ++total;
+ }
+#ifndef DONT_NEED_AIO_MISC_COND
+ waitlist[cnt].cond = &cond;
+#endif
+ waitlist[cnt].result = &result;
+ waitlist[cnt].next = requests[cnt]->waiting;
+ waitlist[cnt].sigevp = NULL;
+#ifdef BROKEN_THREAD_SIGNALS
+ waitlist[cnt].caller_pid = 0; /* Not needed. */
+#endif
+ requests[cnt]->waiting = &waitlist[cnt];
+ }
+ }
+
+ while (ktotal > 0)
+ __aio_wait_for_events (kctx, NULL);
+#ifdef DONT_NEED_AIO_MISC_COND
+ AIO_MISC_WAIT (result, total, NULL, 0);
+#else
+ /* Since `pthread_cond_wait'/`pthread_cond_timedwait' are cancellation
+ points we must be careful. We added entries to the waiting lists
+ which we must remove. So defer cancellation for now. */
+ pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, &oldstate);
+
+ while (total > 0)
+ pthread_cond_wait (&cond, &__aio_requests_mutex);
+
+ /* Now it's time to restore the cancellation state. */
+ pthread_setcancelstate (oldstate, NULL);
+
+ /* Release the conditional variable. */
+ if (pthread_cond_destroy (&cond) != 0)
+ /* This must never happen. */
+ abort ();
+#endif
+
+ if (kctx != KCTX_NONE)
+ {
+ INTERNAL_SYSCALL_DECL (err);
+ INTERNAL_SYSCALL (io_destroy, err, 1, kctx);
+ }
+
+ /* If any of the I/O requests failed, return -1 and set errno. */
+ if (result != 0)
+ {
+ __set_errno (result == EINTR ? EINTR : EIO);
+ result = -1;
+ }
+ }
+ else if (sig->sigev_notify != SIGEV_NONE)
+ {
+ struct async_waitlist *waitlist;
+
+ waitlist = (struct async_waitlist *)
+ malloc (sizeof (struct async_waitlist)
+ + (nent * sizeof (struct waitlist)));
+
+ if (waitlist == NULL)
+ {
+ __set_errno (EAGAIN);
+ result = -1;
+ }
+ else
+ {
+#ifdef BROKEN_THREAD_SIGNALS
+ pid_t caller_pid = sig->sigev_notify == SIGEV_SIGNAL ? getpid () : 0;
+#endif
+ total = 0;
+
+ for (cnt = 0; cnt < nent; ++cnt)
+ {
+ assert (requests[cnt] == NULL || list[cnt] != NULL);
+
+ if (requests[cnt] != NULL
+ && list[cnt]->aio_lio_opcode != LIO_NOP)
+ {
+#ifndef DONT_NEED_AIO_MISC_COND
+ waitlist->list[cnt].cond = NULL;
+#endif
+ waitlist->list[cnt].result = NULL;
+ waitlist->list[cnt].next = requests[cnt]->waiting;
+ waitlist->list[cnt].counterp = &waitlist->counter;
+ waitlist->list[cnt].sigevp = &waitlist->sigev;
+#ifdef BROKEN_THREAD_SIGNALS
+ waitlist->list[cnt].caller_pid = caller_pid;
+#endif
+ requests[cnt]->waiting = &waitlist->list[cnt];
+ ++total;
+ }
+ }
+
+ waitlist->counter = total;
+ waitlist->sigev = *sig;
+ }
+ }
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+
+ return result;
+}
+
+
+#if SHLIB_COMPAT (librt, GLIBC_2_1, GLIBC_2_4)
+int
+attribute_compat_text_section
+__lio_listio_21 (int mode, struct aiocb *const list[], int nent,
+ struct sigevent *sig)
+{
+ /* Check arguments. */
+ if (mode != LIO_WAIT && mode != LIO_NOWAIT)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return lio_listio_internal (mode | LIO_NO_INDIVIDUAL_EVENT, list, nent, sig);
+}
+compat_symbol (librt, __lio_listio_21, lio_listio, GLIBC_2_1);
+#endif
+
+
+int
+__lio_listio_item_notify (int mode, struct aiocb *const list[], int nent,
+ struct sigevent *sig)
+{
+ /* Check arguments. */
+ if (mode != LIO_WAIT && mode != LIO_NOWAIT)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return lio_listio_internal (mode, list, nent, sig);
+}
+versioned_symbol (librt, __lio_listio_item_notify, lio_listio, GLIBC_2_4);
+
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/Makefile 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,4 @@
+ifeq ($(subdir),rtkaio)
+CFLAGS-kaio_mq_send.c += -fexceptions
+CFLAGS-kaio_mq_receive.c += -fexceptions
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/powerpc/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/powerpc/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/powerpc/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/powerpc/Makefile 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,3 @@
+ifeq ($(subdir),rtkaio)
+librtkaio-routines += rtkaio-sysdep
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,9 @@
+%ifdef HAVE_FORCED_UNWIND
+librtkaio {
+ GLIBC_2.3.3 {
+ # Changed timer_t.
