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active memory defragmentation

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This commit is contained in:
oranagra
2016-12-30 03:37:52 +02:00
parent 6712bce92c
commit 7aa9e6d2ae
13 changed files with 755 additions and 8 deletions
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20
src/zmalloc.c
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@ -66,6 +66,8 @@ void zlibc_free(void *ptr) {
#define calloc(count,size) je_calloc(count,size)
#define realloc(ptr,size) je_realloc(ptr,size)
#define free(ptr) je_free(ptr)
#define mallocx(size,flags) je_mallocx(size,flags)
#define dallocx(ptr,flags) je_dallocx(ptr,flags)
#endif
#define update_zmalloc_stat_alloc(__n) do { \
@ -115,6 +117,24 @@ void *zmalloc(size_t size) {
#endif
}
/* Allocation and free functions that bypass the thread cache
* and go straight to the allocator arena bins.
* Currently implemented only for jemalloc */
#if defined(USE_JEMALLOC) && defined(MALLOCX_TCACHE_NONE)
void *zmalloc_no_tcache(size_t size) {
void *ptr = mallocx(size+PREFIX_SIZE, MALLOCX_TCACHE_NONE);
if (!ptr) zmalloc_oom_handler(size);
update_zmalloc_stat_alloc(zmalloc_size(ptr));
return ptr;
}
void zfree_no_tcache(void *ptr) {
if (ptr == NULL) return;
update_zmalloc_stat_free(zmalloc_size(ptr));
dallocx(ptr, MALLOCX_TCACHE_NONE);
}
#endif
void *zcalloc(size_t size) {
void *ptr = calloc(1, size+PREFIX_SIZE);