diff options
Diffstat (limited to 'deps/jemalloc/src/ctl.c')
| -rw-r--r-- | deps/jemalloc/src/ctl.c | 349 |
1 files changed, 181 insertions, 168 deletions
diff --git a/deps/jemalloc/src/ctl.c b/deps/jemalloc/src/ctl.c index 6e01b1e27..cc2c5aef5 100644 --- a/deps/jemalloc/src/ctl.c +++ b/deps/jemalloc/src/ctl.c @@ -546,43 +546,30 @@ ctl_arena_refresh(arena_t *arena, unsigned i) static bool ctl_grow(void) { - size_t astats_size; ctl_arena_stats_t *astats; arena_t **tarenas; - /* Extend arena stats and arenas arrays. */ - astats_size = (ctl_stats.narenas + 2) * sizeof(ctl_arena_stats_t); - if (ctl_stats.narenas == narenas_auto) { - /* ctl_stats.arenas and arenas came from base_alloc(). */ - astats = (ctl_arena_stats_t *)imalloc(astats_size); - if (astats == NULL) - return (true); - memcpy(astats, ctl_stats.arenas, (ctl_stats.narenas + 1) * - sizeof(ctl_arena_stats_t)); - - tarenas = (arena_t **)imalloc((ctl_stats.narenas + 1) * - sizeof(arena_t *)); - if (tarenas == NULL) { - idalloc(astats); - return (true); - } - memcpy(tarenas, arenas, ctl_stats.narenas * sizeof(arena_t *)); - } else { - astats = (ctl_arena_stats_t *)iralloc(ctl_stats.arenas, - astats_size, 0, 0, false, false); - if (astats == NULL) - return (true); - - tarenas = (arena_t **)iralloc(arenas, (ctl_stats.narenas + 1) * - sizeof(arena_t *), 0, 0, false, false); - if (tarenas == NULL) - return (true); + /* Allocate extended arena stats and arenas arrays. */ + astats = (ctl_arena_stats_t *)imalloc((ctl_stats.narenas + 2) * + sizeof(ctl_arena_stats_t)); + if (astats == NULL) + return (true); + tarenas = (arena_t **)imalloc((ctl_stats.narenas + 1) * + sizeof(arena_t *)); + if (tarenas == NULL) { + idalloc(astats); + return (true); } - /* Initialize the new astats and arenas elements. */ + + /* Initialize the new astats element. */ + memcpy(astats, ctl_stats.arenas, (ctl_stats.narenas + 1) * + sizeof(ctl_arena_stats_t)); memset(&astats[ctl_stats.narenas + 1], 0, sizeof(ctl_arena_stats_t)); - if (ctl_arena_init(&astats[ctl_stats.narenas + 1])) + if (ctl_arena_init(&astats[ctl_stats.narenas + 1])) { + idalloc(tarenas); + idalloc(astats); return (true); - tarenas[ctl_stats.narenas] = NULL; + } /* Swap merged stats to their new location. */ { ctl_arena_stats_t tstats; @@ -593,13 +580,34 @@ ctl_grow(void) memcpy(&astats[ctl_stats.narenas + 1], &tstats, sizeof(ctl_arena_stats_t)); } + /* Initialize the new arenas element. */ + tarenas[ctl_stats.narenas] = NULL; + { + arena_t **arenas_old = arenas; + /* + * Swap extended arenas array into place. Although ctl_mtx + * protects this function from other threads extending the + * array, it does not protect from other threads mutating it + * (i.e. initializing arenas and setting array elements to + * point to them). Therefore, array copying must happen under + * the protection of arenas_lock. + */ + malloc_mutex_lock(&arenas_lock); + arenas = tarenas; + memcpy(arenas, arenas_old, ctl_stats.narenas * + sizeof(arena_t *)); + narenas_total++; + arenas_extend(narenas_total - 1); + malloc_mutex_unlock(&arenas_lock); + /* + * Deallocate arenas_old only if it came from imalloc() (not + * base_alloc()). + */ + if (ctl_stats.narenas != narenas_auto) + idalloc(arenas_old); + } ctl_stats.arenas = astats; ctl_stats.narenas++; - malloc_mutex_lock(&arenas_lock); - arenas = tarenas; - narenas_total++; - arenas_extend(narenas_total - 1); - malloc_mutex_unlock(&arenas_lock); return (false); } @@ -921,7 +929,7 @@ void ctl_prefork(void) { - malloc_mutex_lock(&ctl_mtx); + malloc_mutex_prefork(&ctl_mtx); } void @@ -960,11 +968,11 @@ ctl_postfork_child(void) if (*oldlenp != sizeof(t)) { \ size_t copylen = (sizeof(t) <= *oldlenp) \ ? sizeof(t) : *oldlenp; \ - memcpy(oldp, (void *)&v, copylen); \ + memcpy(oldp, (void *)&(v), copylen); \ ret = EINVAL; \ goto label_return; \ } else \ - *(t *)oldp = v; \ + *(t *)oldp = (v); \ } \ } while (0) @@ -974,7 +982,7 @@ ctl_postfork_child(void) ret = EINVAL; \ goto label_return; \ } \ - v = *(t *)newp; \ + (v) = *(t *)newp; \ } \ } while (0) @@ -995,7 +1003,7 @@ n##_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp, \ if (l) \ malloc_mutex_lock(&ctl_mtx); \ READONLY(); \ - oldval = v; \ + oldval = (v); \ READ(oldval, t); \ \ ret = 0; \ @@ -1017,7 +1025,7 @@ n##_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp, \ return (ENOENT); \ malloc_mutex_lock(&ctl_mtx); \ READONLY(); \ - oldval = v; \ + oldval = (v); \ READ(oldval, t); \ \ ret = 0; \ @@ -1036,7 +1044,7 @@ n##_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp, \ \ malloc_mutex_lock(&ctl_mtx); \ READONLY(); \ - oldval = v; \ + oldval = (v); \ READ(oldval, t); \ \ ret = 0; \ @@ -1060,7 +1068,7 @@ n##_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp, \ if ((c) == false) \ return (ENOENT); \ READONLY(); \ - oldval = v; \ + oldval = (v); \ READ(oldval, t); \ \ ret = 0; \ @@ -1077,7 +1085,7 @@ n##_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp, \ t oldval; \ \ READONLY(); \ - oldval = v; \ + oldval = (v); \ READ(oldval, t); \ \ ret = 0; \ @@ -1102,6 +1110,8 @@ label_return: \ return (ret); \ } +/******************************************************************************/ + CTL_RO_NL_GEN(version, JEMALLOC_VERSION, const char *) static int @@ -1109,7 +1119,7 @@ epoch_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp, void *newp, size_t newlen) { int ret; - uint64_t newval; + UNUSED uint64_t newval; malloc_mutex_lock(&ctl_mtx); WRITE(newval, uint64_t); @@ -1123,49 +1133,52 @@ label_return: return (ret); } -static int -thread_tcache_enabled_ctl(const size_t *mib, size_t miblen, void *oldp, - size_t *oldlenp, void *newp, size_t newlen) -{ - int ret; - bool oldval; - - if (config_tcache == false) - return (ENOENT); - - oldval = tcache_enabled_get(); - if (newp != NULL) { - if (newlen != sizeof(bool)) { - ret = EINVAL; - goto label_return; - } - tcache_enabled_set(*(bool *)newp); - } - READ(oldval, bool); - - ret = 0; -label_return: - return (ret); -} - -static int -thread_tcache_flush_ctl(const size_t *mib, size_t miblen, void *oldp, - size_t *oldlenp, void *newp, size_t newlen) -{ - int ret; +/******************************************************************************/ - if (config_tcache == false) - return (ENOENT); +CTL_RO_BOOL_CONFIG_GEN(config_debug) +CTL_RO_BOOL_CONFIG_GEN(config_dss) +CTL_RO_BOOL_CONFIG_GEN(config_fill) +CTL_RO_BOOL_CONFIG_GEN(config_lazy_lock) +CTL_RO_BOOL_CONFIG_GEN(config_mremap) +CTL_RO_BOOL_CONFIG_GEN(config_munmap) +CTL_RO_BOOL_CONFIG_GEN(config_prof) +CTL_RO_BOOL_CONFIG_GEN(config_prof_libgcc) +CTL_RO_BOOL_CONFIG_GEN(config_prof_libunwind) +CTL_RO_BOOL_CONFIG_GEN(config_stats) +CTL_RO_BOOL_CONFIG_GEN(config_tcache) +CTL_RO_BOOL_CONFIG_GEN(config_tls) +CTL_RO_BOOL_CONFIG_GEN(config_utrace) +CTL_RO_BOOL_CONFIG_GEN(config_valgrind) +CTL_RO_BOOL_CONFIG_GEN(config_xmalloc) - READONLY(); - WRITEONLY(); +/******************************************************************************/ - tcache_flush(); +CTL_RO_NL_GEN(opt_abort, opt_abort, bool) +CTL_RO_NL_GEN(opt_dss, opt_dss, const char *) +CTL_RO_NL_GEN(opt_lg_chunk, opt_lg_chunk, size_t) +CTL_RO_NL_GEN(opt_narenas, opt_narenas, size_t) +CTL_RO_NL_GEN(opt_lg_dirty_mult, opt_lg_dirty_mult, ssize_t) +CTL_RO_NL_GEN(opt_stats_print, opt_stats_print, bool) +CTL_RO_NL_CGEN(config_fill, opt_junk, opt_junk, bool) +CTL_RO_NL_CGEN(config_fill, opt_quarantine, opt_quarantine, size_t) +CTL_RO_NL_CGEN(config_fill, opt_redzone, opt_redzone, bool) +CTL_RO_NL_CGEN(config_fill, opt_zero, opt_zero, bool) +CTL_RO_NL_CGEN(config_utrace, opt_utrace, opt_utrace, bool) +CTL_RO_NL_CGEN(config_valgrind, opt_valgrind, opt_valgrind, bool) +CTL_RO_NL_CGEN(config_xmalloc, opt_xmalloc, opt_xmalloc, bool) +CTL_RO_NL_CGEN(config_tcache, opt_tcache, opt_tcache, bool) +CTL_RO_NL_CGEN(config_tcache, opt_lg_tcache_max, opt_lg_tcache_max, ssize_t) +CTL_RO_NL_CGEN(config_prof, opt_prof, opt_prof, bool) +CTL_RO_NL_CGEN(config_prof, opt_prof_prefix, opt_prof_prefix, const char *) +CTL_RO_CGEN(config_prof, opt_prof_active, opt_prof_active, bool) /* Mutable. */ +CTL_RO_NL_CGEN(config_prof, opt_lg_prof_sample, opt_lg_prof_sample, size_t) +CTL_RO_NL_CGEN(config_prof, opt_prof_accum, opt_prof_accum, bool) +CTL_RO_NL_CGEN(config_prof, opt_lg_prof_interval, opt_lg_prof_interval, ssize_t) +CTL_RO_NL_CGEN(config_prof, opt_prof_gdump, opt_prof_gdump, bool) +CTL_RO_NL_CGEN(config_prof, opt_prof_final, opt_prof_final, bool) +CTL_RO_NL_CGEN(config_prof, opt_prof_leak, opt_prof_leak, bool) - ret = 0; -label_return: - return (ret); -} +/******************************************************************************/ static int thread_arena_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp, @@ -1227,50 +1240,49 @@ CTL_RO_NL_CGEN(config_stats, thread_deallocated, CTL_RO_NL_CGEN(config_stats, thread_deallocatedp, &thread_allocated_tsd_get()->deallocated, uint64_t *) -/******************************************************************************/ +static int +thread_tcache_enabled_ctl(const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + bool oldval; -CTL_RO_BOOL_CONFIG_GEN(config_debug) -CTL_RO_BOOL_CONFIG_GEN(config_dss) -CTL_RO_BOOL_CONFIG_GEN(config_fill) -CTL_RO_BOOL_CONFIG_GEN(config_lazy_lock) -CTL_RO_BOOL_CONFIG_GEN(config_mremap) -CTL_RO_BOOL_CONFIG_GEN(config_munmap) -CTL_RO_BOOL_CONFIG_GEN(config_prof) -CTL_RO_BOOL_CONFIG_GEN(config_prof_libgcc) -CTL_RO_BOOL_CONFIG_GEN(config_prof_libunwind) -CTL_RO_BOOL_CONFIG_GEN(config_stats) -CTL_RO_BOOL_CONFIG_GEN(config_tcache) -CTL_RO_BOOL_CONFIG_GEN(config_tls) -CTL_RO_BOOL_CONFIG_GEN(config_utrace) -CTL_RO_BOOL_CONFIG_GEN(config_valgrind) -CTL_RO_BOOL_CONFIG_GEN(config_xmalloc) + if (config_tcache == false) + return (ENOENT); -/******************************************************************************/ + oldval = tcache_enabled_get(); + if (newp != NULL) { + if (newlen != sizeof(bool)) { + ret = EINVAL; + goto label_return; + } + tcache_enabled_set(*(bool *)newp); + } + READ(oldval, bool); -CTL_RO_NL_GEN(opt_abort, opt_abort, bool) -CTL_RO_NL_GEN(opt_dss, opt_dss, const char *) -CTL_RO_NL_GEN(opt_lg_chunk, opt_lg_chunk, size_t) -CTL_RO_NL_GEN(opt_narenas, opt_narenas, size_t) -CTL_RO_NL_GEN(opt_lg_dirty_mult, opt_lg_dirty_mult, ssize_t) -CTL_RO_NL_GEN(opt_stats_print, opt_stats_print, bool) -CTL_RO_NL_CGEN(config_fill, opt_junk, opt_junk, bool) -CTL_RO_NL_CGEN(config_fill, opt_zero, opt_zero, bool) -CTL_RO_NL_CGEN(config_fill, opt_quarantine, opt_quarantine, size_t) -CTL_RO_NL_CGEN(config_fill, opt_redzone, opt_redzone, bool) -CTL_RO_NL_CGEN(config_utrace, opt_utrace, opt_utrace, bool) -CTL_RO_NL_CGEN(config_valgrind, opt_valgrind, opt_valgrind, bool) -CTL_RO_NL_CGEN(config_xmalloc, opt_xmalloc, opt_xmalloc, bool) -CTL_RO_NL_CGEN(config_tcache, opt_tcache, opt_tcache, bool) -CTL_RO_NL_CGEN(config_tcache, opt_lg_tcache_max, opt_lg_tcache_max, ssize_t) -CTL_RO_NL_CGEN(config_prof, opt_prof, opt_prof, bool) -CTL_RO_NL_CGEN(config_prof, opt_prof_prefix, opt_prof_prefix, const char *) -CTL_RO_CGEN(config_prof, opt_prof_active, opt_prof_active, bool) /* Mutable. */ -CTL_RO_NL_CGEN(config_prof, opt_lg_prof_sample, opt_lg_prof_sample, size_t) -CTL_RO_NL_CGEN(config_prof, opt_lg_prof_interval, opt_lg_prof_interval, ssize_t) -CTL_RO_NL_CGEN(config_prof, opt_prof_gdump, opt_prof_gdump, bool) -CTL_RO_NL_CGEN(config_prof, opt_prof_final, opt_prof_final, bool) -CTL_RO_NL_CGEN(config_prof, opt_prof_leak, opt_prof_leak, bool) -CTL_RO_NL_CGEN(config_prof, opt_prof_accum, opt_prof_accum, bool) + ret = 0; +label_return: + return (ret); +} + +static int +thread_tcache_flush_ctl(const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + + if (config_tcache == false) + return (ENOENT); + + READONLY(); + WRITEONLY(); + + tcache_flush(); + + ret = 0; +label_return: + return (ret); +} /******************************************************************************/ @@ -1382,31 +1394,8 @@ label_return: return (ret); } - /******************************************************************************/ -CTL_RO_NL_GEN(arenas_bin_i_size, arena_bin_info[mib[2]].reg_size, size_t) -CTL_RO_NL_GEN(arenas_bin_i_nregs, arena_bin_info[mib[2]].nregs, uint32_t) -CTL_RO_NL_GEN(arenas_bin_i_run_size, arena_bin_info[mib[2]].run_size, size_t) -static const ctl_named_node_t * -arenas_bin_i_index(const size_t *mib, size_t miblen, size_t i) -{ - - if (i > NBINS) - return (NULL); - return (super_arenas_bin_i_node); -} - -CTL_RO_NL_GEN(arenas_lrun_i_size, ((mib[2]+1) << LG_PAGE), size_t) -static const ctl_named_node_t * -arenas_lrun_i_index(const size_t *mib, size_t miblen, size_t i) -{ - - if (i > nlclasses) - return (NULL); - return (super_arenas_lrun_i_node); -} - static int arenas_narenas_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp, void *newp, size_t newlen) @@ -1460,7 +1449,28 @@ CTL_RO_NL_GEN(arenas_page, PAGE, size_t) CTL_RO_NL_CGEN(config_tcache, arenas_tcache_max, tcache_maxclass, size_t) CTL_RO_NL_GEN(arenas_nbins, NBINS, unsigned) CTL_RO_NL_CGEN(config_tcache, arenas_nhbins, nhbins, unsigned) +CTL_RO_NL_GEN(arenas_bin_i_size, arena_bin_info[mib[2]].reg_size, size_t) +CTL_RO_NL_GEN(arenas_bin_i_nregs, arena_bin_info[mib[2]].nregs, uint32_t) +CTL_RO_NL_GEN(arenas_bin_i_run_size, arena_bin_info[mib[2]].run_size, size_t) +static const ctl_named_node_t * +arenas_bin_i_index(const size_t *mib, size_t miblen, size_t i) +{ + + if (i > NBINS) + return (NULL); + return (super_arenas_bin_i_node); +} + CTL_RO_NL_GEN(arenas_nlruns, nlclasses, size_t) +CTL_RO_NL_GEN(arenas_lrun_i_size, ((mib[2]+1) << LG_PAGE), size_t) +static const ctl_named_node_t * +arenas_lrun_i_index(const size_t *mib, size_t miblen, size_t i) +{ + + if (i > nlclasses) + return (NULL); + return (super_arenas_lrun_i_node); +} static int arenas_purge_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp, @@ -1492,6 +1502,7 @@ arenas_extend_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp, void *newp, size_t newlen) { int ret; + unsigned narenas; malloc_mutex_lock(&ctl_mtx); READONLY(); @@ -1499,7 +1510,8 @@ arenas_extend_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp, ret = EAGAIN; goto label_return; } - READ(ctl_stats.narenas - 1, unsigned); + narenas = ctl_stats.narenas - 1; + READ(narenas, unsigned); ret = 0; label_return: @@ -1565,6 +1577,11 @@ CTL_RO_NL_CGEN(config_prof, prof_interval, prof_interval, uint64_t) /******************************************************************************/ +CTL_RO_CGEN(config_stats, stats_cactive, &stats_cactive, size_t *) +CTL_RO_CGEN(config_stats, stats_allocated, ctl_stats.allocated, size_t) +CTL_RO_CGEN(config_stats, stats_active, ctl_stats.active, size_t) +CTL_RO_CGEN(config_stats, stats_mapped, ctl_stats.mapped, size_t) + CTL_RO_CGEN(config_stats, stats_chunks_current, ctl_stats.chunks.current, size_t) CTL_RO_CGEN(config_stats, stats_chunks_total, ctl_stats.chunks.total, uint64_t) @@ -1572,6 +1589,20 @@ CTL_RO_CGEN(config_stats, stats_chunks_high, ctl_stats.chunks.high, size_t) CTL_RO_CGEN(config_stats, stats_huge_allocated, huge_allocated, size_t) CTL_RO_CGEN(config_stats, stats_huge_nmalloc, huge_nmalloc, uint64_t) CTL_RO_CGEN(config_stats, stats_huge_ndalloc, huge_ndalloc, uint64_t) + +CTL_RO_GEN(stats_arenas_i_dss, ctl_stats.arenas[mib[2]].dss, const char *) +CTL_RO_GEN(stats_arenas_i_nthreads, ctl_stats.arenas[mib[2]].nthreads, unsigned) +CTL_RO_GEN(stats_arenas_i_pactive, ctl_stats.arenas[mib[2]].pactive, size_t) +CTL_RO_GEN(stats_arenas_i_pdirty, ctl_stats.arenas[mib[2]].pdirty, size_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_mapped, + ctl_stats.arenas[mib[2]].astats.mapped, size_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_npurge, + ctl_stats.arenas[mib[2]].astats.npurge, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_nmadvise, + ctl_stats.arenas[mib[2]].astats.nmadvise, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_purged, + ctl_stats.arenas[mib[2]].astats.purged, uint64_t) + CTL_RO_CGEN(config_stats, stats_arenas_i_small_allocated, ctl_stats.arenas[mib[2]].allocated_small, size_t) CTL_RO_CGEN(config_stats, stats_arenas_i_small_nmalloc, @@ -1635,19 +1666,6 @@ stats_arenas_i_lruns_j_index(const size_t *mib, size_t miblen, size_t j) return (super_stats_arenas_i_lruns_j_node); } -CTL_RO_GEN(stats_arenas_i_nthreads, ctl_stats.arenas[mib[2]].nthreads, unsigned) -CTL_RO_GEN(stats_arenas_i_dss, ctl_stats.arenas[mib[2]].dss, const char *) -CTL_RO_GEN(stats_arenas_i_pactive, ctl_stats.arenas[mib[2]].pactive, size_t) -CTL_RO_GEN(stats_arenas_i_pdirty, ctl_stats.arenas[mib[2]].pdirty, size_t) -CTL_RO_CGEN(config_stats, stats_arenas_i_mapped, - ctl_stats.arenas[mib[2]].astats.mapped, size_t) -CTL_RO_CGEN(config_stats, stats_arenas_i_npurge, - ctl_stats.arenas[mib[2]].astats.npurge, uint64_t) -CTL_RO_CGEN(config_stats, stats_arenas_i_nmadvise, - ctl_stats.arenas[mib[2]].astats.nmadvise, uint64_t) -CTL_RO_CGEN(config_stats, stats_arenas_i_purged, - ctl_stats.arenas[mib[2]].astats.purged, uint64_t) - static const ctl_named_node_t * stats_arenas_i_index(const size_t *mib, size_t miblen, size_t i) { @@ -1664,8 +1682,3 @@ label_return: malloc_mutex_unlock(&ctl_mtx); return (ret); } - -CTL_RO_CGEN(config_stats, stats_cactive, &stats_cactive, size_t *) -CTL_RO_CGEN(config_stats, stats_allocated, ctl_stats.allocated, size_t) -CTL_RO_CGEN(config_stats, stats_active, ctl_stats.active, size_t) -CTL_RO_CGEN(config_stats, stats_mapped, ctl_stats.mapped, size_t) |