601650f878
* Tue May 31 2022 Arjun Shankar <arjun@redhat.com> - 2.34-35
- Sync with upstream branch release/2.34/master,
commit ff450cdbdee0b8cb6b9d653d6d2fa892de29be31:
- Fix deadlock when pthread_atfork handler calls pthread_atfork or dlclose
- x86: Fallback {str|wcs}cmp RTM in the ncmp overflow case [BZ #29127]
- string.h: fix __fortified_attr_access macro call [BZ #29162]
- linux: Add a getauxval test [BZ #23293]
- rtld: Use generic argv adjustment in ld.so [BZ #23293]
- S390: Enable static PIE
* Thu May 19 2022 Florian Weimer <fweimer@redhat.com> - 2.34-34
- Sync with upstream branch release/2.34/master,
commit ede8d94d154157d269b18f3601440ac576c1f96a:
- csu: Implement and use _dl_early_allocate during static startup
- Linux: Introduce __brk_call for invoking the brk system call
- Linux: Implement a useful version of _startup_fatal
- ia64: Always define IA64_USE_NEW_STUB as a flag macro
- Linux: Define MMAP_CALL_INTERNAL
- i386: Honor I386_USE_SYSENTER for 6-argument Linux system calls
- i386: Remove OPTIMIZE_FOR_GCC_5 from Linux libc-do-syscall.S
- elf: Remove __libc_init_secure
- Linux: Consolidate auxiliary vector parsing (redo)
- Linux: Include <dl-auxv.h> in dl-sysdep.c only for SHARED
- Revert "Linux: Consolidate auxiliary vector parsing"
- Linux: Consolidate auxiliary vector parsing
- Linux: Assume that NEED_DL_SYSINFO_DSO is always defined
- Linux: Remove DL_FIND_ARG_COMPONENTS
- Linux: Remove HAVE_AUX_SECURE, HAVE_AUX_XID, HAVE_AUX_PAGESIZE
- elf: Merge dl-sysdep.c into the Linux version
- elf: Remove unused NEED_DL_BASE_ADDR and _dl_base_addr
- x86: Optimize {str|wcs}rchr-evex
- x86: Optimize {str|wcs}rchr-avx2
- x86: Optimize {str|wcs}rchr-sse2
- x86: Cleanup page cross code in memcmp-avx2-movbe.S
- x86: Remove memcmp-sse4.S
- x86: Small improvements for wcslen
- x86: Remove AVX str{n}casecmp
- x86: Add EVEX optimized str{n}casecmp
- x86: Add AVX2 optimized str{n}casecmp
- x86: Optimize str{n}casecmp TOLOWER logic in strcmp-sse42.S
- x86: Optimize str{n}casecmp TOLOWER logic in strcmp.S
- x86: Remove strspn-sse2.S and use the generic implementation
- x86: Remove strpbrk-sse2.S and use the generic implementation
- x87: Remove strcspn-sse2.S and use the generic implementation
- x86: Optimize strspn in strspn-c.c
- x86: Optimize strcspn and strpbrk in strcspn-c.c
- x86: Code cleanup in strchr-evex and comment justifying branch
- x86: Code cleanup in strchr-avx2 and comment justifying branch
- x86_64: Remove bcopy optimizations
- x86-64: Remove bzero weak alias in SS2 memset
- x86_64/multiarch: Sort sysdep_routines and put one entry per line
- x86: Improve L to support L(XXX_SYMBOL (YYY, ZZZ))
- fortify: Ensure that __glibc_fortify condition is a constant [BZ #29141]
* Thu May 12 2022 Florian Weimer <fweimer@redhat.com> - 2.34-33
- Sync with upstream branch release/2.34/master,
commit 91c2e6c3db44297bf4cb3a2e3c40236c5b6a0b23:
- dlfcn: Implement the RTLD_DI_PHDR request type for dlinfo
- manual: Document the dlinfo function
- x86: Fix fallback for wcsncmp_avx2 in strcmp-avx2.S [BZ #28896]
- x86: Fix bug in strncmp-evex and strncmp-avx2 [BZ #28895]
- x86: Set .text section in memset-vec-unaligned-erms
- x86-64: Optimize bzero
- x86: Remove SSSE3 instruction for broadcast in memset.S (SSE2 Only)
- x86: Improve vec generation in memset-vec-unaligned-erms.S
- x86-64: Fix strcmp-evex.S
- x86-64: Fix strcmp-avx2.S
- x86: Optimize strcmp-evex.S
- x86: Optimize strcmp-avx2.S
- manual: Clarify that abbreviations of long options are allowed
- Add HWCAP2_AFP, HWCAP2_RPRES from Linux 5.17 to AArch64 bits/hwcap.h
- aarch64: Add HWCAP2_ECV from Linux 5.16
- Add SOL_MPTCP, SOL_MCTP from Linux 5.16 to bits/socket.h
- Update kernel version to 5.17 in tst-mman-consts.py
- Update kernel version to 5.16 in tst-mman-consts.py
- Update syscall lists for Linux 5.17
- Add ARPHRD_CAN, ARPHRD_MCTP to net/if_arp.h
- Update kernel version to 5.15 in tst-mman-consts.py
- Add PF_MCTP, AF_MCTP from Linux 5.15 to bits/socket.h
Resolves: #2091541
106 lines
3.2 KiB
Diff
106 lines
3.2 KiB
Diff
commit b2585cae2854d7d2868fb2e51e2796042c5e0679
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Author: Szabolcs Nagy <szabolcs.nagy@arm.com>
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Date: Tue May 3 13:18:04 2022 +0100
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linux: Add a getauxval test [BZ #23293]
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This is for bug 23293 and it relies on the glibc test system running
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tests via explicit ld.so invokation by default.
