diff options
Diffstat (limited to 'memory/jemalloc/src/src/ctl.c')
| -rw-r--r-- | memory/jemalloc/src/src/ctl.c | 2254 |
1 files changed, 2254 insertions, 0 deletions
diff --git a/memory/jemalloc/src/src/ctl.c b/memory/jemalloc/src/src/ctl.c new file mode 100644 index 000000000..bc78b2055 --- /dev/null +++ b/memory/jemalloc/src/src/ctl.c @@ -0,0 +1,2254 @@ +#define JEMALLOC_CTL_C_ +#include "jemalloc/internal/jemalloc_internal.h" + +/******************************************************************************/ +/* Data. */ + +/* + * ctl_mtx protects the following: + * - ctl_stats.* + */ +static malloc_mutex_t ctl_mtx; +static bool ctl_initialized; +static uint64_t ctl_epoch; +static ctl_stats_t ctl_stats; + +/******************************************************************************/ +/* Helpers for named and indexed nodes. */ + +JEMALLOC_INLINE_C const ctl_named_node_t * +ctl_named_node(const ctl_node_t *node) +{ + + return ((node->named) ? (const ctl_named_node_t *)node : NULL); +} + +JEMALLOC_INLINE_C const ctl_named_node_t * +ctl_named_children(const ctl_named_node_t *node, size_t index) +{ + const ctl_named_node_t *children = ctl_named_node(node->children); + + return (children ? &children[index] : NULL); +} + +JEMALLOC_INLINE_C const ctl_indexed_node_t * +ctl_indexed_node(const ctl_node_t *node) +{ + + return (!node->named ? (const ctl_indexed_node_t *)node : NULL); +} + +/******************************************************************************/ +/* Function prototypes for non-inline static functions. */ + +#define CTL_PROTO(n) \ +static int n##_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, \ + void *oldp, size_t *oldlenp, void *newp, size_t newlen); + +#define INDEX_PROTO(n) \ +static const ctl_named_node_t *n##_index(tsdn_t *tsdn, \ + const size_t *mib, size_t miblen, size_t i); + +static bool ctl_arena_init(ctl_arena_stats_t *astats); +static void ctl_arena_clear(ctl_arena_stats_t *astats); +static void ctl_arena_stats_amerge(tsdn_t *tsdn, ctl_arena_stats_t *cstats, + arena_t *arena); +static void ctl_arena_stats_smerge(ctl_arena_stats_t *sstats, + ctl_arena_stats_t *astats); +static void ctl_arena_refresh(tsdn_t *tsdn, arena_t *arena, unsigned i); +static bool ctl_grow(tsdn_t *tsdn); +static void ctl_refresh(tsdn_t *tsdn); +static bool ctl_init(tsdn_t *tsdn); +static int ctl_lookup(tsdn_t *tsdn, const char *name, + ctl_node_t const **nodesp, size_t *mibp, size_t *depthp); + +CTL_PROTO(version) +CTL_PROTO(epoch) +CTL_PROTO(thread_tcache_enabled) +CTL_PROTO(thread_tcache_flush) +CTL_PROTO(thread_prof_name) +CTL_PROTO(thread_prof_active) +CTL_PROTO(thread_arena) +CTL_PROTO(thread_allocated) +CTL_PROTO(thread_allocatedp) +CTL_PROTO(thread_deallocated) +CTL_PROTO(thread_deallocatedp) +CTL_PROTO(config_cache_oblivious) +CTL_PROTO(config_debug) +CTL_PROTO(config_fill) +CTL_PROTO(config_lazy_lock) +CTL_PROTO(config_malloc_conf) +CTL_PROTO(config_munmap) +CTL_PROTO(config_prof) +CTL_PROTO(config_prof_libgcc) +CTL_PROTO(config_prof_libunwind) +CTL_PROTO(config_stats) +CTL_PROTO(config_tcache) +CTL_PROTO(config_tls) +CTL_PROTO(config_utrace) +CTL_PROTO(config_valgrind) +CTL_PROTO(config_xmalloc) +CTL_PROTO(opt_abort) +CTL_PROTO(opt_dss) +CTL_PROTO(opt_lg_chunk) +CTL_PROTO(opt_narenas) +CTL_PROTO(opt_purge) +CTL_PROTO(opt_lg_dirty_mult) +CTL_PROTO(opt_decay_time) +CTL_PROTO(opt_stats_print) +CTL_PROTO(opt_junk) +CTL_PROTO(opt_zero) +CTL_PROTO(opt_quarantine) +CTL_PROTO(opt_redzone) +CTL_PROTO(opt_utrace) +CTL_PROTO(opt_xmalloc) +CTL_PROTO(opt_tcache) +CTL_PROTO(opt_lg_tcache_max) +CTL_PROTO(opt_prof) +CTL_PROTO(opt_prof_prefix) +CTL_PROTO(opt_prof_active) +CTL_PROTO(opt_prof_thread_active_init) +CTL_PROTO(opt_lg_prof_sample) +CTL_PROTO(opt_lg_prof_interval) +CTL_PROTO(opt_prof_gdump) +CTL_PROTO(opt_prof_final) +CTL_PROTO(opt_prof_leak) +CTL_PROTO(opt_prof_accum) +CTL_PROTO(tcache_create) +CTL_PROTO(tcache_flush) +CTL_PROTO(tcache_destroy) +static void arena_i_purge(tsdn_t *tsdn, unsigned arena_ind, bool all); +CTL_PROTO(arena_i_purge) +CTL_PROTO(arena_i_decay) +CTL_PROTO(arena_i_reset) +CTL_PROTO(arena_i_dss) +CTL_PROTO(arena_i_lg_dirty_mult) +CTL_PROTO(arena_i_decay_time) +CTL_PROTO(arena_i_chunk_hooks) +INDEX_PROTO(arena_i) +CTL_PROTO(arenas_bin_i_size) +CTL_PROTO(arenas_bin_i_nregs) +CTL_PROTO(arenas_bin_i_run_size) +INDEX_PROTO(arenas_bin_i) +CTL_PROTO(arenas_lrun_i_size) +INDEX_PROTO(arenas_lrun_i) +CTL_PROTO(arenas_hchunk_i_size) +INDEX_PROTO(arenas_hchunk_i) +CTL_PROTO(arenas_narenas) +CTL_PROTO(arenas_initialized) +CTL_PROTO(arenas_lg_dirty_mult) +CTL_PROTO(arenas_decay_time) +CTL_PROTO(arenas_quantum) +CTL_PROTO(arenas_page) +CTL_PROTO(arenas_tcache_max) +CTL_PROTO(arenas_nbins) +CTL_PROTO(arenas_nhbins) +CTL_PROTO(arenas_nlruns) +CTL_PROTO(arenas_nhchunks) +CTL_PROTO(arenas_extend) +CTL_PROTO(prof_thread_active_init) +CTL_PROTO(prof_active) +CTL_PROTO(prof_dump) +CTL_PROTO(prof_gdump) +CTL_PROTO(prof_reset) +CTL_PROTO(prof_interval) +CTL_PROTO(lg_prof_sample) +CTL_PROTO(stats_arenas_i_small_allocated) +CTL_PROTO(stats_arenas_i_small_nmalloc) +CTL_PROTO(stats_arenas_i_small_ndalloc) +CTL_PROTO(stats_arenas_i_small_nrequests) +CTL_PROTO(stats_arenas_i_large_allocated) +CTL_PROTO(stats_arenas_i_large_nmalloc) +CTL_PROTO(stats_arenas_i_large_ndalloc) +CTL_PROTO(stats_arenas_i_large_nrequests) +CTL_PROTO(stats_arenas_i_huge_allocated) +CTL_PROTO(stats_arenas_i_huge_nmalloc) +CTL_PROTO(stats_arenas_i_huge_ndalloc) +CTL_PROTO(stats_arenas_i_huge_nrequests) +CTL_PROTO(stats_arenas_i_bins_j_nmalloc) +CTL_PROTO(stats_arenas_i_bins_j_ndalloc) +CTL_PROTO