2020-01-28 05:55:46 +08:00
|
|
|
#ifndef JEMALLOC_INTERNAL_EMAP_H
|
|
|
|
|
#define JEMALLOC_INTERNAL_EMAP_H
|
|
|
|
|
|
|
|
|
|
#include "jemalloc/internal/mutex_pool.h"
|
|
|
|
|
#include "jemalloc/internal/rtree.h"
|
|
|
|
|
|
|
|
|
|
typedef struct emap_s emap_t;
|
|
|
|
|
struct emap_s {
|
|
|
|
|
rtree_t rtree;
|
|
|
|
|
/* Keyed by the address of the edata_t being protected. */
|
|
|
|
|
mutex_pool_t mtx_pool;
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
extern emap_t emap_global;
|
|
|
|
|
|
|
|
|
|
bool emap_init(emap_t *emap);
|
|
|
|
|
|
|
|
|
|
void emap_lock_edata(tsdn_t *tsdn, emap_t *emap, edata_t *edata);
|
|
|
|
|
void emap_unlock_edata(tsdn_t *tsdn, emap_t *emap, edata_t *edata);
|
|
|
|
|
|
|
|
|
|
void emap_lock_edata2(tsdn_t *tsdn, emap_t *emap, edata_t *edata1,
|
|
|
|
|
edata_t *edata2);
|
|
|
|
|
void emap_unlock_edata2(tsdn_t *tsdn, emap_t *emap, edata_t *edata1,
|
|
|
|
|
edata_t *edata2);
|
|
|
|
|
|
|
|
|
|
edata_t *emap_lock_edata_from_addr(tsdn_t *tsdn, emap_t *emap,
|
|
|
|
|
rtree_ctx_t *rtree_ctx, void *addr, bool inactive_only);
|
|
|
|
|
|
|
|
|
|
bool emap_rtree_leaf_elms_lookup(tsdn_t *tsdn, emap_t *emap,
|
|
|
|
|
rtree_ctx_t *rtree_ctx, const edata_t *edata, bool dependent,
|
|
|
|
|
bool init_missing, rtree_leaf_elm_t **r_elm_a, rtree_leaf_elm_t **r_elm_b);
|
|
|
|
|
|
2020-01-31 04:31:19 +08:00
|
|
|
/* Only temporarily public; this will be internal eventually. */
|
|
|
|
|
void emap_rtree_write_acquired(tsdn_t *tsdn, emap_t *emap,
|
|
|
|
|
rtree_leaf_elm_t *elm_a, rtree_leaf_elm_t *elm_b, edata_t *edata,
|
|
|
|
|
szind_t szind, bool slab);
|
|
|
|
|
|
2020-01-28 05:55:46 +08:00
|
|
|
#endif /* JEMALLOC_INTERNAL_EMAP_H */
|
