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Pass 'frequent_reuse' hint to PAI

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Currently used only for guarding purposes, the hint is used to determine
if the allocation is supposed to be frequently reused. For example, it
might urge the allocator to ensure the allocation is cached.
This commit is contained in:
Alex Lapenkou 2021-11-05 14:19:39 -07:00 • committed by Alexander Lapenkov
parent 2c70e8d351
commit f56f5b9930
8 changed files with 60 additions and 48 deletions
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9
include/jemalloc/internal/pai.h
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@ -7,7 +7,7 @@ typedef struct pai_s pai_t;
struct pai_s {
/* Returns NULL on failure. */
edata_t *(*alloc)(tsdn_t *tsdn, pai_t *self, size_t size,
size_t alignment, bool zero, bool guarded,
size_t alignment, bool zero, bool guarded, bool frequent_reuse,
bool *deferred_work_generated);
/*
* Returns the number of extents added to the list (which may be fewer
@ -37,10 +37,11 @@ struct pai_s {
*/
static inline edata_t *
pai_alloc(tsdn_t *tsdn, pai_t *self, size_t size, size_t alignment, bool zero,
bool guarded, bool *deferred_work_generated) {
pai_alloc(tsdn_t *tsdn, pai_t *self, size_t size, size_t alignment,
bool zero, bool guarded, bool frequent_reuse,
bool *deferred_work_generated) {
return self->alloc(tsdn, self, size, alignment, zero, guarded,
deferred_work_generated);
frequent_reuse, deferred_work_generated);
}
static inline size_t