(stats_arenas_i_bins_j_nrequests) +CTL_PROTO(stats_arenas_i_bins_j_curregs) +CTL_PROTO(stats_arenas_i_bins_j_nfills) +CTL_PROTO(stats_arenas_i_bins_j_nflushes) +CTL_PROTO(stats_arenas_i_bins_j_nruns) +CTL_PROTO(stats_arenas_i_bins_j_nreruns) +CTL_PROTO(stats_arenas_i_bins_j_curruns) +INDEX_PROTO(stats_arenas_i_bins_j) +CTL_PROTO(stats_arenas_i_lruns_j_nmalloc) +CTL_PROTO(stats_arenas_i_lruns_j_ndalloc) +CTL_PROTO(stats_arenas_i_lruns_j_nrequests) +CTL_PROTO(stats_arenas_i_lruns_j_curruns) +INDEX_PROTO(stats_arenas_i_lruns_j) +CTL_PROTO(stats_arenas_i_hchunks_j_nmalloc) +CTL_PROTO(stats_arenas_i_hchunks_j_ndalloc) +CTL_PROTO(stats_arenas_i_hchunks_j_nrequests) +CTL_PROTO(stats_arenas_i_hchunks_j_curhchunks) +INDEX_PROTO(stats_arenas_i_hchunks_j) +CTL_PROTO(stats_arenas_i_nthreads) +CTL_PROTO(stats_arenas_i_dss) +CTL_PROTO(stats_arenas_i_lg_dirty_mult) +CTL_PROTO(stats_arenas_i_decay_time) +CTL_PROTO(stats_arenas_i_pactive) +CTL_PROTO(stats_arenas_i_pdirty) +CTL_PROTO(stats_arenas_i_mapped) +CTL_PROTO(stats_arenas_i_retained) +CTL_PROTO(stats_arenas_i_npurge) +CTL_PROTO(stats_arenas_i_nmadvise) +CTL_PROTO(stats_arenas_i_purged) +CTL_PROTO(stats_arenas_i_metadata_mapped) +CTL_PROTO(stats_arenas_i_metadata_allocated) +INDEX_PROTO(stats_arenas_i) +CTL_PROTO(stats_cactive) +CTL_PROTO(stats_allocated) +CTL_PROTO(stats_active) +CTL_PROTO(stats_metadata) +CTL_PROTO(stats_resident) +CTL_PROTO(stats_mapped) +CTL_PROTO(stats_retained) + +/******************************************************************************/ +/* mallctl tree. */ + +/* Maximum tree depth. */ +#define CTL_MAX_DEPTH 6 + +#define NAME(n) {true}, n +#define CHILD(t, c) \ + sizeof(c##_node) / sizeof(ctl_##t##_node_t), \ + (ctl_node_t *)c##_node, \ + NULL +#define CTL(c) 0, NULL, c##_ctl + +/* + * Only handles internal indexed nodes, since there are currently no external + * ones. + */ +#define INDEX(i) {false}, i##_index + +static const ctl_named_node_t thread_tcache_node[] = { + {NAME("enabled"), CTL(thread_tcache_enabled)}, + {NAME("flush"), CTL(thread_tcache_flush)} +}; + +static const ctl_named_node_t thread_prof_node[] = { + {NAME("name"), CTL(thread_prof_name)}, + {NAME("active"), CTL(thread_prof_active)} +}; + +static const ctl_named_node_t thread_node[] = { + {NAME("arena"), CTL(thread_arena)}, + {NAME("allocated"), CTL(thread_allocated)}, + {NAME("allocatedp"), CTL(thread_allocatedp)}, + {NAME("deallocated"), CTL(thread_deallocated)}, + {NAME("deallocatedp"), CTL(thread_deallocatedp)}, + {NAME("tcache"), CHILD(named, thread_tcache)}, + {NAME("prof"), CHILD(named, thread_prof)} +}; + +static const ctl_named_node_t config_node[] = { + {NAME("cache_oblivious"), CTL(config_cache_oblivious)}, + {NAME("debug"), CTL(config_debug)}, + {NAME("fill"), CTL(config_fill)}, + {NAME("lazy_lock"), CTL(config_lazy_lock)}, + {NAME("malloc_conf"), CTL(config_malloc_conf)}, + {NAME("munmap"), CTL(config_munmap)}, + {NAME("prof"), CTL(config_prof)}, + {NAME("prof_libgcc"), CTL(config_prof_libgcc)}, + {NAME("prof_libunwind"), CTL(config_prof_libunwind)}, + {NAME("stats"), CTL(config_stats)}, + {NAME("tcache"), CTL(config_tcache)}, + {NAME("tls"), CTL(config_tls)}, + {NAME("utrace"), CTL(config_utrace)}, + {NAME("valgrind"), CTL(config_valgrind)}, + {NAME("xmalloc"), CTL(config_xmalloc)} +}; + +static const ctl_named_node_t opt_node[] = { + {NAME("abort"), CTL(opt_abort)}, + {NAME("dss"), CTL(opt_dss)}, + {NAME("lg_chunk"), CTL(opt_lg_chunk)}, + {NAME("narenas"), CTL(opt_narenas)}, + {NAME("purge"), CTL(opt_purge)}, + {NAME("lg_dirty_mult"), CTL(opt_lg_dirty_mult)}, + {NAME("decay_time"), CTL(opt_decay_time)}, + {NAME("stats_print"), CTL(opt_stats_print)}, + {NAME("junk"), CTL(opt_junk)}, + {NAME("zero"), CTL(opt_zero)}, + {NAME("quarantine"), CTL(opt_quarantine)}, + {NAME("redzone"), CTL(opt_redzone)}, + {NAME("utrace"), CTL(opt_utrace)}, + {NAME("xmalloc"), CTL(opt_xmalloc)}, + {NAME("tcache"), CTL(opt_tcache)}, + {NAME("lg_tcache_max"), CTL(opt_lg_tcache_max)}, + {NAME("prof"), CTL(opt_prof)}, + {NAME("prof_prefix"), CTL(opt_prof_prefix)}, + {NAME("prof_active"), CTL(opt_prof_active)}, + {NAME("prof_thread_active_init"), CTL(opt_prof_thread_active_init)}, + {NAME("lg_prof_sample"), CTL(opt_lg_prof_sample)}, + {NAME("lg_prof_interval"), CTL(opt_lg_prof_interval)}, + {NAME("prof_gdump"), CTL(opt_prof_gdump)}, + {NAME("prof_final"), CTL(opt_prof_final)}, + {NAME("prof_leak"), CTL(opt_prof_leak)}, + {NAME("prof_accum"), CTL(opt_prof_accum)} +}; + +static const ctl_named_node_t tcache_node[] = { + {NAME("create"), CTL(tcache_create)}, + {NAME("flush"), CTL(tcache_flush)}, + {NAME("destroy"), CTL(tcache_destroy)} +}; + +static const ctl_named_node_t arena_i_node[] = { + {NAME("purge"), CTL(arena_i_purge)}, + {NAME("decay"), CTL(arena_i_decay)}, + {NAME("reset"), CTL(arena_i_reset)}, + {NAME("dss"), CTL(arena_i_dss)}, + {NAME("lg_dirty_mult"), CTL(arena_i_lg_dirty_mult)}, + {NAME("decay_time"), CTL(arena_i_decay_time)}, + {NAME("chunk_hooks"), CTL(arena_i_chunk_hooks)} +}; +static const ctl_named_node_t super_arena_i_node[] = { + {NAME(""), CHILD(named, arena_i)} +}; + +static const ctl_indexed_node_t arena_node[] = { + {INDEX(arena_i)} +}; + +static const ctl_named_node_t arenas_bin_i_node[] = { + {NAME("size"), CTL(arenas_bin_i_size)}, + {NAME("nregs"), CTL(arenas_bin_i_nregs)}, + {NAME("run_size"), CTL(arenas_bin_i_run_size)} +}; +static const ctl_named_node_t super_arenas_bin_i_node[] = { + {NAME(""), CHILD(named, arenas_bin_i)} +}; + +static const ctl_indexed_node_t arenas_bin_node[] = { + {INDEX(arenas_bin_i)} +}; + +static