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+}
+%endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/powerpc/rtkaio-sysdep.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/powerpc/rtkaio-sysdep.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/powerpc/rtkaio-sysdep.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/powerpc/rtkaio-sysdep.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt-sysdep.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/s390/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/s390/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/s390/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/s390/Makefile 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,3 @@
+ifeq ($(subdir),rtkaio)
+librtkaio-routines += rtkaio-sysdep
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/s390/rtkaio-sysdep.S glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/s390/rtkaio-sysdep.S
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/s390/rtkaio-sysdep.S 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/s390/rtkaio-sysdep.S 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1 @@
+#include <rt-sysdep.S>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/s390/s390-64/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/s390/s390-64/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/s390/s390-64/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/s390/s390-64/Versions 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,9 @@
+%ifdef HAVE_FORCED_UNWIND
+librtkaio {
+ GLIBC_2.3.3 {
+ # Changed timer_t.
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+}
+%endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/kaio_cancel.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/kaio_cancel.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/kaio_cancel.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/kaio_cancel.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,33 @@
+#include <shlib-compat.h>
+
+#define aio_cancel64 XXX
+#include <aio.h>
+#undef aio_cancel64
+#include <errno.h>
+
+extern __typeof (aio_cancel) __new_aio_cancel;
+extern __typeof (aio_cancel) __old_aio_cancel;
+
+#define aio_cancel __new_aio_cancel
+
+#include <sysdeps/unix/sysv/linux/kaio_cancel.c>
+
+#undef aio_cancel
+strong_alias (__new_aio_cancel, __new_aio_cancel64);
+versioned_symbol (librt, __new_aio_cancel, aio_cancel, GLIBC_2_3);
+versioned_symbol (librt, __new_aio_cancel64, aio_cancel64, GLIBC_2_3);
+
+#if SHLIB_COMPAT (librt, GLIBC_2_1, GLIBC_2_3)
+
+#undef ECANCELED
+#define aio_cancel __old_aio_cancel
+#define ECANCELED 125
+
+#include <sysdeps/unix/sysv/linux/kaio_cancel.c>
+
+#undef aio_cancel
+strong_alias (__old_aio_cancel, __old_aio_cancel64);
+compat_symbol (librt, __old_aio_cancel, aio_cancel, GLIBC_2_1);
+compat_symbol (librt, __old_aio_cancel64, aio_cancel64, GLIBC_2_1);
+
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/Makefile 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,3 @@
+ifeq ($(subdir),rtkaio)
+librtkaio-routines += rtkaio-sysdep
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/rtkaio-sysdep.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/rtkaio-sysdep.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/rtkaio-sysdep.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/rtkaio-sysdep.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1 @@
+#include <rt-sysdep.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/sparc64/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/sparc64/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/sparc64/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/sparc64/Versions 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,9 @@
+%ifdef HAVE_FORCED_UNWIND
+librtkaio {
+ GLIBC_2.3.3 {
+ # Changed timer_t.
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+}
+%endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/Versions 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,6 @@
+librtkaio {
+ GLIBC_2.3 {
+ # AIO functions.
+ aio_cancel; aio_cancel64;
+ }
+}
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/syscalls.list glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/syscalls.list
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/syscalls.list 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/syscalls.list 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,5 @@
+# File name Caller Syscall name Args Strong name Weak names
+
+kaio_mq_timedsend - mq_timedsend Ci:ipiip __GI_mq_timedsend mq_timedsend
+kaio_mq_timedreceive - mq_timedreceive Ci:ipipp __GI_mq_timedreceive mq_timedreceive
+kaio_mq_setattr - mq_getsetattr i:ipp __GI_mq_setattr mq_setattr
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/x86_64/librtkaio-cancellation.S glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/x86_64/librtkaio-cancellation.S
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/x86_64/librtkaio-cancellation.S 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/x86_64/librtkaio-cancellation.S 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1 @@
+#include <librt-cancellation.S>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/x86_64/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/x86_64/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/x86_64/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/x86_64/Versions 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,9 @@
+%ifdef HAVE_FORCED_UNWIND
+librtkaio {
+ GLIBC_2.3.3 {
+ # Changed timer_t.
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+}
+%endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio10.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio10.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio10.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio10.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio10.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio2.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio2.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio3.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio3.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio3.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio3.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio3.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio4.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio4.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio4.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio4.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio4.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio5.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio5.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio5.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio5.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio5.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio64.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio64.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio64.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio6.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio6.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio6.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio6.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio6.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio7.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio7.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio7.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio7.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio7.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio8.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio8.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio8.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio8.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio8.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio9.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio9.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio9.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio9.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio9.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod2.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1,128 @@
+/* Test for notification mechanism in lio_listio.
