1#include "jemalloc/internal/jemalloc_preamble.h"
2#include "jemalloc/internal/jemalloc_internal_includes.h"
3
4#include "jemalloc/internal/bin.h"
5#include "jemalloc/internal/witness.h"
6
7const bin_info_t bin_infos[NBINS] = {
8#define BIN_INFO_bin_yes(reg_size, slab_size, nregs)			\
9	{reg_size, slab_size, nregs, BITMAP_INFO_INITIALIZER(nregs)},
10#define BIN_INFO_bin_no(reg_size, slab_size, nregs)
11#define SC(index, lg_grp, lg_delta, ndelta, psz, bin, pgs,		\
12    lg_delta_lookup)							\
13	BIN_INFO_bin_##bin((1U<<lg_grp) + (ndelta<<lg_delta),		\
14	    (pgs << LG_PAGE), (pgs << LG_PAGE) / ((1U<<lg_grp) +	\
15	    (ndelta<<lg_delta)))
16	SIZE_CLASSES
17#undef BIN_INFO_bin_yes
18#undef BIN_INFO_bin_no
19#undef SC
20};
21
22bool
23bin_init(bin_t *bin) {
24	if (malloc_mutex_init(&bin->lock, "bin", WITNESS_RANK_BIN,
25	    malloc_mutex_rank_exclusive)) {
26		return true;
27	}
28	bin->slabcur = NULL;
29	extent_heap_new(&bin->slabs_nonfull);
30	extent_list_init(&bin->slabs_full);
31	if (config_stats) {
32		memset(&bin->stats, 0, sizeof(bin_stats_t));
33	}
34	return false;
35}
36
37void
38bin_prefork(tsdn_t *tsdn, bin_t *bin) {
39	malloc_mutex_prefork(tsdn, &bin->lock);
40}
41
42void
43bin_postfork_parent(tsdn_t *tsdn, bin_t *bin) {
44	malloc_mutex_postfork_parent(tsdn, &bin->lock);
45}
46
47void
48bin_postfork_child(tsdn_t *tsdn, bin_t *bin) {
49	malloc_mutex_postfork_child(tsdn, &bin->lock);
50}
51