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