const ctl_named_node_t arenas_lrun_i_node[] = { + {NAME("size"), CTL(arenas_lrun_i_size)} +}; +static const ctl_named_node_t super_arenas_lrun_i_node[] = { + {NAME(""), CHILD(named, arenas_lrun_i)} +}; + +static const ctl_indexed_node_t arenas_lrun_node[] = { + {INDEX(arenas_lrun_i)} +}; + +static const ctl_named_node_t arenas_hchunk_i_node[] = { + {NAME("size"), CTL(arenas_hchunk_i_size)} +}; +static const ctl_named_node_t super_arenas_hchunk_i_node[] = { + {NAME(""), CHILD(named, arenas_hchunk_i)} +}; + +static const ctl_indexed_node_t arenas_hchunk_node[] = { + {INDEX(arenas_hchunk_i)} +}; + +static const ctl_named_node_t arenas_node[] = { + {NAME("narenas"), CTL(arenas_narenas)}, + {NAME("initialized"), CTL(arenas_initialized)}, + {NAME("lg_dirty_mult"), CTL(arenas_lg_dirty_mult)}, + {NAME("decay_time"), CTL(arenas_decay_time)}, + {NAME("quantum"), CTL(arenas_quantum)}, + {NAME("page"), CTL(arenas_page)}, + {NAME("tcache_max"), CTL(arenas_tcache_max)}, + {NAME("nbins"), CTL(arenas_nbins)}, + {NAME("nhbins"), CTL(arenas_nhbins)}, + {NAME("bin"), CHILD(indexed, arenas_bin)}, + {NAME("nlruns"), CTL(arenas_nlruns)}, + {NAME("lrun"), CHILD(indexed, arenas_lrun)}, + {NAME("nhchunks"), CTL(arenas_nhchunks)}, + {NAME("hchunk"), CHILD(indexed, arenas_hchunk)}, + {NAME("extend"), CTL(arenas_extend)} +}; + +static const ctl_named_node_t prof_node[] = { + {NAME("thread_active_init"), CTL(prof_thread_active_init)}, + {NAME("active"), CTL(prof_active)}, + {NAME("dump"), CTL(prof_dump)}, + {NAME("gdump"), CTL(prof_gdump)}, + {NAME("reset"), CTL(prof_reset)}, + {NAME("interval"), CTL(prof_interval)}, + {NAME("lg_sample"), CTL(lg_prof_sample)} +}; + +static const ctl_named_node_t stats_arenas_i_metadata_node[] = { + {NAME("mapped"), CTL(stats_arenas_i_metadata_mapped)}, + {NAME("allocated"), CTL(stats_arenas_i_metadata_allocated)} +}; + +static const ctl_named_node_t stats_arenas_i_small_node[] = { + {NAME("allocated"), CTL(stats_arenas_i_small_allocated)}, + {NAME("nmalloc"), CTL(stats_arenas_i_small_nmalloc)}, + {NAME("ndalloc"), CTL(stats_arenas_i_small_ndalloc)}, + {NAME("nrequests"), CTL(stats_arenas_i_small_nrequests)} +}; + +static const ctl_named_node_t stats_arenas_i_large_node[] = { + {NAME("allocated"), CTL(stats_arenas_i_large_allocated)}, + {NAME("nmalloc"), CTL(stats_arenas_i_large_nmalloc)}, + {NAME("ndalloc"), CTL(stats_arenas_i_large_ndalloc)}, + {NAME("nrequests"), CTL(stats_arenas_i_large_nrequests)} +}; + +static const ctl_named_node_t stats_arenas_i_huge_node[] = { + {NAME("allocated"), CTL(stats_arenas_i_huge_allocated)}, + {NAME("nmalloc"), CTL(stats_arenas_i_huge_nmalloc)}, + {NAME("ndalloc"), CTL(stats_arenas_i_huge_ndalloc)}, + {NAME("nrequests"), CTL(stats_arenas_i_huge_nrequests)} +}; + +static const ctl_named_node_t stats_arenas_i_bins_j_node[] = { + {NAME("nmalloc"), CTL(stats_arenas_i_bins_j_nmalloc)}, + {NAME("ndalloc"), CTL(stats_arenas_i_bins_j_ndalloc)}, + {NAME("nrequests"), CTL(stats_arenas_i_bins_j_nrequests)}, + {NAME("curregs"), CTL(stats_arenas_i_bins_j_curregs)}, + {NAME("nfills"), CTL(stats_arenas_i_bins_j_nfills)}, + {NAME("nflushes"), CTL(stats_arenas_i_bins_j_nflushes)}, + {NAME("nruns"), CTL(stats_arenas_i_bins_j_nruns)}, + {NAME("nreruns"), CTL(stats_arenas_i_bins_j_nreruns)}, + {NAME("curruns"), CTL(stats_arenas_i_bins_j_curruns)} +}; +static const ctl_named_node_t super_stats_arenas_i_bins_j_node[] = { + {NAME(""), CHILD(named, stats_arenas_i_bins_j)} +}; + +static const ctl_indexed_node_t stats_arenas_i_bins_node[] = { + {INDEX(stats_arenas_i_bins_j)} +}; + +static const ctl_named_node_t stats_arenas_i_lruns_j_node[] = { + {NAME("nmalloc"), CTL(stats_arenas_i_lruns_j_nmalloc)}, + {NAME("ndalloc"), CTL(stats_arenas_i_lruns_j_ndalloc)}, + {NAME("nrequests"), CTL(stats_arenas_i_lruns_j_nrequests)}, + {NAME("curruns"), CTL(stats_arenas_i_lruns_j_curruns)} +}; +static const ctl_named_node_t super_stats_arenas_i_lruns_j_node[] = { + {NAME(""), CHILD(named, stats_arenas_i_lruns_j)} +}; + +static const ctl_indexed_node_t stats_arenas_i_lruns_node[] = { + {INDEX(stats_arenas_i_lruns_j)} +}; + +static const ctl_named_node_t stats_arenas_i_hchunks_j_node[] = { + {NAME("nmalloc"), CTL(stats_arenas_i_hchunks_j_nmalloc)}, + {NAME("ndalloc"), CTL(stats_arenas_i_hchunks_j_ndalloc)}, + {NAME("nrequests"), CTL(stats_arenas_i_hchunks_j_nrequests)}, + {NAME("curhchunks"), CTL(stats_arenas_i_hchunks_j_curhchunks)} +}; +static const ctl_named_node_t super_stats_arenas_i_hchunks_j_node[] = { + {NAME(""), CHILD(named, stats_arenas_i_hchunks_j)} +}; + +static const ctl_indexed_node_t stats_arenas_i_hchunks_node[] = { + {INDEX(stats_arenas_i_hchunks_j)} +}; + +static const ctl_named_node_t stats_arenas_i_node[] = { + {NAME("nthreads"), CTL(stats_arenas_i_nthreads)}, + {NAME("dss"), CTL(stats_arenas_i_dss)}, + {NAME("lg_dirty_mult"), CTL(stats_arenas_i_lg_dirty_mult)}, + {NAME("decay_time"), CTL(stats_arenas_i_decay_time)}, + {NAME("pactive"), CTL(stats_arenas_i_pactive)}, + {NAME("pdirty"), CTL(stats_arenas_i_pdirty)}, + {NAME("mapped"), CTL(stats_arenas_i_mapped)}, + {NAME("retained"), CTL(stats_arenas_i_retained)}, + {NAME("npurge"), CTL(stats_arenas_i_npurge)}, + {NAME("nmadvise"), CTL(stats_arenas_i_nmadvise)}, + {NAME("purged"), CTL(stats_arenas_i_purged)}, + {NAME("metadata"), CHILD(named, stats_arenas_i_metadata)}, + {NAME("small"), CHILD(named, stats_arenas_i_small)}, + {NAME("large"), CHILD(named, stats_arenas_i_large)}, + {NAME("huge"), CHILD(named, stats_arenas_i_huge)}, + {NAME("bins"), CHILD(indexed, stats_arenas_i_bins)}, + {NAME("lruns"), CHILD(indexed, stats_arenas_i_lruns)}, + {NAME("hchunks"), CHILD(indexed, stats_arenas_i_hchunks)} +}; +static