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Reviewed-by: Florian Weimer <fweimer@redhat.com>
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Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
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(cherry picked from commit 9faf5262c77487c96da8a3e961b88c0b1879e186)
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diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
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index 0657f4003e7116c6..5c772f69d1b1f1f1 100644
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--- a/sysdeps/unix/sysv/linux/Makefile
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+++ b/sysdeps/unix/sysv/linux/Makefile
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@@ -123,6 +123,7 @@ tests += tst-clone tst-clone2 tst-clone3 tst-fanotify tst-personality \
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tst-close_range \
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tst-prctl \
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tst-scm_rights \
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+ tst-getauxval \
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# tests
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# Test for the symbol version of fcntl that was replaced in glibc 2.28.
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diff --git a/sysdeps/unix/sysv/linux/tst-getauxval.c b/sysdeps/unix/sysv/linux/tst-getauxval.c
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new file mode 100644
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index 0000000000000000..c4b619574369f4c5
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--- /dev/null
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+++ b/sysdeps/unix/sysv/linux/tst-getauxval.c
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@@ -0,0 +1,74 @@
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+/* Basic test for getauxval.
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+ Copyright (C) 2022 Free Software Foundation, Inc.
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+ This file is part of the GNU C Library.
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+
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+ The GNU C Library is free software; you can redistribute it and/or
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+ modify it under the terms of the GNU Lesser General Public
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+ License as published by the Free Software Foundation; either
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+ version 2.1 of the License, or (at your option) any later version.
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+
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+ The GNU C Library is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ Lesser General Public License for more details.
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+
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+ You should have received a copy of the GNU Lesser General Public
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+ License along with the GNU C Library; if not, see
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+ <https://www.gnu.org/licenses/>. */
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+
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+#include <unistd.h>
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+#include <stdio.h>
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+#include <support/check.h>
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+#include <sys/auxv.h>
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+
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+static int missing;
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+static int mismatch;
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+
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+static void
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+check_nonzero (unsigned long t, const char *s)
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+{
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+ unsigned long v = getauxval (t);
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+ printf ("%s: %lu (0x%lx)\n", s, v, v);
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+ if (v == 0)
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+ missing++;
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+}
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+
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+static void
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+check_eq (unsigned long t, const char *s, unsigned long want)
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+{
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+ unsigned long v = getauxval (t);
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+ printf ("%s: %lu want: %lu\n", s, v, want);
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+ if (v != want)
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+ mismatch++;
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+}
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+
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+#define NZ(x) check_nonzero (x, #x)
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+#define EQ(x, want) check_eq (x, #x, want)
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+
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+static int
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+do_test (void)
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+{
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+ /* These auxv entries should be non-zero on Linux. */
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+ NZ (AT_PHDR);
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+ NZ (AT_PHENT);
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+ NZ (AT_PHNUM);
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+ NZ (AT_PAGESZ);
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+ NZ (AT_ENTRY);
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+ NZ (AT_CLKTCK);
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+ NZ (AT_RANDOM);
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+ NZ (AT_EXECFN);
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+ if (missing)
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+ FAIL_EXIT1 ("Found %d missing auxv entries.\n", missing);
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+
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+ /* Check against syscalls. */
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+ EQ (AT_UID, getuid ());
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+ EQ (AT_EUID, geteuid ());
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+ EQ (AT_GID, getgid ());
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+ EQ (AT_EGID, getegid ());
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+ if (mismatch)
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+ FAIL_EXIT1 ("Found %d mismatching auxv entries.\n", mismatch);
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+
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+ return 0;
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+}
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+
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+#include <support/test-driver.c>
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