mirror of
https://github.com/jemalloc/jemalloc.git
synced 2026-04-21 10:22:30 +03:00
63 lines
2.1 KiB
C
63 lines
2.1 KiB
C
#ifndef JEMALLOC_INTERNAL_PAI_H
|
|
#define JEMALLOC_INTERNAL_PAI_H
|
|
|
|
#include "jemalloc/internal/jemalloc_preamble.h"
|
|
#include "jemalloc/internal/edata.h"
|
|
#include "jemalloc/internal/tsd_types.h"
|
|
|
|
/* An interface for page allocation. */
|
|
|
|
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, bool frequent_reuse,
|
|
bool *deferred_work_generated);
|
|
bool (*expand)(tsdn_t *tsdn, pai_t *self, edata_t *edata,
|
|
size_t old_size, size_t new_size, bool zero,
|
|
bool *deferred_work_generated);
|
|
bool (*shrink)(tsdn_t *tsdn, pai_t *self, edata_t *edata,
|
|
size_t old_size, size_t new_size, bool *deferred_work_generated);
|
|
void (*dalloc)(tsdn_t *tsdn, pai_t *self, edata_t *edata,
|
|
bool *deferred_work_generated);
|
|
uint64_t (*time_until_deferred_work)(tsdn_t *tsdn, pai_t *self);
|
|
};
|
|
|
|
/*
|
|
* These are just simple convenience functions to avoid having to reference the
|
|
* same pai_t twice on every invocation.
|
|
*/
|
|
|
|
static inline edata_t *
|
|
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,
|
|
frequent_reuse, deferred_work_generated);
|
|
}
|
|
|
|
static inline bool
|
|
pai_expand(tsdn_t *tsdn, pai_t *self, edata_t *edata, size_t old_size,
|
|
size_t new_size, bool zero, bool *deferred_work_generated) {
|
|
return self->expand(tsdn, self, edata, old_size, new_size, zero,
|
|
deferred_work_generated);
|
|
}
|
|
|
|
static inline bool
|
|
pai_shrink(tsdn_t *tsdn, pai_t *self, edata_t *edata, size_t old_size,
|
|
size_t new_size, bool *deferred_work_generated) {
|
|
return self->shrink(
|
|
tsdn, self, edata, old_size, new_size, deferred_work_generated);
|
|
}
|
|
|
|
static inline void
|
|
pai_dalloc(
|
|
tsdn_t *tsdn, pai_t *self, edata_t *edata, bool *deferred_work_generated) {
|
|
self->dalloc(tsdn, self, edata, deferred_work_generated);
|
|
}
|
|
|
|
static inline uint64_t
|
|
pai_time_until_deferred_work(tsdn_t *tsdn, pai_t *self) {
|
|
return self->time_until_deferred_work(tsdn, self);
|
|
}
|
|
|
|
#endif /* JEMALLOC_INTERNAL_PAI_H */
|