xref: /src/contrib/jemalloc/src/counter.c (revision c43cad87172039ccf38172129c79755ea79e6102)
1 #include "jemalloc/internal/jemalloc_preamble.h"
2 #include "jemalloc/internal/jemalloc_internal_includes.h"
3 
4 #include "jemalloc/internal/counter.h"
5 
6 bool
counter_accum_init(counter_accum_t * counter,uint64_t interval)7 counter_accum_init(counter_accum_t *counter, uint64_t interval) {
8 	if (LOCKEDINT_MTX_INIT(counter->mtx, "counter_accum",
9 	    WITNESS_RANK_COUNTER_ACCUM, malloc_mutex_rank_exclusive)) {
10 		return true;
11 	}
12 	locked_init_u64_unsynchronized(&counter->accumbytes, 0);
13 	counter->interval = interval;
14 	return false;
15 }
16 
17 void
counter_prefork(tsdn_t * tsdn,counter_accum_t * counter)18 counter_prefork(tsdn_t *tsdn, counter_accum_t *counter) {
19 	LOCKEDINT_MTX_PREFORK(tsdn, counter->mtx);
20 }
21 
22 void
counter_postfork_parent(tsdn_t * tsdn,counter_accum_t * counter)23 counter_postfork_parent(tsdn_t *tsdn, counter_accum_t *counter) {
24 	LOCKEDINT_MTX_POSTFORK_PARENT(tsdn, counter->mtx);
25 }
26 
27 void
counter_postfork_child(tsdn_t * tsdn,counter_accum_t * counter)28 counter_postfork_child(tsdn_t *tsdn, counter_accum_t *counter) {
29 	LOCKEDINT_MTX_POSTFORK_CHILD(tsdn, counter->mtx);
30 }
31