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Fix Valgrind integration.

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Fix Valgrind integration to annotate all internally allocated memory in
a way that keeps Valgrind happy about internal data structure access.
This commit is contained in:
Jason Evans 2013-01-31 17:02:53 -08:00
parent a7a28c334e
commit 06912756cc
9 changed files with 44 additions and 32 deletions
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1
include/jemalloc/internal/jemalloc_internal.h.in
View file

@ -443,6 +443,7 @@ static const bool config_ivsalloc =
#define VALGRIND_MALLOCLIKE_BLOCK(addr, sizeB, rzB, is_zeroed)
#define VALGRIND_RESIZEINPLACE_BLOCK(addr, oldSizeB, newSizeB, rzB)
#define VALGRIND_FREELIKE_BLOCK(addr, rzB)
#define VALGRIND_MAKE_MEM_NOACCESS(_qzz_addr, _qzz_len)
#define VALGRIND_MAKE_MEM_UNDEFINED(_qzz_addr, _qzz_len)
#define VALGRIND_MAKE_MEM_DEFINED(_qzz_addr, _qzz_len)
#define JEMALLOC_VALGRIND_MALLOC(cond, ptr, usize, zero)

4
include/jemalloc/internal/tcache.h
View file

@ -320,8 +320,8 @@ tcache_alloc_small(tcache_t *tcache, size_t size, bool zero)
}
VALGRIND_MAKE_MEM_UNDEFINED(ret, size);
memset(ret, 0, size);
VALGRIND_MAKE_MEM_UNDEFINED(ret, size);
}
VALGRIND_MAKE_MEM_UNDEFINED(ret, size);
if (config_stats)
tbin->tstats.nrequests++;
@ -371,8 +371,8 @@ tcache_alloc_large(tcache_t *tcache, size_t size, bool zero)
} else {
VALGRIND_MAKE_MEM_UNDEFINED(ret, size);
memset(ret, 0, size);
VALGRIND_MAKE_MEM_UNDEFINED(ret, size);
}
VALGRIND_MAKE_MEM_UNDEFINED(ret, size);
if (config_stats)
tbin->tstats.nrequests++;