project-base/server-skynet-source-3rd-jemalloc
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Do not allocate metadata via non-auto arenas, nor tcaches.

Browse Source 
This assures that all internally allocated metadata come from the
first opt_narenas arenas, i.e. the automatically multiplexed arenas.
This commit is contained in:
Jason Evans
2016-04-22 14:34:14 -07:00
parent c9a4bf9170
commit 66cd953514
14 changed files with 192 additions and 135 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
include/jemalloc/internal/tcache.h
View File

@@ -293,7 +293,7 @@ tcache_alloc_small(tsd_t *tsd, arena_t *arena, tcache_t *tcache, size_t size,
assert(tcache_success == (ret != NULL));
if (unlikely(!tcache_success)) {
bool tcache_hard_success;
arena = arena_choose(tsd, arena);
arena = arena_choose(tsd, arena, false);
if (unlikely(arena == NULL))
return (NULL);
@@ -354,7 +354,7 @@ tcache_alloc_large(tsd_t *tsd, arena_t *arena, tcache_t *tcache, size_t size,
* Only allocate one large object at a time, because it's quite
* expensive to create one and not use it.
*/
arena = arena_choose(tsd, arena);
arena = arena_choose(tsd, arena, false);
if (unlikely(arena == NULL))
return (NULL);
@@ -459,8 +459,10 @@ JEMALLOC_ALWAYS_INLINE tcache_t *
tcaches_get(tsd_t *tsd, unsigned ind)
{
tcaches_t *elm = &tcaches[ind];
if (unlikely(elm->tcache == NULL))
elm->tcache = tcache_create(tsd, arena_choose(tsd, NULL));
if (unlikely(elm->tcache == NULL)) {
elm->tcache = tcache_create(tsd, arena_choose(tsd, NULL,
false));
}
return (elm->tcache);
}
#endif