Add witness, a simple online locking validator.

This resolves #358.
This commit is contained in:
Jason Evans
2016-04-13 23:36:15 -07:00
parent 8413463f3a
commit b2c0d6322d
33 changed files with 2118 additions and 1302 deletions

View File

@@ -76,7 +76,7 @@ base_chunk_alloc(size_t minsize)
* physical memory usage.
*/
void *
base_alloc(size_t size)
base_alloc(tsd_t *tsd, size_t size)
{
void *ret;
size_t csize, usize;
@@ -91,7 +91,7 @@ base_alloc(size_t size)
usize = s2u(csize);
extent_node_init(&key, NULL, NULL, usize, false, false);
malloc_mutex_lock(&base_mtx);
malloc_mutex_lock(tsd, &base_mtx);
node = extent_tree_szad_nsearch(&base_avail_szad, &key);
if (node != NULL) {
/* Use existing space. */
@@ -123,28 +123,28 @@ base_alloc(size_t size)
}
JEMALLOC_VALGRIND_MAKE_MEM_DEFINED(ret, csize);
label_return:
malloc_mutex_unlock(&base_mtx);
malloc_mutex_unlock(tsd, &base_mtx);
return (ret);
}
void
base_stats_get(size_t *allocated, size_t *resident, size_t *mapped)
base_stats_get(tsd_t *tsd, size_t *allocated, size_t *resident, size_t *mapped)
{
malloc_mutex_lock(&base_mtx);
malloc_mutex_lock(tsd, &base_mtx);
assert(base_allocated <= base_resident);
assert(base_resident <= base_mapped);
*allocated = base_allocated;
*resident = base_resident;
*mapped = base_mapped;
malloc_mutex_unlock(&base_mtx);
malloc_mutex_unlock(tsd, &base_mtx);
}
bool
base_boot(void)
{
if (malloc_mutex_init(&base_mtx))
if (malloc_mutex_init(&base_mtx, "base", WITNESS_RANK_BASE))
return (true);
extent_tree_szad_new(&base_avail_szad);
base_nodes = NULL;
@@ -153,22 +153,22 @@ base_boot(void)
}
void
base_prefork(void)
base_prefork(tsd_t *tsd)
{
malloc_mutex_prefork(&base_mtx);
malloc_mutex_prefork(tsd, &base_mtx);
}
void
base_postfork_parent(void)
base_postfork_parent(tsd_t *tsd)
{
malloc_mutex_postfork_parent(&base_mtx);
malloc_mutex_postfork_parent(tsd, &base_mtx);
}
void
base_postfork_child(void)
base_postfork_child(tsd_t *tsd)
{
malloc_mutex_postfork_child(&base_mtx);
malloc_mutex_postfork_child(tsd, &base_mtx);
}