+ Copyright (C) 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 2000.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <aio.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include "tst-aiod.h"
+
+
+static pthread_barrier_t b;
+
+
+static void
+thrfct (sigval_t arg)
+{
+ int e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("thread: barrier_wait failed");
+ exit (1);
+ }
+}
+
+
+static int
+do_test (int argc, char *argv[])
+{
+ char name[] = "/tmp/aio2.XXXXXX";
+ int fd;
+ struct aiocb *arr[1];
+ struct aiocb cb;
+ static const char buf[] = "Hello World\n";
+
+ fd = mkstemp (name);
+ if (fd == -1)
+ {
+ printf ("cannot open temp name: %m\n");
+ return 1;
+ }
+
+ unlink (name);
+
+ if (pthread_barrier_init (&b, NULL, 2) != 0)
+ {
+ puts ("barrier_init failed");
+ return 1;
+ }
+
+ arr[0] = &cb;
+
+ void *p;
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ int err = posix_memalign (&p, sz, sz);
+ if (err)
+ {
+ errno = err;
+ printf ("cannot allocate memory: %m\n");
+ return 1;
+ }
+ memcpy (p, buf, sizeof (buf) - 1);
+ memset (p + sizeof (buf) - 1, ' ', sz - sizeof (buf) + 1);
+ printf ("Using O_DIRECT with block size %d\n", sz);
+ }
+ else
+ {
+ p = (void *) buf;
+ sz = sizeof (buf) - 1;
+ }
+
+ cb.aio_fildes = fd;
+ cb.aio_lio_opcode = LIO_WRITE;
+ cb.aio_reqprio = 0;
+ cb.aio_buf = p;
+ cb.aio_nbytes = sz;
+ cb.aio_offset = 0;
+ cb.aio_sigevent.sigev_notify = SIGEV_THREAD;
+ cb.aio_sigevent.sigev_notify_function = thrfct;
+ cb.aio_sigevent.sigev_notify_attributes = NULL;
+ cb.aio_sigevent.sigev_value.sival_ptr = NULL;
+
+ if (lio_listio (LIO_WAIT, arr, 1, NULL) < 0)
+ {
+ if (errno == ENOSYS)
+ {
+ puts ("no aio support in this configuration");
+ return 0;
+ }
+ printf ("lio_listio failed: %m\n");
+ return 1;
+ }
+
+ puts ("lio_listio returned");
+
+ int e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("barrier_wait failed");
+ return 1;
+ }
+
+ puts ("all OK");
+
+ return 0;
+}
+
+#include "../test-skeleton.c"
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod3.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod3.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod3.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod3.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1,131 @@
+/* Test for notification mechanism in lio_listio.
+ Copyright (C) 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <aio.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include "tst-aiod.h"
+
+
+static pthread_barrier_t b;
+
+
+static void
+thrfct (sigval_t arg)
+{
+ int e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("child: barrier_wait failed");
+ exit (1);
+ }
+}
+
+
+static int
+do_test (int argc, char *argv[])
+{
+ char name[] = "/tmp/aio3.XXXXXX";
+ int fd;
+ struct aiocb *arr[1];
+ struct aiocb cb;
+ static const char buf[] = "Hello World\n";
+
+ fd = mkstemp (name);
+ if (fd == -1)
+ {
+ printf ("cannot open temp name: %m\n");
+ return 1;
+ }
+
+ unlink (name);
+
+ if (pthread_barrier_init (&b, NULL, 2) != 0)
+ {
+ puts ("barrier_init failed");
+ return 1;
+ }
+
+ arr[0] = &cb;
+
+ void *p;
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ int err = posix_memalign (&p, sz, sz);
+ if (err)
+ {
+ errno = err;
+ printf ("cannot allocate memory: %m\n");
+ return 1;
+ }
+ memcpy (p, buf, sizeof (buf) - 1);
+ memset (p + sizeof (buf) - 1, ' ', sz - sizeof (buf) + 1);
+ printf ("Using O_DIRECT with block size %d\n", sz);
+ }
+ else
+ {
+ p = (void *) buf;
+ sz = sizeof (buf) - 1;
+ }
+
+ cb.aio_fildes = fd;
+ cb.aio_lio_opcode = LIO_WRITE;
+ cb.aio_reqprio = 0;
+ cb.aio_buf = p;
+ cb.aio_nbytes = sz;
+ cb.aio_offset = 0;
+ cb.aio_sigevent.sigev_notify = SIGEV_THREAD;
+ cb.aio_sigevent.sigev_notify_function = thrfct;
+ cb.aio_sigevent.sigev_notify_attributes = NULL;
+ cb.aio_sigevent.sigev_value.sival_ptr = NULL;
+
+ if (lio_listio (LIO_NOWAIT, arr, 1, NULL) < 0)
+ {
+ if (errno == ENOSYS)
+ {
+ puts ("no aio support in this configuration");
+ return 0;
+ }
+ printf ("lio_listio failed: %m\n");
+ return 1;
+ }
+
+ if (aio_suspend ((const struct aiocb *const *) arr, 1, NULL) < 0)
+ {
+ printf ("aio_suspend failed: %m\n");
+ return 1;
+ }
+
+ int e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("parent: barrier_wait failed");
+ return 1;
+ }
+
+ puts ("all OK");
+
+ return 0;
+}
+
+#include "../test-skeleton.c"
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod4.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod4.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod4.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod4.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1,182 @@
+/* Test for completion signal handling.
