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| author | Volker Lendecke <vl@samba.org> | 2008-01-10 11:34:07 +0100 |
|---|---|---|
| committer | Michael Adam <obnox@samba.org> | 2008-02-11 15:07:46 +0100 |
| commit | bdb52e4d58e3e4ce8797050d8e0c2c0ddc1e8e0e (patch) | |
| tree | de87160eb4d784dc4c4a545e44394d5889f1d49b /source4 | |
| parent | 7a9033fb2d2057dc8104d9b6f22c94e83e36f8ce (diff) | |
| download | samba-bdb52e4d58e3e4ce8797050d8e0c2c0ddc1e8e0e.tar.gz samba-bdb52e4d58e3e4ce8797050d8e0c2c0ddc1e8e0e.tar.bz2 samba-bdb52e4d58e3e4ce8797050d8e0c2c0ddc1e8e0e.zip | |
Mark talloc_pool memory for valgrind
(This used to be commit 6deca23b6c66616fbf5ba004e9b778aa68790df6)
Diffstat (limited to 'source4')
| -rw-r--r-- | source4/lib/talloc/talloc.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/source4/lib/talloc/talloc.c b/source4/lib/talloc/talloc.c index e38a4d6275..9e935b892c 100644 --- a/source4/lib/talloc/talloc.c +++ b/source4/lib/talloc/talloc.c @@ -245,6 +245,7 @@ static struct talloc_chunk *talloc_alloc_pool(struct talloc_chunk *parent, struct talloc_chunk *pool_ctx = NULL; size_t space_left; struct talloc_chunk *result; + size_t chunk_size; if (parent == NULL) { return NULL; @@ -267,15 +268,19 @@ static struct talloc_chunk *talloc_alloc_pool(struct talloc_chunk *parent, /* * Align size to 16 bytes */ - size = ((size + 15) & ~15); + chunk_size = ((size + 15) & ~15); - if (space_left < size) { + if (space_left < chunk_size) { return NULL; } result = (struct talloc_chunk *)pool_ctx->pool; - pool_ctx->pool = (void *)((char *)result + size); +#if defined(DEVELOPER) && defined(VALGRIND_MAKE_MEM_UNDEFINED) + VALGRIND_MAKE_MEM_UNDEFINED(result, size); +#endif + + pool_ctx->pool = (void *)((char *)result + chunk_size); result->flags = TALLOC_MAGIC | TALLOC_FLAG_POOLMEM; result->pool = pool_ctx; @@ -358,6 +363,10 @@ void *talloc_pool(const void *context, size_t size) *talloc_pool_objectcount(tc) = 1; +#if defined(DEVELOPER) && defined(VALGRIND_MAKE_MEM_NOACCESS) + VALGRIND_MAKE_MEM_NOACCESS(tc->pool, size); +#endif + return result; } @@ -859,6 +868,10 @@ void talloc_free_children(void *ptr) if (tc->flags & TALLOC_FLAG_POOL) { tc->pool = ((char *)tc + TC_HDR_SIZE + TALLOC_POOL_HDR_SIZE); +#if defined(DEVELOPER) && defined(VALGRIND_MAKE_MEM_NOACCESS) + VALGRIND_MAKE_MEM_NOACCESS( + tc->pool, tc->size - TALLOC_POOL_HDR_SIZE); +#endif } } |