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| author | Roland McGrath <roland@redhat.com> | 2010-04-05 19:43:05 -0700 |
|---|---|---|
| committer | Roland McGrath <roland@redhat.com> | 2010-04-05 19:47:27 -0700 |
| commit | 7bfa311ff51999f9e92620268e493959a2f7bfb4 (patch) | |
| tree | e08947e3d3a2774e2701bac49b3083900ea232c4 /elf/dl-support.c | |
| parent | 4dd019e3a1c68e2988ac35a97c95a59cd307eb05 (diff) | |
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Obey LD_HWCAP_MASK in ld.so.cache lookups.roland/hwcap_mask
Diffstat (limited to 'elf/dl-support.c')
| -rw-r--r-- | elf/dl-support.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/elf/dl-support.c b/elf/dl-support.c index bcf0e2a560..65b25750de 100644 --- a/elf/dl-support.c +++ b/elf/dl-support.c @@ -1,5 +1,5 @@ /* Support for dynamic linking code in static libc. - Copyright (C) 1996-2008, 2009 Free Software Foundation, Inc. + Copyright (C) 1996-2008,2009,2010 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 @@ -126,6 +126,14 @@ ElfW(Phdr) *_dl_phdr; size_t _dl_phnum; uint64_t _dl_hwcap __attribute__ ((nocommon)); +/* This is not initialized to HWCAP_IMPORTANT, matching the definition + of _dl_important_hwcaps, below, where no hwcap strings are ever + used. This mask is still used to mediate the lookups in the cache + file. Since there is no way to set this nonzero (we don't grok the + LD_HWCAP_MASK environment variable here), there is no real point in + setting _dl_hwcap nonzero below, but we do anyway. */ +uint64_t _dl_hwcap_mask __attribute__ ((nocommon)); + /* Prevailing state of the stack, PF_X indicating it's executable. */ ElfW(Word) _dl_stack_flags = PF_R|PF_W|PF_X; |