+ Copyright (C) 2000, 2001, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <aio.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include "tst-aiod.h"
+
+/* We might need a bit longer timeout. */
+#define TIMEOUT 10 /* sec */
+
+int my_signo;
+
+volatile sig_atomic_t flag;
+
+
+static void
+sighandler (const int signo)
+{
+ flag = signo;
+}
+
+static int
+wait_flag (void)
+{
+ while (flag == 0)
+ {
+ puts ("Sleeping...");
+ sleep (1);
+ }
+
+ if (flag != my_signo)
+ {
+ printf ("signal handler received wrong signal, flag is %d\n", flag);
+ return 1;
+ }
+
+ return 0;
+}
+
+#ifndef SIGRTMIN
+# define SIGRTMIN -1
+# define SIGRTMAX -1
+#endif
+
+static int
+do_test (int argc, char *argv[])
+{
+ char name[] = "/tmp/aio4.XXXXXX";
+ int fd;
+ struct aiocb *arr[1];
+ struct aiocb cb;
+ static const char buf[] = "Hello World\n";
+ struct aioinit init = {10, 20, 0};
+ struct sigaction sa;
+ struct sigevent ev;
+
+ if (SIGRTMIN == -1)
+ {
+ printf ("RT signals not supported.\n");
+ return 0;
+ }
+
+ /* Select a signal from the middle of the available choices... */
+ my_signo = (SIGRTMAX + SIGRTMIN) / 2;
+
+ fd = mkstemp (name);
+ if (fd == -1)
+ {
+ printf ("cannot open temp name: %m\n");
+ return 1;
+ }
+
+ unlink (name);
+
+ /* Test also aio_init. */
+ aio_init (&init);
+
+ arr[0] = &cb;
+
+ void *p;
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ int err = posix_memalign (&p, sz, sz);
+ if (err)
+ {
+ errno = err;
+ printf ("cannot allocate memory: %m\n");
+ return 1;
+ }
+ memcpy (p, buf, sizeof (buf) - 1);
+ memset (p + sizeof (buf) - 1, ' ', sz - sizeof (buf) + 1);
+ printf ("Using O_DIRECT with block size %d\n", sz);
+ }
+ else
+ {
+ p = (void *) buf;
+ sz = sizeof (buf) - 1;
+ }
+
+ cb.aio_fildes = fd;
+ cb.aio_lio_opcode = LIO_WRITE;
+ cb.aio_reqprio = 0;
+ cb.aio_buf = p;
+ cb.aio_nbytes = sz;
+ cb.aio_offset = 0;
+ cb.aio_sigevent.sigev_notify = SIGEV_SIGNAL;
+ cb.aio_sigevent.sigev_notify_function = NULL;
+ cb.aio_sigevent.sigev_notify_attributes = NULL;
+ cb.aio_sigevent.sigev_signo = my_signo;
+ cb.aio_sigevent.sigev_value.sival_ptr = NULL;
+
+ ev.sigev_notify = SIGEV_SIGNAL;
+ ev.sigev_notify_function = NULL;
+ ev.sigev_notify_attributes = NULL;
+ ev.sigev_signo = my_signo;
+
+ sa.sa_handler = sighandler;
+ sigemptyset (&sa.sa_mask);
+ sa.sa_flags = SA_RESTART;
+
+ if (sigaction (my_signo, &sa, NULL) < 0)
+ {
+ printf ("sigaction failed: %m\n");
+ return 1;
+ }
+
+ flag = 0;
+ /* First use aio_write. */
+ if (aio_write (arr[0]) < 0)
+ {
+ if (errno == ENOSYS)
+ {
+ puts ("no aio support in this configuration");
+ return 0;
+ }
+ printf ("aio_write failed: %m\n");
+ return 1;
+ }
+
+ if (wait_flag ())
+ return 1;
+
+ puts ("aio_write OK");
+
+ flag = 0;
+ /* Again with lio_listio. */
+ if (lio_listio (LIO_NOWAIT, arr, 1, &ev) < 0)
+ {
+ printf ("lio_listio failed: %m\n");
+ return 1;
+ }
+
+ if (wait_flag ())
+ return 1;
+
+ puts ("all OK");
+
+ return 0;
+}
+
+#include "../test-skeleton.c"
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod5.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod5.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod5.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod5.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1,152 @@
+/* Test for completion thread handling.
+ Copyright (C) 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <aio.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include "tst-aiod.h"
+
+/* We might need a bit longer timeout. */
+#define TIMEOUT 10 /* sec */
+
+#define MY_SIVAL 27
+
+volatile sig_atomic_t flag;
+
+
+static void
+callback (sigval_t s)
+{
+ flag = s.sival_int;
+}
+
+static int
+wait_flag (void)
+{
+ while (flag == 0)
+ {
+ puts ("Sleeping...");
+ sleep (1);
+ }
+
+ if (flag != MY_SIVAL)
+ {
+ printf ("signal handler received wrong signal, flag is %d\n", flag);
+ return 1;
+ }
+
+ return 0;
+}
+
+
+static int
+do_test (int argc, char *argv[])
+{
+ char name[] = "/tmp/aio5.XXXXXX";
+ int fd;
+ struct aiocb *arr[1];
+ struct aiocb cb;
+ static const char buf[] = "Hello World\n";
+ struct sigevent ev;
+
+ fd = mkstemp (name);
+ if (fd == -1)
+ {
+ printf ("cannot open temp name: %m\n");
+ return 1;
+ }
+
+ unlink (name);
+
+ arr[0] = &cb;
+
+ void *p;
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ int err = posix_memalign (&p, sz, sz);
+ if (err)
+ {
+ errno = err;
+ printf ("cannot allocate memory: %m\n");
+ return 1;
+ }
+ memcpy (p, buf, sizeof (buf) - 1);
+ memset (p + sizeof (buf) - 1, ' ', sz - sizeof (buf) + 1);
+ printf ("Using O_DIRECT with block size %d\n", sz);
+ }
+ else
+ {
+ p = (void *) buf;
+ sz = sizeof (buf) - 1;
+ }
+
+ cb.aio_fildes = fd;
+ cb.aio_lio_opcode = LIO_WRITE;
+ cb.aio_reqprio = 0;
+ cb.aio_buf = p;
+ cb.aio_nbytes = sz;
+ cb.aio_offset = 0;
+ cb.aio_sigevent.sigev_notify = SIGEV_THREAD;
+ cb.aio_sigevent.sigev_notify_function = callback;
+ cb.aio_sigevent.sigev_notify_attributes = NULL;
+ cb.aio_sigevent.sigev_value.sival_int = MY_SIVAL;
+
+ ev.sigev_notify = SIGEV_THREAD;
+ ev.sigev_notify_function = callback;
+ ev.sigev_notify_attributes = NULL;
+ ev.sigev_value.sival_int = MY_SIVAL;
+
+ /* First use aio_write. */
+ if (aio_write (arr[0]) < 0)
+ {
+ if (errno == ENOSYS)
+ {
+ puts ("no aio support in this configuration");
+ return 0;
+ }
+ printf ("aio_write failed: %m\n");
+ return 1;
+ }
+
+ if (wait_flag ())
+ return 1;
+
+ puts ("aio_write OK");
+
+ flag = 0;
+ /* Again with lio_listio. */
+ if (lio_listio (LIO_NOWAIT, arr, 1, &ev) < 0)
+ {
+ printf ("lio_listio failed: %m\n");
+ return 1;
+ }
+
+ if (wait_flag ())
+ return 1;
+
+ puts ("all OK");
+
+ return 0;
+}
+
+#include "../test-skeleton.c"
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod64.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod64.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1,308 @@
+/* Tests for 64bit AIO in librt.
