1#ifndef JEMALLOC_INTERNAL_EXTENT_DSS_H
2#define JEMALLOC_INTERNAL_EXTENT_DSS_H
3
4typedef enum {
5 dss_prec_disabled = 0,
6 dss_prec_primary = 1,
7 dss_prec_secondary = 2,
8
9 dss_prec_limit = 3
10} dss_prec_t;
11#define DSS_PREC_DEFAULT dss_prec_secondary
12#define DSS_DEFAULT "secondary"
13
14extern const char *dss_prec_names[];
15
16extern const char *opt_dss;
17
18dss_prec_t extent_dss_prec_get(void);
19bool extent_dss_prec_set(dss_prec_t dss_prec);
20void *extent_alloc_dss(tsdn_t *tsdn, arena_t *arena, void *new_addr,
21 size_t size, size_t alignment, bool *zero, bool *commit);
22bool extent_in_dss(void *addr);
23bool extent_dss_mergeable(void *addr_a, void *addr_b);
24void extent_dss_boot(void);
25
26#endif /* JEMALLOC_INTERNAL_EXTENT_DSS_H */
27