108 lines
3.9 KiB
C
108 lines
3.9 KiB
C
#ifndef JEMALLOC_INTERNAL_PROF_EXTERNS_H
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#define JEMALLOC_INTERNAL_PROF_EXTERNS_H
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#include "jemalloc/internal/mutex.h"
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extern malloc_mutex_t bt2gctx_mtx;
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extern malloc_mutex_t tdatas_mtx;
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extern malloc_mutex_t prof_dump_mtx;
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extern bool opt_prof;
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extern bool opt_prof_active;
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extern bool opt_prof_thread_active_init;
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extern size_t opt_lg_prof_sample; /* Mean bytes between samples. */
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extern ssize_t opt_lg_prof_interval; /* lg(prof_interval). */
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extern bool opt_prof_gdump; /* High-water memory dumping. */
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extern bool opt_prof_final; /* Final profile dumping. */
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extern bool opt_prof_leak; /* Dump leak summary at exit. */
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extern bool opt_prof_accum; /* Report cumulative bytes. */
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extern bool opt_prof_log; /* Turn logging on at boot. */
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extern char opt_prof_prefix[
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/* Minimize memory bloat for non-prof builds. */
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#ifdef JEMALLOC_PROF
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PATH_MAX +
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#endif
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1];
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/* For recording recent allocations */
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extern ssize_t opt_prof_recent_alloc_max;
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extern malloc_mutex_t prof_recent_alloc_mtx;
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/* Whether to use thread name provided by the system or by mallctl. */
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extern bool opt_prof_sys_thread_name;
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/* Accessed via prof_active_[gs]et{_unlocked,}(). */
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extern bool prof_active;
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/* Accessed via prof_gdump_[gs]et{_unlocked,}(). */
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extern bool prof_gdump_val;
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/* Profile dump interval, measured in bytes allocated. */
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extern uint64_t prof_interval;
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/*
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* Initialized as opt_lg_prof_sample, and potentially modified during profiling
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* resets.
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*/
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extern size_t lg_prof_sample;
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extern bool prof_booted;
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/* Functions only accessed in prof_inlines.h */
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prof_tdata_t *prof_tdata_init(tsd_t *tsd);
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prof_tdata_t *prof_tdata_reinit(tsd_t *tsd, prof_tdata_t *tdata);
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void prof_alloc_rollback(tsd_t *tsd, prof_tctx_t *tctx);
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void prof_malloc_sample_object(tsd_t *tsd, const void *ptr, size_t size,
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size_t usize, prof_tctx_t *tctx);
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void prof_free_sampled_object(tsd_t *tsd, size_t usize, prof_info_t *prof_info);
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prof_tctx_t *prof_tctx_create(tsd_t *tsd);
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int prof_getpid(void);
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void prof_get_default_filename(tsdn_t *tsdn, char *filename, uint64_t ind);
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void prof_idump(tsdn_t *tsdn);
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bool prof_mdump(tsd_t *tsd, const char *filename);
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void prof_gdump(tsdn_t *tsdn);
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bool prof_dump_prefix_set(tsdn_t *tsdn, const char *prefix);
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void prof_reset(tsd_t *tsd, size_t lg_sample);
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void prof_tdata_cleanup(tsd_t *tsd);
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bool prof_active_get(tsdn_t *tsdn);
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bool prof_active_set(tsdn_t *tsdn, bool active);
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const char *prof_thread_name_get(tsd_t *tsd);
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int prof_thread_name_set(tsd_t *tsd, const char *thread_name);
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bool prof_thread_active_get(tsd_t *tsd);
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bool prof_thread_active_set(tsd_t *tsd, bool active);
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bool prof_thread_active_init_get(tsdn_t *tsdn);
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bool prof_thread_active_init_set(tsdn_t *tsdn, bool active_init);
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bool prof_gdump_get(tsdn_t *tsdn);
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bool prof_gdump_set(tsdn_t *tsdn, bool active);
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void prof_boot0(void);
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void prof_boot1(void);
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bool prof_boot2(tsd_t *tsd, base_t *base);
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void prof_prefork0(tsdn_t *tsdn);
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void prof_prefork1(tsdn_t *tsdn);
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void prof_postfork_parent(tsdn_t *tsdn);
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void prof_postfork_child(tsdn_t *tsdn);
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/* Only accessed by thread event. */
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uint64_t prof_sample_new_event_wait(tsd_t *tsd);
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uint64_t prof_sample_postponed_event_wait(tsd_t *tsd);
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void prof_sample_event_handler(tsd_t *tsd, uint64_t elapsed);
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/* Used by unit tests. */
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typedef int (prof_dump_open_file_t)(const char *, int);
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extern prof_dump_open_file_t *JET_MUTABLE prof_dump_open_file;
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typedef ssize_t (prof_dump_write_file_t)(int, const void *, size_t);
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extern prof_dump_write_file_t *JET_MUTABLE prof_dump_write_file;
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typedef int (prof_dump_open_maps_t)();
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extern prof_dump_open_maps_t *JET_MUTABLE prof_dump_open_maps;
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bool prof_log_start(tsdn_t *tsdn, const char *filename);
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bool prof_log_stop(tsdn_t *tsdn);
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ssize_t prof_recent_alloc_max_ctl_read();
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ssize_t prof_recent_alloc_max_ctl_write(tsd_t *tsd, ssize_t max);
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void prof_recent_alloc_dump(tsd_t *tsd, write_cb_t *write_cb, void *cbopaque);
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#endif /* JEMALLOC_INTERNAL_PROF_EXTERNS_H */
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