+ Copyright (C) 1998, 1999, 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#define _LARGEFILE_SOURCE 1
+#include <aio.h>
+#include <errno.h>
+#include <error.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include "tst-aiod.h"
+
+
+/* Prototype for our test function. */
+extern void do_prepare (int argc, char *argv[]);
+extern int do_test (int argc, char *argv[]);
+
+/* We have a preparation function. */
+#define PREPARE do_prepare
+
+/* We might need a bit longer timeout. */
+#define TIMEOUT 20 /* sec */
+
+/* This defines the `main' function and some more. */
+#include <test-skeleton.c>
+
+
+/* These are for the temporary file we generate. */
+char *name;
+int fd;
+char *tmpbuf;
+int blksz = 100;
+
+void
+do_prepare (int argc, char *argv[])
+{
+ size_t name_len;
+
+ name_len = strlen (test_dir);
+ name = malloc (name_len + sizeof ("/aioXXXXXX"));
+ mempcpy (mempcpy (name, test_dir, name_len),
+ "/aioXXXXXX", sizeof ("/aioXXXXXX"));
+ add_temp_file (name);
+
+ /* Open our test file. */
+ fd = mkstemp (name);
+ if (fd == -1)
+ error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
+
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ blksz = sz;
+ printf ("Using O_DIRECT with block size %d\n", blksz);
+ }
+}
+
+
+static int
+test_file (const void *buf, size_t size, int fd, const char *msg)
+{
+ struct stat st;
+ char *tmp = tmpbuf;
+
+ errno = 0;
+ if (fstat (fd, &st) < 0)
+ {
+ error (0, errno, "%s: failed stat", msg);
+ return 1;
+ }
+
+ if (st.st_size != (off_t) size)
+ {
+ error (0, errno, "%s: wrong size: %lu, should be %lu",
+ msg, (unsigned long int) st.st_size, (unsigned long int) size);
+ return 1;
+ }
+
+ if (pread (fd, tmp, size, 0) != (ssize_t) size)
+ {
+ error (0, errno, "%s: failed pread", msg);
+ return 1;
+ }
+
+ if (memcmp (buf, tmp, size) != 0)
+ {
+ error (0, errno, "%s: failed comparison", msg);
+ return 1;
+ }
+
+ printf ("%s test ok\n", msg);
+
+ return 0;
+}
+
+
+static int
+do_wait (struct aiocb64 **cbp, size_t nent, int allowed_err)
+{
+ int go_on;
+ size_t cnt;
+ int result = 0;
+
+ do
+ {
+ aio_suspend64 ((const struct aiocb64 *const *) cbp, nent, NULL);
+ go_on = 0;
+ for (cnt = 0; cnt < nent; ++cnt)
+ if (cbp[cnt] != NULL)
+ {
+ if (aio_error64 (cbp[cnt]) == EINPROGRESS)
+ go_on = 1;
+ else
+ {
+ if (aio_return64 (cbp[cnt]) == -1
+ && (allowed_err == 0
+ || aio_error64 (cbp[cnt]) != allowed_err))
+ {
+ error (0, aio_error64 (cbp[cnt]), "Operation failed\n");
+ result = 1;
+ }
+ cbp[cnt] = NULL;
+ }
+ }
+ }
+ while (go_on);
+
+ return result;
+}
+
+
+int
+do_test (int argc, char *argv[])
+{
+ struct aiocb64 cbs[10];
+ struct aiocb64 cbs_fsync;
+ struct aiocb64 *cbp[10];
+ struct aiocb64 *cbp_fsync[1];
+ char *buf;
+ size_t cnt;
+ int result = 0;
+
+ buf = mmap (NULL, 20 * blksz, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0);
+ tmpbuf = buf + 10 * blksz;
+ if (buf == MAP_FAILED)
+ {
+ error (0, errno, "mmap failed");
+ return 1;
+ }
+
+ /* Preparation. */
+ for (cnt = 0; cnt < 10; ++cnt)
+ {
+ cbs[cnt].aio_fildes = fd;
+ cbs[cnt].aio_reqprio = 0;
+ cbs[cnt].aio_buf = memset (&buf[cnt * blksz], '0' + cnt, blksz);
+ cbs[cnt].aio_nbytes = blksz;
