1 /******************************************************************************/ 2 #ifdef JEMALLOC_H_TYPES 3 4 typedef struct ctl_node_s ctl_node_t; 5 typedef struct ctl_named_node_s ctl_named_node_t; 6 typedef struct ctl_indexed_node_s ctl_indexed_node_t; 7 typedef struct ctl_arena_stats_s ctl_arena_stats_t; 8 typedef struct ctl_stats_s ctl_stats_t; 9 10 #endif /* JEMALLOC_H_TYPES */ 11 /******************************************************************************/ 12 #ifdef JEMALLOC_H_STRUCTS 13 14 struct ctl_node_s { 15 bool named; 16 }; 17 18 struct ctl_named_node_s { 19 struct ctl_node_s node; 20 const char *name; 21 /* If (nchildren == 0), this is a terminal node. */ 22 unsigned nchildren; 23 const ctl_node_t *children; 24 int (*ctl)(tsd_t *, const size_t *, size_t, void *, 25 size_t *, void *, size_t); 26 }; 27 28 struct ctl_indexed_node_s { 29 struct ctl_node_s node; 30 const ctl_named_node_t *(*index)(tsdn_t *, const size_t *, size_t, 31 size_t); 32 }; 33 34 struct ctl_arena_stats_s { 35 bool initialized; 36 unsigned nthreads; 37 const char *dss; 38 ssize_t lg_dirty_mult; 39 ssize_t decay_time; 40 size_t pactive; 41 size_t pdirty; 42 43 /* The remainder are only populated if config_stats is true. */ 44 45 arena_stats_t astats; 46 47 /* Aggregate stats for small size classes, based on bin stats. */ 48 size_t allocated_small; 49 uint64_t nmalloc_small; 50 uint64_t ndalloc_small; 51 uint64_t nrequests_small; 52 53 malloc_bin_stats_t bstats[NBINS]; 54 malloc_large_stats_t *lstats; /* nlclasses elements. */ 55 malloc_huge_stats_t *hstats; /* nhclasses elements. */ 56 }; 57 58 struct ctl_stats_s { 59 size_t allocated; 60 size_t active; 61 size_t metadata; 62 size_t resident; 63 size_t mapped; 64 size_t retained; 65 unsigned narenas; 66 ctl_arena_stats_t *arenas; /* (narenas + 1) elements. */ 67 }; 68 69 #endif /* JEMALLOC_H_STRUCTS */ 70 /******************************************************************************/ 71 #ifdef JEMALLOC_H_EXTERNS 72 73 int ctl_byname(tsd_t *tsd, const char *name, void *oldp, size_t *oldlenp, 74 void *newp, size_t newlen); 75 int ctl_nametomib(tsdn_t *tsdn, const char *name, size_t *mibp, 76 size_t *miblenp); 77 78 int ctl_bymib(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, 79 size_t *oldlenp, void *newp, size_t newlen); 80 bool ctl_boot(void); 81 void ctl_prefork(tsdn_t *tsdn); 82 void ctl_postfork_parent(tsdn_t *tsdn); 83 void ctl_postfork_child(tsdn_t *tsdn); 84 85 #define xmallctl(name, oldp, oldlenp, newp, newlen) do { \ 86 if (je_mallctl(name, oldp, oldlenp, newp, newlen) \ 87 != 0) { \ 88 malloc_printf( \ 89 "<jemalloc>: Failure in xmallctl(\"%s\", ...)\n", \ 90 name); \ 91 abort(); \ 92 } \ 93 } while (0) 94 95 #define xmallctlnametomib(name, mibp, miblenp) do { \ 96 if (je_mallctlnametomib(name, mibp, miblenp) != 0) { \ 97 malloc_printf("<jemalloc>: Failure in " \ 98 "xmallctlnametomib(\"%s\", ...)\n", name); \ 99 abort(); \ 100 } \ 101 } while (0) 102 103 #define xmallctlbymib(mib, miblen, oldp, oldlenp, newp, newlen) do { \ 104 if (je_mallctlbymib(mib, miblen, oldp, oldlenp, newp, \ 105 newlen) != 0) { \ 106 malloc_write( \ 107 "<jemalloc>: Failure in xmallctlbymib()\n"); \ 108 abort(); \ 109 } \ 110 } while (0) 111 112 #endif /* JEMALLOC_H_EXTERNS */ 113 /******************************************************************************/ 114 #ifdef JEMALLOC_H_INLINES 115 116 #endif /* JEMALLOC_H_INLINES */ 117 /******************************************************************************/ 118 119
