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authorUlrich Drepper <drepper@redhat.com>2009-03-13 23:53:18 +0000
committerUlrich Drepper <drepper@redhat.com>2009-03-13 23:53:18 +0000
commit425ce2edb9d11cc1ff650fac16dfbc450241896a (patch)
treeb3bd9971ea82766a895ab549ff194d97bcc9d51e /malloc/hooks.c
parente7f110cdbd6e9c5a48b378ba7b30a3ad1dc04314 (diff)
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* 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.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/malloc/hooks.c b/malloc/hooks.c
index 9659ec5fbe..fe89db83f4 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];