project-base/server-skynet-source-3rd-jemalloc
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Simplify zone_good_size().

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Simplify zone_good_size() to avoid memory allocation.

Submitted by Mike Hommey.
This commit is contained in:
Jason Evans 2012-02-29 12:58:39 -08:00
parent 7e15dab94d
commit 166a745b39
1 changed files with 3 additions and 15 deletions
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18
src/zone.c
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@ -133,22 +133,10 @@ zone_destroy(malloc_zone_t *zone)
static size_t
zone_good_size(malloc_zone_t *zone, size_t size)
{
size_t ret;
void *p;
/*
* Actually create an object of the appropriate size, then find out
* how large it could have been without moving up to the next size
* class.
*/
p = JEMALLOC_P(malloc)(size);
if (p != NULL) {
ret = isalloc(p);
JEMALLOC_P(free)(p);
} else
ret = size;
return (ret);
if (size == 0)
size = 1;
return (s2u(size));
}
static void