+ cbs[cnt].aio_offset = cnt * blksz;
+ cbs[cnt].aio_sigevent.sigev_notify = SIGEV_NONE;
+
+ cbp[cnt] = &cbs[cnt];
+ }
+
+ /* First a simple test. */
+ for (cnt = 10; cnt > 0; )
+ if (aio_write64 (cbp[--cnt]) < 0 && errno == ENOSYS)
+ {
+ error (0, 0, "no aio support in this configuration");
+ return 0;
+ }
+ /* Wait 'til the results are there. */
+ result |= do_wait (cbp, 10, 0);
+ /* Test this. */
+ result |= test_file (buf, 10 * blksz, fd, "aio_write");
+
+ /* Read now as we've written it. */
+ memset (buf, '\0', 10 * blksz);
+ /* Issue the commands. */
+ for (cnt = 10; cnt > 0; )
+ {
+ --cnt;
+ cbp[cnt] = &cbs[cnt];
+ aio_read64 (cbp[cnt]);
+ }
+ /* Wait 'til the results are there. */
+ result |= do_wait (cbp, 10, 0);
+ /* Test this. */
+ for (cnt = 0; cnt < 10 * blksz; ++cnt)
+ if (buf[cnt] != '0' + (cnt / blksz))
+ {
+ result = 1;
+ error (0, 0, "comparison failed for aio_read test");
+ break;
+ }
+
+ if (cnt == 10 * blksz)
+ puts ("aio_read test ok");
+
+ /* Remove the test file contents. */
+ if (ftruncate64 (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Test lio_listio. */
+ for (cnt = 0; cnt < 10; ++cnt)
+ {
+ cbs[cnt].aio_lio_opcode = LIO_WRITE;
+ cbp[cnt] = &cbs[cnt];
+ }
+ /* Issue the command. */
+ lio_listio64 (LIO_WAIT, cbp, 10, NULL);
+ /* ...and immediately test it since we started it in wait mode. */
+ result |= test_file (buf, 10 * blksz, fd, "lio_listio (write)");
+
+ /* Test aio_fsync. */
+ cbs_fsync.aio_fildes = fd;
+ cbs_fsync.aio_sigevent.sigev_notify = SIGEV_NONE;
+ cbp_fsync[0] = &cbs_fsync;
+
+ /* Remove the test file contents first. */
+ if (ftruncate64 (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Write again. */
+ for (cnt = 10; cnt > 0; )
+ aio_write64 (cbp[--cnt]);
+
+ if (aio_fsync64 (O_SYNC, &cbs_fsync) < 0)
+ {
+ error (0, errno, "aio_fsync failed\n");
+ result = 1;
+ }
+ result |= do_wait (cbp_fsync, 1, 0);
+
+ /* ...and test since all data should be on disk now. */
+ result |= test_file (buf, 10 * blksz, fd, "aio_fsync (aio_write)");
+
+ /* Test aio_cancel. */
+ /* Remove the test file contents first. */
+ if (ftruncate64 (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Write again. */
+ for (cnt = 10; cnt > 0; )
+ aio_write64 (cbp[--cnt]);
+
+ /* Cancel all requests. */
+ if (aio_cancel64 (fd, NULL) == -1)
+ printf ("aio_cancel64 (fd, NULL) cannot cancel anything\n");
+
+ result |= do_wait (cbp, 10, ECANCELED);
+
+ /* Another test for aio_cancel. */
+ /* Remove the test file contents first. */
+ if (ftruncate64 (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Write again. */
+ for (cnt = 10; cnt > 0; )
+ {
+ --cnt;
+ cbp[cnt] = &cbs[cnt];
+ aio_write64 (cbp[cnt]);
+ }
+ puts ("finished3");
+
+ /* Cancel all requests. */
+ for (cnt = 10; cnt > 0; )
+ if (aio_cancel64 (fd, cbp[--cnt]) == -1)
+ /* This is not an error. The request can simply be finished. */
+ printf ("aio_cancel64 (fd, cbp[%Zd]) cannot be canceled\n", cnt);
+ puts ("finished2");
+
+ result |= do_wait (cbp, 10, ECANCELED);
+
+ puts ("finished");
+
+ return result;
+}
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1,307 @@
+/* Tests for AIO in librt.