const ctl_named_node_t super_stats_arenas_i_node[] = { + {NAME(""), CHILD(named, stats_arenas_i)} +}; + +static const ctl_indexed_node_t stats_arenas_node[] = { + {INDEX(stats_arenas_i)} +}; + +static const ctl_named_node_t stats_node[] = { + {NAME("cactive"), CTL(stats_cactive)}, + {NAME("allocated"), CTL(stats_allocated)}, + {NAME("active"), CTL(stats_active)}, + {NAME("metadata"), CTL(stats_metadata)}, + {NAME("resident"), CTL(stats_resident)}, + {NAME("mapped"), CTL(stats_mapped)}, + {NAME("retained"), CTL(stats_retained)}, + {NAME("arenas"), CHILD(indexed, stats_arenas)} +}; + +static const ctl_named_node_t root_node[] = { + {NAME("version"), CTL(version)}, + {NAME("epoch"), CTL(epoch)}, + {NAME("thread"), CHILD(named, thread)}, + {NAME("config"), CHILD(named, config)}, + {NAME("opt"), CHILD(named, opt)}, + {NAME("tcache"), CHILD(named, tcache)}, + {NAME("arena"), CHILD(indexed, arena)}, + {NAME("arenas"), CHILD(named, arenas)}, + {NAME("prof"), CHILD(named, prof)}, + {NAME("stats"), CHILD(named, stats)} +}; +static const ctl_named_node_t super_root_node[] = { + {NAME(""), CHILD(named, root)} +}; + +#undef NAME +#undef CHILD +#undef CTL +#undef INDEX + +/******************************************************************************/ + +static bool +ctl_arena_init(ctl_arena_stats_t *astats) +{ + + if (astats->lstats == NULL) { + astats->lstats = (malloc_large_stats_t *)a0malloc(nlclasses * + sizeof(malloc_large_stats_t)); + if (astats->lstats == NULL) + return (true); + } + + if (astats->hstats == NULL) { + astats->hstats = (malloc_huge_stats_t *)a0malloc(nhclasses * + sizeof(malloc_huge_stats_t)); + if (astats->hstats == NULL) + return (true); + } + + return (false); +} + +static void +ctl_arena_clear(ctl_arena_stats_t *astats) +{ + + astats->nthreads = 0; + astats->dss = dss_prec_names[dss_prec_limit]; + astats->lg_dirty_mult = -1; + astats->decay_time = -1; + astats->pactive = 0; + astats->pdirty = 0; + if (config_stats) { + memset(&astats->astats, 0, sizeof(arena_stats_t)); + astats->allocated_small = 0; + astats->nmalloc_small = 0; + astats->ndalloc_small = 0; + astats->nrequests_small = 0; + memset(astats->bstats, 0, NBINS * sizeof(malloc_bin_stats_t)); + memset(astats->lstats, 0, nlclasses * + sizeof(malloc_large_stats_t)); + memset(astats->hstats, 0, nhclasses * + sizeof(malloc_huge_stats_t)); + } +} + +static void +ctl_arena_stats_amerge(tsdn_t *tsdn, ctl_arena_stats_t *cstats, arena_t *arena) +{ + unsigned i; + + if (config_stats) { + arena_stats_merge(tsdn, arena, &cstats->nthreads, &cstats->dss, + &cstats->lg_dirty_mult, &cstats->decay_time, + &cstats->pactive, &cstats->pdirty, &cstats->astats, + cstats->bstats, cstats->lstats, cstats->hstats); + + for (i = 0; i < NBINS; i++) { + cstats->allocated_small += cstats->bstats[i].curregs * + index2size(i); + cstats->nmalloc_small += cstats->bstats[i].nmalloc; + cstats->ndalloc_small += cstats->bstats[i].ndalloc; + cstats->nrequests_small += cstats->bstats[i].nrequests; + } + } else { + arena_basic_stats_merge(tsdn, arena, &cstats->nthreads, + &cstats->dss, &cstats->lg_dirty_mult, &cstats->decay_time, + &cstats->pactive, &cstats->pdirty); + } +} + +static void +ctl_arena_stats_smerge(ctl_arena_stats_t *sstats, ctl_arena_stats_t *astats) +{ + unsigned i; + + sstats->nthreads += astats->nthreads; + sstats->pactive += astats->pactive; + sstats->pdirty += astats->pdirty; + + if (config_stats) { + sstats->astats.mapped += astats->astats.mapped; + sstats->astats.retained += astats->astats.retained; + sstats->astats.npurge += astats->astats.npurge; + sstats->astats.nmadvise += astats->astats.nmadvise; + sstats->astats.purged += astats->astats.purged; + + sstats->astats.metadata_mapped += + astats->astats.metadata_mapped; + sstats->astats.metadata_allocated += + astats->astats.metadata_allocated; + + sstats->allocated_small += astats->allocated_small; + sstats->nmalloc_small += astats->nmalloc_small; + sstats->ndalloc_small += astats->ndalloc_small; + sstats->nrequests_small += astats->nrequests_small; + + sstats->astats.allocated_large += + astats->astats.allocated_large; + sstats->astats.nmalloc_large += astats->astats.nmalloc_large; + sstats->astats.ndalloc_large += astats->astats.ndalloc_large; + sstats->astats.nrequests_large += + astats->astats.nrequests_large; + + sstats->astats.allocated_huge += astats->astats.allocated_huge; + sstats->astats.nmalloc_huge += astats->astats.nmalloc_huge; + sstats->astats.ndalloc_huge += astats->astats.ndalloc_huge; + + for (i = 0; i < NBINS; i++) { + sstats->bstats[i].nmalloc += astats->bstats[i].nmalloc; + sstats->bstats[i].ndalloc += astats->bstats[i].ndalloc; + sstats->bstats[i].nrequests += + astats->bstats[i].nrequests; + sstats->bstats[i].curregs += astats->bstats[i].curregs; + if (config_tcache) { + sstats->bstats[i].nfills += + astats->bstats[i].nfills; + sstats->bstats[i].nflushes += + astats->bstats[i].nflushes; + } + sstats->bstats[i].nruns += astats->bstats[i].nruns; + sstats->bstats[i].reruns += astats->bstats[i].reruns; + sstats->bstats[i].curruns += astats->bstats[i].curruns; + } + + for (i = 0; i < nlclasses; i++) { + sstats->lstats[i].nmalloc += astats->lstats[i].nmalloc; + sstats->lstats[i].ndalloc += astats->lstats[i].ndalloc; + sstats->lstats[i].nrequests += + astats->lstats[i].nrequests; + sstats->lstats[i].curruns += astats->lstats[i].curruns; + } + + for (i = 0; i < nhclasses; i++) { + sstats->hstats[i].nmalloc += astats->hstats[i].nmalloc; + sstats->hstats[i].ndalloc += astats->hstats[i].ndalloc; + sstats->hstats[i].curhchunks += + astats->hstats[i].curhchunks; + } + } +} + +static void +ctl_arena_refresh(tsdn_t *tsdn, arena_t *arena, unsigned i) +{ + ctl_arena_stats_t *astats = &ctl_stats.arenas[i]; + ctl_arena_stats_t *sstats = &ctl_stats.arenas[ctl_stats.narenas]; + + ctl_arena_clear(astats); + ctl_arena_stats_amerge(tsdn, astats, arena); + /* Merge into sum stats as well. */ + ctl_arena_stats_smerge(sstats, astats); +} + +static bool +ctl_grow(tsdn_t *tsdn) +{ + ctl_arena_stats_t *astats; + + /* Initialize new arena. */ + if (arena_init(tsdn, ctl_stats.narenas) == NULL) + return (true); + + /* Allocate extended arena stats. */ + astats = (ctl_arena_stats_t *)a0malloc((ctl_stats.narenas + 2) * + sizeof(ctl_arena_stats_t)); + if (astats == NULL) + return (true); + + /* 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])) { + a0dalloc(astats); + return (true); + } + /* Swap merged stats to their new location. */ + { + ctl_arena_stats_t tstats; + memcpy(&tstats, &astats[ctl_stats.narenas], + sizeof(ctl_arena_stats_t)); + memcpy(&astats[ctl_stats.narenas], + &astats[ctl_stats.narenas + 1], sizeof(ctl_arena_stats_t)); + memcpy(&astats[ctl_stats.narenas + 1], &tstats, + sizeof(ctl_arena_stats_t)); + } + a0dalloc(ctl_stats.arenas); + ctl_stats.arenas = astats; + ctl_stats.narenas++; + + return (false); +} + +static void +ctl_refresh(tsdn_t *tsdn) +{ + unsigned i; + VARIABLE_ARRAY(arena_t *, tarenas, ctl_stats.narenas); + + /* + * Clear sum stats, since they will be merged into by + * ctl_arena_refresh(). + */ + ctl_arena_clear(&ctl_stats.arenas[ctl_stats.narenas]); + + for (i = 0; i < ctl_stats.narenas; i++) + tarenas[i] = arena_get(tsdn, i, false); + + for (i = 0; i < ctl_stats.narenas; i++) { + bool initialized = (tarenas[i] != NULL); + + ctl_stats.arenas[i].initialized = initialized; + if (initialized) + ctl_arena_refresh(tsdn, tarenas[i], i); + } + + if (config_stats) { + size_t base_allocated, base_resident, base_mapped; + base_stats_get(tsdn, &base_allocated, &base_resident, + &base_mapped); + ctl_stats.allocated = + ctl_stats.arenas[ctl_stats.narenas].allocated_small + + ctl_stats.arenas[ctl_stats.narenas].astats.allocated_large + + ctl_stats.arenas[ctl_stats.narenas].astats.allocated_huge; + ctl_stats.active = + (ctl_stats.arenas[ctl_stats.narenas].pactive << LG_PAGE); + ctl_stats.metadata = base_allocated + + ctl_stats.arenas[ctl_stats.narenas].astats.metadata_mapped + + ctl_stats.arenas[ctl_stats.narenas].astats + .metadata_allocated; + ctl_stats.resident = base_resident + + ctl_stats.arenas[ctl_stats.narenas].astats.metadata_mapped + + ((ctl_stats.arenas[ctl_stats.narenas].pactive + + ctl_stats.arenas[ctl_stats.narenas].pdirty) << LG_PAGE); + ctl_stats.mapped = base_mapped + + ctl_stats.arenas[ctl_stats.narenas].astats.mapped; + ctl_stats.retained = + ctl_stats.arenas[ctl_stats.narenas].astats.retained; + } + + ctl_epoch++; +} + +static bool +ctl_init(tsdn_t *tsdn) +{ + bool ret; + + malloc_mutex_lock(tsdn, &ctl_mtx); + if (!ctl_initialized) { + /* + * Allocate space for one extra arena stats element, which + * contains summed stats across all arenas. + */ + ctl_stats.narenas = narenas_total_get(); + ctl_stats.arenas = (ctl_arena_stats_t *)a0malloc( + (ctl_stats.narenas + 1) * sizeof(ctl_arena_stats_t)); + if (ctl_stats.arenas == NULL) { + ret = true; + goto label_return; + } + memset(ctl_stats.arenas, 0, (ctl_stats.narenas + 1) * + sizeof(ctl_arena_stats_t)); + + /* + * Initialize all stats structures, regardless of whether they + * ever get used. Lazy initialization would allow errors to + * cause inconsistent state to be viewable by the application. + */ + if (config_stats) { + unsigned i; + for (i = 0; i <= ctl_stats.narenas; i++) { + if (ctl_arena_init(&ctl_stats.arenas[i])) { + unsigned j; + for (j = 0; j < i; j++) { + a0dalloc( + ctl_stats.arenas[j].lstats); + a0dalloc( + ctl_stats.arenas[j].hstats); + } + a0dalloc(ctl_stats.arenas); + ctl_stats.arenas = NULL; + ret = true; + goto label_return; + } + } + } + ctl_stats.arenas[ctl_stats.narenas].initialized = true; + + ctl_epoch = 0; + ctl_refresh(tsdn); + ctl_initialized = true; + } + + ret = false; +label_return: + malloc_mutex_unlock(tsdn, &ctl_mtx); + return (ret); +} + +static int +ctl_lookup(tsdn_t *tsdn, const char *name, ctl_node_t const **nodesp, + size_t *mibp, size_t *depthp) +{ + int ret; + const char *elm, *tdot, *dot; + size_t elen, i, j; + const ctl_named_node_t *node; + + elm = name; + /* Equivalent to strchrnul(). */ + dot = ((tdot = strchr(elm, '.')) != NULL) ? tdot : strchr(elm, '\0'); + elen = (size_t)((uintptr_t)dot - (uintptr_t)elm); + if (elen == 0) { + ret = ENOENT; + goto label_return; + } + node = super_root_node; + for (i = 0; i < *depthp; i++) { + assert(node); + assert(node->nchildren > 0); + if (ctl_named_node(node->children) != NULL) { + const ctl_named_node_t *pnode = node; + + /* Children are named. */ + for (j = 0; j < node->nchildren; j++) { + const ctl_named_node_t *child = + ctl_named_children(node, j); + if (strlen(child->name) == elen && + strncmp(elm, child->name, elen) == 0) { + node = child; + if (nodesp != NULL) + nodesp[i] = + (const ctl_node_t *)node; + mibp[i] = j; + break; + } + } + if (node == pnode) { + ret = ENOENT; + goto label_return; + } + } else { + uintmax_t index; + const ctl_indexed_node_t *inode; + + /* Children are indexed. */ + index = malloc_strtoumax(elm, NULL, 10); + if (index == UINTMAX_MAX || index > SIZE_T_MAX) { + ret = ENOENT; + goto label_return; + } + + inode = ctl_indexed_node(node->children); + node = inode->index(tsdn, mibp, *depthp, (size_t)index); + if (node == NULL) { + ret = ENOENT; + goto label_return; + } + + if (nodesp != NULL) + nodesp[i] = (const ctl_node_t *)node; + mibp[i] = (size_t)index; + } + + if (node->ctl != NULL) { + /* Terminal node. */ + if (*dot != '\0') { + /* + * The name contains more elements than are + * in this path through the tree. + */ + ret = ENOENT; + goto label_return; + } + /* Complete lookup successful. */ + *depthp = i + 1; + break; + } + + /* Update elm. */ + if (*dot == '\0') { + /* No more elements. */ + ret = ENOENT; + goto label_return; + } + elm = &dot[1]; + dot = ((tdot = strchr(elm, '.')) != NULL) ? tdot : + strchr(elm, '\0'); + elen = (size_t)((uintptr_t)dot - (uintptr_t)elm); + } + + ret = 0; +label_return: + return (ret); +} + +int +ctl_byname(tsd_t *tsd, const char *name, void *oldp, size_t *oldlenp, + void *newp, size_t newlen) +{ + int ret; + size_t depth; + ctl_node_t const *nodes[CTL_MAX_DEPTH]; + size_t mib[CTL_MAX_DEPTH]; + const ctl_named_node_t *node; + + if (!ctl_initialized && ctl_init(tsd_tsdn(tsd))) { + ret = EAGAIN; + goto label_return; + } + + depth = CTL_MAX_DEPTH; + ret = ctl_lookup(tsd_tsdn(tsd), name, nodes, mib, &depth); + if (ret != 0) + goto label_return; + + node = ctl_named_node(nodes[depth-1]); + if (node != NULL && node->ctl) + ret = node->ctl(tsd, mib, depth, oldp, oldlenp, newp, newlen); + else { + /* The name refers to a partial path through the ctl tree. */ + ret = ENOENT; + } + +label_return: + return(ret); +} + +int +ctl_nametomib(tsdn_t *tsdn, const char *name, size_t *mibp, size_t *miblenp) +{ + int ret; + + if (!ctl_initialized && ctl_init(tsdn)) { + ret = EAGAIN; + goto label_return; + } + + ret = ctl_lookup(tsdn, name, NULL, mibp, miblenp); +label_return: + return(ret); +} + +int +ctl_bymib(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + const ctl_named_node_t *node; + size_t i; + + if (!ctl_initialized && ctl_init(tsd_tsdn(tsd))) { + ret = EAGAIN; + goto label_return; + } + + /* Iterate down the tree. */ + node = super_root_node; + for (i = 0; i < miblen; i++) { + assert(node); + assert(node->nchildren > 0); + if (ctl_named_node(node->children) != NULL) { + /* Children are named. */ + if (node->nchildren <= (unsigned)mib[i]) { + ret = ENOENT; + goto label_return; + } + node = ctl_named_children(node, mib[i]); + } else { + const ctl_indexed_node_t *inode; + + /* Indexed element. */ + inode = ctl_indexed_node(node->children); + node = inode->index(tsd_tsdn(tsd), mib, miblen, mib[i]); + if (node == NULL) { + ret = ENOENT; + goto label_return; + } + } + } + + /* Call the ctl function. */ + if (node && node->ctl) + ret = node->ctl(tsd, mib, miblen, oldp, oldlenp, newp, newlen); + else { + /* Partial MIB. */ + ret = ENOENT; + } + +label_return: + return(ret); +} + +bool +ctl_boot(void) +{ + + if (malloc_mutex_init(&ctl_mtx, "ctl", WITNESS_RANK_CTL)) + return (true); + + ctl_initialized = false; + + return (false); +} + +void +ctl_prefork(tsdn_t *tsdn) +{ + + malloc_mutex_prefork(tsdn, &ctl_mtx); +} + +void +ctl_postfork_parent(tsdn_t *tsdn) +{ + + malloc_mutex_postfork_parent(tsdn, &ctl_mtx); +} + +void +ctl_postfork_child(tsdn_t *tsdn) +{ + + malloc_mutex_postfork_child(tsdn, &ctl_mtx); +} + +/******************************************************************************/ +/* *_ctl() functions. */ + +#define READONLY() do { \ + if (newp != NULL || newlen != 0) { \ + ret = EPERM; \ + goto label_return; \ + } \ +} while (0) + +#define WRITEONLY() do { \ + if (oldp != NULL || oldlenp != NULL) { \ + ret = EPERM; \ + goto label_return; \ + } \ +} while (0) + +#define READ_XOR_WRITE() do { \ + if ((oldp != NULL && oldlenp != NULL) && (newp != NULL || \ + newlen != 0)) { \ + ret = EPERM; \ + goto label_return; \ + } \ +} while (0) + +#define READ(v, t) do { \ + if (oldp != NULL && oldlenp != NULL) { \ + if (*oldlenp != sizeof(t)) { \ + size_t copylen = (sizeof(t) <= *oldlenp) \ + ? sizeof(t) : *oldlenp; \ + memcpy(oldp, (void *)&(v), copylen); \ + ret = EINVAL; \ + goto label_return; \ + } \ + *(t *)oldp = (v); \ + } \ +} while (0) + +#define WRITE(v, t) do { \ + if (newp != NULL) { \ + if (newlen != sizeof(t)) { \ + ret = EINVAL; \ + goto label_return; \ + } \ + (v) = *(t *)newp; \ + } \ +} while (0) + +/* + * There's a lot of code duplication in the following macros due to limitations + * in how nested cpp macros are expanded. + */ +#define CTL_RO_CLGEN(c, l, n, v, t) \ +static int \ +n##_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, \ + size_t *oldlenp, void *newp, size_t newlen) \ +{ \ + int ret; \ + t oldval; \ + \ + if (!(c)) \ + return (ENOENT); \ + if (l) \ + malloc_mutex_lock(tsd_tsdn(tsd), &ctl_mtx); \ + READONLY(); \ + oldval = (v); \ + READ(oldval, t); \ + \ + ret = 0; \ +label_return: \ + if (l) \ + malloc_mutex_unlock(tsd_tsdn(tsd), &ctl_mtx); \ + return (ret); \ +} + +#define CTL_RO_CGEN(c, n, v, t) \ +static int \ +n##_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, \ + size_t *oldlenp, void *newp, size_t newlen) \ +{ \ + int ret; \ + t oldval; \ + \ + if (!(c)) \ + return (ENOENT); \ + malloc_mutex_lock(tsd_tsdn(tsd), &ctl_mtx); \ + READONLY(); \ + oldval = (v); \ + READ(oldval, t); \ + \ + ret = 0; \ +label_return: \ + malloc_mutex_unlock(tsd_tsdn(tsd), &ctl_mtx); \ + return (ret); \ +} + +#define CTL_RO_GEN(n, v, t) \ +static int \ +n##_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, \ + size_t *oldlenp, void *newp, size_t newlen) \ +{ \ + int ret; \ + t oldval; \ + \ + malloc_mutex_lock(tsd_tsdn(tsd), &ctl_mtx); \ + READONLY(); \ + oldval = (v); \ + READ(oldval, t); \ + \ + ret = 0; \ +label_return: \ + malloc_mutex_unlock(tsd_tsdn(tsd), &ctl_mtx); \ + return (ret); \ +} + +/* + * ctl_mtx is not acquired, under the assumption that no pertinent data will + * mutate during the call. + */ +#define CTL_RO_NL_CGEN(c, n, v, t) \ +static int \ +n##_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, \ + size_t *oldlenp, void *newp, size_t newlen) \ +{ \ + int ret; \ + t oldval; \ + \ + if (!