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| author | Ulrich Drepper <drepper@redhat.com> | 2009-03-13 23:53:18 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2009-03-13 23:53:18 +0000 |
| commit | 425ce2edb9d11cc1ff650fac16dfbc450241896a (patch) | |
| tree | b3bd9971ea82766a895ab549ff194d97bcc9d51e /malloc/hooks.c | |
| parent | e7f110cdbd6e9c5a48b378ba7b30a3ad1dc04314 (diff) | |
| download | glibc-425ce2edb9d11cc1ff650fac16dfbc450241896a.zip glibc-425ce2edb9d11cc1ff650fac16dfbc450241896a.tar.gz glibc-425ce2edb9d11cc1ff650fac16dfbc450241896a.tar.bz2 | |
* config.h.in (USE_MULTIARCH): Define.
* configure.in: Handle --enable-multi-arch.
* elf/dl-runtime.c (_dl_fixup): Handle STT_GNU_IFUNC.
(_dl_fixup_profile): Likewise.
* elf/do-lookup.c (dl_lookup_x): Likewise.
* sysdeps/x86_64/dl-machine.h: Handle STT_GNU_IFUNC.
* elf/elf.h (STT_GNU_IFUNC): Define.
* include/libc-symbols.h (libc_ifunc): Define.
* sysdeps/x86_64/cacheinfo.c: If USE_MULTIARCH is defined, use the
framework in init-arch.h to get CPUID values.
* sysdeps/x86_64/multiarch/Makefile: New file.
* sysdeps/x86_64/multiarch/init-arch.c: New file.
* sysdeps/x86_64/multiarch/init-arch.h: New file.
* sysdeps/x86_64/multiarch/sched_cpucount.c: New file.
* config.make.in (experimental-malloc): Define.
* configure.in: Handle --enable-experimental-malloc.
* malloc/Makefile: Handle experimental-malloc flag.
* malloc/malloc.c: Implement PER_THREAD and ATOMIC_FASTBINS features.
* malloc/arena.c: Likewise.
* malloc/hooks.c: Likewise.
* malloc/malloc.h: Define M_ARENA_TEST and M_ARENA_MAX.
Diffstat (limited to 'malloc/hooks.c')
| -rw-r--r-- | malloc/hooks.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/malloc/hooks.c b/malloc/hooks.c index 9659ec5..fe89db8 100644 --- a/malloc/hooks.c +++ b/malloc/hooks.c @@ -275,17 +275,13 @@ free_check(mem, caller) Void_t* mem; const Void_t *caller; mchunkptr p; if(!mem) return; - (void)mutex_lock(&main_arena.mutex); p = mem2chunk_check(mem, NULL); if(!p) { - (void)mutex_unlock(&main_arena.mutex); - malloc_printerr(check_action, "free(): invalid pointer", mem); return; } #if HAVE_MMAP if (chunk_is_mmapped(p)) { - (void)mutex_unlock(&main_arena.mutex); munmap_chunk(p); return; } @@ -293,8 +289,13 @@ free_check(mem, caller) Void_t* mem; const Void_t *caller; #if 0 /* Erase freed memory. */ memset(mem, 0, chunksize(p) - (SIZE_SZ+1)); #endif +#ifdef ATOMIC_FASTBINS + _int_free(&main_arena, p, 0); +#else + (void)mutex_lock(&main_arena.mutex); _int_free(&main_arena, p); (void)mutex_unlock(&main_arena.mutex); +#endif } static Void_t* @@ -472,7 +473,11 @@ free_starter(mem, caller) Void_t* mem; const Void_t *caller; return; } #endif +#ifdef ATOMIC_FASTBINS + _int_free(&main_arena, p, 1); +#else _int_free(&main_arena, p); +#endif } # endif /* !defiend NO_STARTER */ @@ -584,7 +589,7 @@ public_sET_STATe(Void_t* msptr) clear_fastchunks(&main_arena); set_max_fast(DEFAULT_MXFAST); for (i=0; i<NFASTBINS; ++i) - main_arena.fastbins[i] = 0; + fastbin (&main_arena, i) = 0; for (i=0; i<BINMAPSIZE; ++i) main_arena.binmap[i] = 0; top(&main_arena) = ms->av[2]; |