+ Copyright (C) 1998, 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <aio.h>
+#include <errno.h>
+#include <error.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include "tst-aiod.h"
+
+
+/* Prototype for our test function. */
+extern void do_prepare (int argc, char *argv[]);
+extern int do_test (int argc, char *argv[]);
+
+/* We have a preparation function. */
+#define PREPARE do_prepare
+
+/* We might need a bit longer timeout. */
+#define TIMEOUT 20 /* sec */
+
+/* This defines the `main' function and some more. */
+#include <test-skeleton.c>
+
+
+/* These are for the temporary file we generate. */
+char *name;
+int fd;
+char *tmpbuf;
+int blksz = 100;
+
+void
+do_prepare (int argc, char *argv[])
+{
+ size_t name_len;
+
+ name_len = strlen (test_dir);
+ name = malloc (name_len + sizeof ("/aioXXXXXX"));
+ mempcpy (mempcpy (name, test_dir, name_len),
+ "/aioXXXXXX", sizeof ("/aioXXXXXX"));
+ add_temp_file (name);
+
+ /* Open our test file. */
+ fd = mkstemp (name);
+ if (fd == -1)
+ error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
+
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ blksz = sz;
+ printf ("Using O_DIRECT with block size %d\n", blksz);
+ }
+}
+
+
+static int
+test_file (const void *buf, size_t size, int fd, const char *msg)
+{
+ struct stat st;
+ char *tmp = tmpbuf;
+
+ errno = 0;
+ if (fstat (fd, &st) < 0)
+ {
+ error (0, errno, "%s: failed stat", msg);
+ return 1;
+ }
+
+ if (st.st_size != (off_t) size)
+ {
+ error (0, errno, "%s: wrong size: %lu, should be %lu",
+ msg, (unsigned long int) st.st_size, (unsigned long int) size);
+ return 1;
+ }
+
+ if (pread (fd, tmp, size, 0) != (ssize_t) size)
+ {
+ error (0, errno, "%s: failed pread", msg);
+ return 1;
+ }
+
+ if (memcmp (buf, tmp, size) != 0)
+ {
+ error (0, errno, "%s: failed comparison", msg);
+ return 1;
+ }
+
+ printf ("%s test ok\n", msg);
+
+ return 0;
+}
+
+
+static int
+do_wait (struct aiocb **cbp, size_t nent, int allowed_err)
+{
+ int go_on;
+ size_t cnt;
+ int result = 0;
+
+ do
+ {
+ aio_suspend ((const struct aiocb *const *) cbp, nent, NULL);
+ go_on = 0;
+ for (cnt = 0; cnt < nent; ++cnt)
+ if (cbp[cnt] != NULL)
+ {
+ if (aio_error (cbp[cnt]) == EINPROGRESS)
+ go_on = 1;
+ else
+ {
+ if (aio_return (cbp[cnt]) == -1
+ && (allowed_err == 0
+ || aio_error (cbp[cnt]) != allowed_err))
+ {
+ error (0, aio_error (cbp[cnt]), "Operation failed\n");
+ result = 1;
+ }
+ cbp[cnt] = NULL;
+ }
+ }
+ }
+ while (go_on);
+
+ return result;
+}
+
+
+int
+do_test (int argc, char *argv[])
+{
+ struct aiocb cbs[10];
+ struct aiocb cbs_fsync;
+ struct aiocb *cbp[10];
+ struct aiocb *cbp_fsync[1];
+ char *buf;
+ size_t cnt;
+ int result = 0;
+
+ buf = mmap (NULL, 20 * blksz, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0);
+ tmpbuf = buf + 10 * blksz;
+ if (buf == MAP_FAILED)
+ {
+ error (0, errno, "mmap failed");
+ return 1;
+ }
+
+ /* Preparation. */
+ for (cnt = 0; cnt < 10; ++cnt)
+ {
+ cbs[cnt].aio_fildes = fd;
+ cbs[cnt].aio_reqprio = 0;
+ cbs[cnt].aio_buf = memset (&buf[cnt * blksz], '0' + cnt, blksz);
+ cbs[cnt].aio_nbytes = blksz;
+ cbs[cnt].aio_offset = cnt * blksz;
+ cbs[cnt].aio_sigevent.sigev_notify = SIGEV_NONE;
+
+ cbp[cnt] = &cbs[cnt];
+ }
+
+ /* First a simple test. */
+ for (cnt = 10; cnt > 0; )
+ if (aio_write (cbp[--cnt]) < 0 && errno == ENOSYS)
+ {
+ error (0, 0, "no aio support in this configuration");
+ return 0;
+ }
+ /* Wait 'til the results are there. */
+ result |= do_wait (cbp, 10, 0);
+ /* Test this. */
+ result |= test_file (buf, 10 * blksz, fd, "aio_write");
+
+ /* Read now as we've written it. */
+ memset (buf, '\0', 10 * blksz);
+ /* Issue the commands. */
+ for (cnt = 10; cnt > 0; )
+ {
+ --cnt;
+ cbp[cnt] = &cbs[cnt];
+ aio_read (cbp[cnt]);
+ }
+ /* Wait 'til the results are there. */
+ result |= do_wait (cbp, 10, 0);
+ /* Test this. */
+ for (cnt = 0; cnt < 10 * blksz; ++cnt)
+ if (buf[cnt] != '0' + (cnt / blksz))
+ {
+ result = 1;
+ error (0, 0, "comparison failed for aio_read test");
+ break;
+ }
+
+ if (cnt == 10 * blksz)
+ puts ("aio_read test ok");
+
+ /* Remove the test file contents. */
+ if (ftruncate (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Test lio_listio. */
+ for (cnt = 0; cnt < 10; ++cnt)
+ {
+ cbs[cnt].aio_lio_opcode = LIO_WRITE;
+ cbp[cnt] = &cbs[cnt];
+ }
+ /* Issue the command. */
+ lio_listio (LIO_WAIT, cbp, 10, NULL);
+ /* ...and immediately test it since we started it in wait mode. */
+ result |= test_file (buf, 10 * blksz, fd, "lio_listio (write)");
+
+ /* Test aio_fsync. */
+ cbs_fsync.aio_fildes = fd;
+ cbs_fsync.aio_sigevent.sigev_notify = SIGEV_NONE;
+ cbp_fsync[0] = &cbs_fsync;
+
+ /* Remove the test file contents first. */
+ if (ftruncate (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Write again. */
+ for (cnt = 10; cnt > 0; )
+ aio_write (cbp[--cnt]);
+
+ if (aio_fsync (O_SYNC, &cbs_fsync) < 0)
+ {
+ error (0, errno, "aio_fsync failed\n");
+ result = 1;
+ }
+ result |= do_wait (cbp_fsync, 1, 0);
+
+ /* ...and test since all data should be on disk now. */
+ result |= test_file (buf, 10 * blksz, fd, "aio_fsync (aio_write)");
+
+ /* Test aio_cancel. */
+ /* Remove the test file contents first. */
+ if (ftruncate (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Write again. */
+ for (cnt = 10; cnt > 0; )
+ aio_write (cbp[--cnt]);
+
+ /* Cancel all requests. */
+ if (aio_cancel (fd, NULL) == -1)
+ printf ("aio_cancel (fd, NULL) cannot cancel anything\n");
+
+ result |= do_wait (cbp, 10, ECANCELED);
+
+ /* Another test for aio_cancel. */
+ /* Remove the test file contents first. */
+ if (ftruncate (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Write again. */
+ for (cnt = 10; cnt > 0; )
+ {
+ --cnt;
+ cbp[cnt] = &cbs[cnt];
+ aio_write (cbp[cnt]);
+ }
+ puts ("finished3");
+
+ /* Cancel all requests. */
+ for (cnt = 10; cnt > 0; )
+ if (aio_cancel (fd, cbp[--cnt]) == -1)
+ /* This is not an error. The request can simply be finished. */
+ printf ("aio_cancel (fd, cbp[%Zd]) cannot be canceled\n", cnt);
+ puts ("finished2");
+
+ result |= do_wait (cbp, 10, ECANCELED);
+
+ puts ("finished");
+
+ return result;
+}
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod.h glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod.h
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod.h 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod.h 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1,53 @@
+/* Tests for AIO in librt.
