xref: /src/contrib/jemalloc/src/ecache.c (revision c43cad87172039ccf38172129c79755ea79e6102)
1 #include "jemalloc/internal/jemalloc_preamble.h"
2 #include "jemalloc/internal/jemalloc_internal_includes.h"
3 
4 #include "jemalloc/internal/san.h"
5 
6 bool
ecache_init(tsdn_t * tsdn,ecache_t * ecache,extent_state_t state,unsigned ind,bool delay_coalesce)7 ecache_init(tsdn_t *tsdn, ecache_t *ecache, extent_state_t state, unsigned ind,
8     bool delay_coalesce) {
9 	if (malloc_mutex_init(&ecache->mtx, "extents", WITNESS_RANK_EXTENTS,
10 	    malloc_mutex_rank_exclusive)) {
11 		return true;
12 	}
13 	ecache->state = state;
14 	ecache->ind = ind;
15 	ecache->delay_coalesce = delay_coalesce;
16 	eset_init(&ecache->eset, state);
17 	eset_init(&ecache->guarded_eset, state);
18 
19 	return false;
20 }
21 
22 void
ecache_prefork(tsdn_t * tsdn,ecache_t * ecache)23 ecache_prefork(tsdn_t *tsdn, ecache_t *ecache) {
24 	malloc_mutex_prefork(tsdn, &ecache->mtx);
25 }
26 
27 void
ecache_postfork_parent(tsdn_t * tsdn,ecache_t * ecache)28 ecache_postfork_parent(tsdn_t *tsdn, ecache_t *ecache) {
29 	malloc_mutex_postfork_parent(tsdn, &ecache->mtx);
30 }
31 
32 void
ecache_postfork_child(tsdn_t * tsdn,ecache_t * ecache)33 ecache_postfork_child(tsdn_t *tsdn, ecache_t *ecache) {
34 	malloc_mutex_postfork_child(tsdn, &ecache->mtx);
35 }
36