forked from rpms/glibc
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
94 lines
3.8 KiB
Diff
94 lines
3.8 KiB
Diff
commit b38c9cdb58061d357cdf9bca4f6967d487becb82
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Author: Florian Weimer <fweimer@redhat.com>
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Date: Wed May 4 15:37:21 2022 +0200
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Linux: Define MMAP_CALL_INTERNAL
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Unlike MMAP_CALL, this avoids a TCB dependency for an errno update
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on failure.
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<mmap_internal.h> cannot be included as is on several architectures
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due to the definition of page_unit, so introduce a separate header
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file for the definition of MMAP_CALL and MMAP_CALL_INTERNAL,
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<mmap_call.h>.
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Reviewed-by: Stefan Liebler <stli@linux.ibm.com>
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(cherry picked from commit c1b68685d438373efe64e5f076f4215723004dfb)
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diff --git a/sysdeps/unix/sysv/linux/mmap_call.h b/sysdeps/unix/sysv/linux/mmap_call.h
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new file mode 100644
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index 0000000000000000..3547c99e149e5064
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--- /dev/null
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+++ b/sysdeps/unix/sysv/linux/mmap_call.h
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@@ -0,0 +1,22 @@
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+/* Generic definition of MMAP_CALL and MMAP_CALL_INTERNAL.
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+ Copyright (C) 2017-2022 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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+#define MMAP_CALL(__nr, __addr, __len, __prot, __flags, __fd, __offset) \
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+ INLINE_SYSCALL_CALL (__nr, __addr, __len, __prot, __flags, __fd, __offset)
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+#define MMAP_CALL_INTERNAL(__nr, __addr, __len, __prot, __flags, __fd, __offset) \
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+ INTERNAL_SYSCALL_CALL (__nr, __addr, __len, __prot, __flags, __fd, __offset)
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diff --git a/sysdeps/unix/sysv/linux/mmap_internal.h b/sysdeps/unix/sysv/linux/mmap_internal.h
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index 5ca6976191137f95..989eb0c7c6b57dc1 100644
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--- a/sysdeps/unix/sysv/linux/mmap_internal.h
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+++ b/sysdeps/unix/sysv/linux/mmap_internal.h
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@@ -40,10 +40,6 @@ static uint64_t page_unit;
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/* Do not accept offset not multiple of page size. */
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#define MMAP_OFF_LOW_MASK (MMAP2_PAGE_UNIT - 1)
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-/* An architecture may override this. */
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-#ifndef MMAP_CALL
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-# define MMAP_CALL(__nr, __addr, __len, __prot, __flags, __fd, __offset) \
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- INLINE_SYSCALL_CALL (__nr, __addr, __len, __prot, __flags, __fd, __offset)
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-#endif
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+#include <mmap_call.h>
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#endif /* MMAP_INTERNAL_LINUX_H */
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diff --git a/sysdeps/unix/sysv/linux/s390/mmap_internal.h b/sysdeps/unix/sysv/linux/s390/mmap_call.h
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similarity index 78%
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rename from sysdeps/unix/sysv/linux/s390/mmap_internal.h
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rename to sysdeps/unix/sysv/linux/s390/mmap_call.h
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index 46f1c3769d6b586a..bdd30cc83764c2c1 100644
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--- a/sysdeps/unix/sysv/linux/s390/mmap_internal.h
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+++ b/sysdeps/unix/sysv/linux/s390/mmap_call.h
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@@ -16,9 +16,6 @@
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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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-#ifndef MMAP_S390_INTERNAL_H
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-# define MMAP_S390_INTERNAL_H
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-
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#define MMAP_CALL(__nr, __addr, __len, __prot, __flags, __fd, __offset) \
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({ \
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long int __args[6] = { (long int) (__addr), (long int) (__len), \
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@@ -26,7 +23,10 @@
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(long int) (__fd), (long int) (__offset) }; \
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INLINE_SYSCALL_CALL (__nr, __args); \
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})
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-
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-#include_next <mmap_internal.h>
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-
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-#endif
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+#define MMAP_CALL_INTERNAL(__nr, __addr, __len, __prot, __flags, __fd, __offset) \
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+ ({ \
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+ long int __args[6] = { (long int) (__addr), (long int) (__len), \
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+ (long int) (__prot), (long int) (__flags), \
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+ (long int) (__fd), (long int) (__offset) }; \
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+ INTERNAL_SYSCALL_CALL (__nr, __args); \
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+ })
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