32 lines
857 B
C
32 lines
857 B
C
#ifndef JEMALLOC_INTERNAL_PAC_H
|
|
#define JEMALLOC_INTERNAL_PAC_H
|
|
|
|
/*
|
|
* Page allocator classic; an implementation of the PAI interface that:
|
|
* - Can be used for arenas with custom extent hooks.
|
|
* - Can always satisfy any allocation request (including highly-fragmentary
|
|
* ones).
|
|
* - Can use efficient OS-level zeroing primitives for demand-filled pages.
|
|
*/
|
|
|
|
typedef struct pac_s pac_t;
|
|
struct pac_s {
|
|
/*
|
|
* Collections of extents that were previously allocated. These are
|
|
* used when allocating extents, in an attempt to re-use address space.
|
|
*
|
|
* Synchronization: internal.
|
|
*/
|
|
ecache_t ecache_dirty;
|
|
ecache_t ecache_muzzy;
|
|
ecache_t ecache_retained;
|
|
|
|
emap_t *emap;
|
|
edata_cache_t *edata_cache;
|
|
};
|
|
|
|
bool pac_init(tsdn_t *tsdn, pac_t *pac, unsigned ind, emap_t *emap,
|
|
edata_cache_t *edata_cache);
|
|
|
|
#endif /* JEMALLOC_INTERNAL_PAC_H */
|