1/******************************************************************************/ 2#ifdef JEMALLOC_H_TYPES 3 4typedef struct ctl_node_s ctl_node_t; 5typedef struct ctl_named_node_s ctl_named_node_t; 6typedef struct ctl_indexed_node_s ctl_indexed_node_t; 7typedef struct ctl_arena_stats_s ctl_arena_stats_t; 8typedef struct ctl_stats_s ctl_stats_t; 9 10#endif /* JEMALLOC_H_TYPES */ 11/******************************************************************************/ 12#ifdef JEMALLOC_H_STRUCTS 13 14struct ctl_node_s { 15 bool named; 16}; 17 18struct 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 28struct 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 33struct ctl_arena_stats_s { 34 bool initialized; 35 unsigned nthreads; 36 const char *dss; 37 size_t pactive; 38 size_t pdirty; 39 arena_stats_t astats; 40 41 /* Aggregate stats for small size classes, based on bin stats. */ 42 size_t allocated_small; 43 uint64_t nmalloc_small; 44 uint64_t ndalloc_small; 45 uint64_t nrequests_small; 46 47 malloc_bin_stats_t bstats[NBINS]; 48 malloc_large_stats_t *lstats; /* nlclasses elements. */ 49}; 50 51struct ctl_stats_s { 52 size_t allocated; 53 size_t active; 54 size_t mapped; 55 struct { 56 size_t current; /* stats_chunks.curchunks */ 57 uint64_t total; /* stats_chunks.nchunks */ 58 size_t high; /* stats_chunks.highchunks */ 59 } chunks; 60 struct { 61 size_t allocated; /* huge_allocated */ 62 uint64_t nmalloc; /* huge_nmalloc */ 63 uint64_t ndalloc; /* huge_ndalloc */ 64 } huge; 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 73int ctl_byname(const char *name, void *oldp, size_t *oldlenp, void *newp, 74 size_t newlen); 75int ctl_nametomib(const char *name, size_t *mibp, size_t *miblenp); 76 77int ctl_bymib(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp, 78 void *newp, size_t newlen); 79bool ctl_boot(void); 80void ctl_prefork(void); 81void ctl_postfork_parent(void); 82void ctl_postfork_child(void); 83 84#define xmallctl(name, oldp, oldlenp, newp, newlen) do { \ 85 if (je_mallctl(name, oldp, oldlenp, newp, newlen) \ 86 != 0) { \ 87 malloc_printf( \ 88 "<jemalloc>: Failure in xmallctl(\"%s\", ...)\n", \ 89 name); \ 90 abort(); \ 91 } \ 92} while (0) 93 94#define xmallctlnametomib(name, mibp, miblenp) do { \ 95 if (je_mallctlnametomib(name, mibp, miblenp) != 0) { \ 96 malloc_printf("<jemalloc>: Failure in " \ 97 "xmallctlnametomib(\"%s\", ...)\n", name); \ 98 abort(); \ 99 } \ 100} while (0) 101 102#define xmallctlbymib(mib, miblen, oldp, oldlenp, newp, newlen) do { \ 103 if (je_mallctlbymib(mib, miblen, oldp, oldlenp, newp, \ 104 newlen) != 0) { \ 105 malloc_write( \ 106 "<jemalloc>: Failure in xmallctlbymib()\n"); \ 107 abort(); \ 108 } \ 109} while (0) 110 111#endif /* JEMALLOC_H_EXTERNS */ 112/******************************************************************************/ 113#ifdef JEMALLOC_H_INLINES 114 115#endif /* JEMALLOC_H_INLINES */ 116/******************************************************************************/ 117 118