+ Copyright (C) 1998, 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <string.h>
+#include <unistd.h>
+
+static int
+set_o_direct (int fd)
+{
+ int ret = -1;
+#ifdef O_DIRECT
+ if (fcntl (fd, F_SETFL, fcntl (fd, F_GETFL) | O_DIRECT) >= 0)
+ {
+ int pgsz = sysconf (_SC_PAGESIZE);
+ char *buf = mmap (NULL, 16 * pgsz, PROT_READ | PROT_WRITE,
+ MAP_PRIVATE | MAP_ANON, -1, 0);
+ if (buf != MAP_FAILED)
+ {
+ memset (buf, 0, 16 * pgsz);
+ for (int sz = 256; sz <= 16 * pgsz; sz *= 2)
+ if (write (fd, buf, sz) > 0)
+ {
+ ret = sz;
+ break;
+ }
+ ftruncate64 (fd, 0);
+ munmap (buf, 16 * pgsz);
+ }
+ if (ret < 0)
+ fcntl (fd, F_SETFL, fcntl (fd, F_GETFL) & ~O_DIRECT);
+ }
+#endif
+ return ret;
+}
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-clock2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-clock2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-clock2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-clock2.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-clock2.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-clock.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-clock.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-clock.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-clock.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-clock.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-clock_nanosleep.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-clock_nanosleep.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-clock_nanosleep.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-clock_nanosleep.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-clock_nanosleep.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-cpuclock1.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cpuclock1.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-cpuclock1.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cpuclock1.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-cpuclock1.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-cpuclock2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cpuclock2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-cpuclock2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cpuclock2.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-cpuclock2.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-cputimer1.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cputimer1.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-cputimer1.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cputimer1.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-cputimer1.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-cputimer2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cputimer2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-cputimer2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cputimer2.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-cputimer2.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-cputimer3.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cputimer3.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-cputimer3.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cputimer3.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-cputimer3.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue1.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue1.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue1.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue1.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue1.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue2.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue2.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue3.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue3.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue3.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue3.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue3.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue4.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue4.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue4.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue4.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue4.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue5.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue5.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue5.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue5.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue5.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue6.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue6.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue6.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue6.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue6.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue7.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue7.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue7.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue7.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue7.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue8.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue8.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue8.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue8.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue8.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue9.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue9.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue9.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue9.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue9.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue.h glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue.h
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue.h 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue.h 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue.h>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-shm.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-shm.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-shm.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-shm.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-shm.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-timer2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-timer2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer2.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-timer2.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-timer3.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer3.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-timer3.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer3.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-timer3.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-timer4.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer4.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-timer4.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer4.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-timer4.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-timer5.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer5.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-timer5.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer5.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-timer5.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-timer.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-timer.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-timer.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/Versions 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1,25 @@
+librtkaio {
+ GLIBC_2.1 {
+ # AIO functions.
+ aio_cancel; aio_cancel64; aio_error; aio_error64; aio_fsync; aio_fsync64;
+ aio_init; aio_read; aio_read64; aio_return; aio_return64; aio_suspend;
+ aio_suspend64; aio_write; aio_write64; lio_listio; lio_listio64;
+ }
+ GLIBC_2.2 {
+ # c*
+ clock_getres; clock_gettime; clock_settime; clock_getcpuclockid;
+ clock_nanosleep;
+
+ # s*
+ shm_open; shm_unlink;
+
+ # t*
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+ GLIBC_2.3.4 {
+ # m*
+ mq_open; mq_close; mq_unlink; mq_getattr; mq_setattr;
+ mq_notify; mq_send; mq_receive; mq_timedsend; mq_timedreceive;
+ }
+}
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/Versions.def glibc-2.17-931-g30bbc0c.new/rtkaio/Versions.def
--- glibc-2.17-931-g30bbc0c/rtkaio/Versions.def 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/Versions.def 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1,8 @@
+librtkaio {
+ GLIBC_2.1
+ GLIBC_2.2
+ GLIBC_2.3
+ GLIBC_2.3.3
+ GLIBC_2.3.4
+ GLIBC_2.4
+}
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