| #ifndef JEMALLOC_INTERNAL_PROF_TYPES_H |
| #define JEMALLOC_INTERNAL_PROF_TYPES_H |
| |
| typedef struct prof_bt_s prof_bt_t; |
| typedef struct prof_cnt_s prof_cnt_t; |
| typedef struct prof_tctx_s prof_tctx_t; |
| typedef struct prof_gctx_s prof_gctx_t; |
| typedef struct prof_tdata_s prof_tdata_t; |
| |
| /* Option defaults. */ |
| #ifdef JEMALLOC_PROF |
| # define PROF_PREFIX_DEFAULT "jeprof" |
| #else |
| # define PROF_PREFIX_DEFAULT "" |
| #endif |
| #define LG_PROF_SAMPLE_DEFAULT 19 |
| #define LG_PROF_INTERVAL_DEFAULT -1 |
| |
| /* |
| * Hard limit on stack backtrace depth. The version of prof_backtrace() that |
| * is based on __builtin_return_address() necessarily has a hard-coded number |
| * of backtrace frame handlers, and should be kept in sync with this setting. |
| */ |
| #define PROF_BT_MAX 128 |
| |
| /* Initial hash table size. */ |
| #define PROF_CKH_MINITEMS 64 |
| |
| /* Size of memory buffer to use when writing dump files. */ |
| #define PROF_DUMP_BUFSIZE 65536 |
| |
| /* Size of stack-allocated buffer used by prof_printf(). */ |
| #define PROF_PRINTF_BUFSIZE 128 |
| |
| /* |
| * Number of mutexes shared among all gctx's. No space is allocated for these |
| * unless profiling is enabled, so it's okay to over-provision. |
| */ |
| #define PROF_NCTX_LOCKS 1024 |
| |
| /* |
| * Number of mutexes shared among all tdata's. No space is allocated for these |
| * unless profiling is enabled, so it's okay to over-provision. |
| */ |
| #define PROF_NTDATA_LOCKS 256 |
| |
| /* |
| * prof_tdata pointers close to NULL are used to encode state information that |
| * is used for cleaning up during thread shutdown. |
| */ |
| #define PROF_TDATA_STATE_REINCARNATED ((prof_tdata_t *)(uintptr_t)1) |
| #define PROF_TDATA_STATE_PURGATORY ((prof_tdata_t *)(uintptr_t)2) |
| #define PROF_TDATA_STATE_MAX PROF_TDATA_STATE_PURGATORY |
| |
| #endif /* JEMALLOC_INTERNAL_PROF_TYPES_H */ |