(c)) \ + return (ENOENT); \ + READONLY(); \ + oldval = (v); \ + READ(oldval, t); \ + \ + ret = 0; \ +label_return: \ + return (ret); \ +} + +#define CTL_RO_NL_GEN(n, v, t) \ +static int \ +n##_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, \ + size_t *oldlenp, void *newp, size_t newlen) \ +{ \ + int ret; \ + t oldval; \ + \ + READONLY(); \ + oldval = (v); \ + READ(oldval, t); \ + \ + ret = 0; \ +label_return: \ + return (ret); \ +} + +#define CTL_TSD_RO_NL_CGEN(c, n, m, t) \ +static int \ +n##_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, \ + size_t *oldlenp, void *newp, size_t newlen) \ +{ \ + int ret; \ + t oldval; \ + \ + if (!(c)) \ + return (ENOENT); \ + READONLY(); \ + oldval = (m(tsd)); \ + READ(oldval, t); \ + \ + ret = 0; \ +label_return: \ + return (ret); \ +} + +#define CTL_RO_CONFIG_GEN(n, t) \ +static int \ +n##_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, \ + size_t *oldlenp, void *newp, size_t newlen) \ +{ \ + int ret; \ + t oldval; \ + \ + READONLY(); \ + oldval = n; \ + READ(oldval, t); \ + \ + ret = 0; \ +label_return: \ + return (ret); \ +} + +/******************************************************************************/ + +CTL_RO_NL_GEN(version, JEMALLOC_VERSION, const char *) + +static int +epoch_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + UNUSED uint64_t newval; + + malloc_mutex_lock(tsd_tsdn(tsd), &ctl_mtx); + WRITE(newval, uint64_t); + if (newp != NULL) + ctl_refresh(tsd_tsdn(tsd)); + READ(ctl_epoch, uint64_t); + + ret = 0; +label_return: + malloc_mutex_unlock(tsd_tsdn(tsd), &ctl_mtx); + return (ret); +} + +/******************************************************************************/ + +CTL_RO_CONFIG_GEN(config_cache_oblivious, bool) +CTL_RO_CONFIG_GEN(config_debug, bool) +CTL_RO_CONFIG_GEN(config_fill, bool) +CTL_RO_CONFIG_GEN(config_lazy_lock, bool) +CTL_RO_CONFIG_GEN(config_malloc_conf, const char *) +CTL_RO_CONFIG_GEN(config_munmap, bool) +CTL_RO_CONFIG_GEN(config_prof, bool) +CTL_RO_CONFIG_GEN(config_prof_libgcc, bool) +CTL_RO_CONFIG_GEN(config_prof_libunwind, bool) +CTL_RO_CONFIG_GEN(config_stats, bool) +CTL_RO_CONFIG_GEN(config_tcache, bool) +CTL_RO_CONFIG_GEN(config_tls, bool) +CTL_RO_CONFIG_GEN(config_utrace, bool) +CTL_RO_CONFIG_GEN(config_valgrind, bool) +CTL_RO_CONFIG_GEN(config_xmalloc, 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, unsigned) +CTL_RO_NL_GEN(opt_purge, purge_mode_names[opt_purge], const char *) +CTL_RO_NL_GEN(opt_lg_dirty_mult, opt_lg_dirty_mult, ssize_t) +CTL_RO_NL_GEN(opt_decay_time, opt_decay_time, ssize_t) +CTL_RO_NL_GEN(opt_stats_print, opt_stats_print, bool) +CTL_RO_NL_CGEN(config_fill, opt_junk, opt_junk, const char *) +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_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_NL_CGEN(config_prof, opt_prof_active, opt_prof_active, bool) +CTL_RO_NL_CGEN(config_prof, opt_prof_thread_active_init, + opt_prof_thread_active_init, bool) +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) + +/******************************************************************************/ + +static int +thread_arena_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + arena_t *oldarena; + unsigned newind, oldind; + + oldarena = arena_choose(tsd, NULL); + if (oldarena == NULL) + return (EAGAIN); + + malloc_mutex_lock(tsd_tsdn(tsd), &ctl_mtx); + newind = oldind = oldarena->ind; + WRITE(newind, unsigned); + READ(oldind, unsigned); + if (newind != oldind) { + arena_t *newarena; + + if (newind >= ctl_stats.narenas) { + /* New arena index is out of range. */ + ret = EFAULT; + goto label_return; + } + + /* Initialize arena if necessary. */ + newarena = arena_get(tsd_tsdn(tsd), newind, true); + if (newarena == NULL) { + ret = EAGAIN; + goto label_return; + } + /* Set new arena/tcache associations. */ + arena_migrate(tsd, oldind, newind); + if (config_tcache) { + tcache_t *tcache = tsd_tcache_get(tsd); + if (tcache != NULL) { + tcache_arena_reassociate(tsd_tsdn(tsd), tcache, + oldarena, newarena); + } + } + } + + ret = 0; +label_return: + malloc_mutex_unlock(tsd_tsdn(tsd), &ctl_mtx); + return (ret); +} + +CTL_TSD_RO_NL_CGEN(config_stats, thread_allocated, tsd_thread_allocated_get, + uint64_t) +CTL_TSD_RO_NL_CGEN(config_stats, thread_allocatedp, tsd_thread_allocatedp_get, + uint64_t *) +CTL_TSD_RO_NL_CGEN(config_stats, thread_deallocated, tsd_thread_deallocated_get, + uint64_t) +CTL_TSD_RO_NL_CGEN(config_stats, thread_deallocatedp, + tsd_thread_deallocatedp_get, uint64_t *) + +static int +thread_tcache_enabled_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, + void *oldp, size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + bool oldval; + + if (!config_tcache) + 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(tsd_t *tsd, const size_t *mib, size_t miblen, + void *oldp, size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + + if (!config_tcache) + return (ENOENT); + + READONLY(); + WRITEONLY(); + + tcache_flush(); + + ret = 0; +label_return: + return (ret); +} + +static int +thread_prof_name_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + + if (!config_prof) + return (ENOENT); + + READ_XOR_WRITE(); + + if (newp != NULL) { + if (newlen != sizeof(const char *)) { + ret = EINVAL; + goto label_return; + } + + if ((ret = prof_thread_name_set(tsd, *(const char **)newp)) != + 0) + goto label_return; + } else { + const char *oldname = prof_thread_name_get(tsd); + READ(oldname, const char *); + } + + ret = 0; +label_return: + return (ret); +} + +static int +thread_prof_active_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + bool oldval; + + if (!config_prof) + return (ENOENT); + + oldval = prof_thread_active_get(tsd); + if (newp != NULL) { + if (newlen != sizeof(bool)) { + ret = EINVAL; + goto label_return; + } + if (prof_thread_active_set(tsd, *(bool *)newp)) { + ret = EAGAIN; + goto label_return; + } + } + READ(oldval, bool); + + ret = 0; +label_return: + return (ret); +} + +/******************************************************************************/ + +static int +tcache_create_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + unsigned tcache_ind; + + if (!config_tcache) + return (ENOENT); + + malloc_mutex_lock(tsd_tsdn(tsd), &ctl_mtx); + READONLY(); + if (tcaches_create(tsd, &tcache_ind)) { + ret = EFAULT; + goto label_return; + } + READ(tcache_ind, unsigned); + + ret = 0; +label_return: + malloc_mutex_unlock(tsd_tsdn(tsd), &ctl_mtx); + return (ret); +} + +static int +tcache_flush_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + unsigned tcache_ind; + + if (!config_tcache) + return (ENOENT); + + WRITEONLY(); + tcache_ind = UINT_MAX; + WRITE(tcache_ind, unsigned); + if (tcache_ind == UINT_MAX) { + ret = EFAULT; + goto label_return; + } + tcaches_flush(tsd, tcache_ind); + + ret = 0; +label_return: + return (ret); +} + +static int +tcache_destroy_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + unsigned tcache_ind; + + if (!config_tcache) + return (ENOENT); + + WRITEONLY(); + tcache_ind = UINT_MAX; + WRITE(tcache_ind, unsigned); + if (tcache_ind == UINT_MAX) { + ret = EFAULT; + goto label_return; + } + tcaches_destroy(tsd, tcache_ind); + + ret = 0; +label_return: + return (ret); +} + +/******************************************************************************/ + +static void +arena_i_purge(tsdn_t *tsdn, unsigned arena_ind, bool all) +{ + + malloc_mutex_lock(tsdn, &ctl_mtx); + { + unsigned narenas = ctl_stats.narenas; + + if (arena_ind == narenas) { + unsigned i; + VARIABLE_ARRAY(arena_t *, tarenas, narenas); + + for (i = 0; i < narenas; i++) + tarenas[i] = arena_get(tsdn, i, false); + + /* + * No further need to hold ctl_mtx, since narenas and + * tarenas contain everything needed below. + */ + malloc_mutex_unlock(tsdn, &ctl_mtx); + + for (i = 0; i < narenas; i++) { + if (tarenas[i] != NULL) + arena_purge(tsdn, tarenas[i], all); + } + } else { + arena_t *tarena; + + assert(arena_ind < narenas); + + tarena = arena_get(tsdn, arena_ind, false); + + /* No further need to hold ctl_mtx. */ + malloc_mutex_unlock(tsdn, &ctl_mtx); + + if (tarena != NULL) + arena_purge(tsdn, tarena, all); + } + } +} + +static int +arena_i_purge_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + + READONLY(); + WRITEONLY(); + arena_i_purge(tsd_tsdn(tsd), (unsigned)mib[1], true); + + ret = 0; +label_return: + return (ret); +} + +static int +arena_i_decay_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + + READONLY(); + WRITEONLY(); + arena_i_purge(tsd_tsdn(tsd), (unsigned)mib[1], false); + + ret = 0; +label_return: + return (ret); +} + +static int +arena_i_reset_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + unsigned arena_ind; + arena_t *arena; + + READONLY(); + WRITEONLY(); + + if ((config_valgrind && unlikely(in_valgrind)) || (config_fill && + unlikely(opt_quarantine))) { + ret = EFAULT; + goto label_return; + } + + arena_ind = (unsigned)mib[1]; + if (config_debug) { + malloc_mutex_lock(tsd_tsdn(tsd), &ctl_mtx); + assert(arena_ind < ctl_stats.narenas); + malloc_mutex_unlock(tsd_tsdn(tsd), &ctl_mtx); + } + assert(arena_ind >= opt_narenas); + + arena = arena_get(tsd_tsdn(tsd), arena_ind, false); + + arena_reset(tsd, arena); + + ret = 0; +label_return: + return (ret); +} + +static int +arena_i_dss_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + const char *dss = NULL; + unsigned arena_ind = (unsigned)mib[1]; + dss_prec_t dss_prec_old = dss_prec_limit; + dss_prec_t dss_prec = dss_prec_limit; + + malloc_mutex_lock(tsd_tsdn(tsd), &ctl_mtx); + WRITE(dss, const char *); + if (dss != NULL) { + int i; + bool match = false; + + for (i = 0; i < dss_prec_limit; i++) { + if (strcmp(dss_prec_names[i], dss) == 0) { + dss_prec = i; + match = true; + break; + } + } + + if (!match) { + ret = EINVAL; + goto label_return; + } + } + + if (arena_ind < ctl_stats.narenas) { + arena_t *arena = arena_get(tsd_tsdn(tsd), arena_ind, false); + if (arena == NULL || (dss_prec != dss_prec_limit && + arena_dss_prec_set(tsd_tsdn(tsd), arena, dss_prec))) { + ret = EFAULT; + goto label_return; + } + dss_prec_old = arena_dss_prec_get(tsd_tsdn(tsd), arena); + } else { + if (dss_prec != dss_prec_limit && + chunk_dss_prec_set(dss_prec)) { + ret = EFAULT; + goto label_return; + } + dss_prec_old = chunk_dss_prec_get(); + } + + dss = dss_prec_names[dss_prec_old]; + READ(dss, const char *); + + ret = 0; +label_return: + malloc_mutex_unlock(tsd_tsdn(tsd), &ctl_mtx); + return (ret); +} + +static int +arena_i_lg_dirty_mult_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, + void *oldp, size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + unsigned arena_ind = (unsigned)mib[1]; + arena_t *arena; + + arena = arena_get(tsd_tsdn(tsd), arena_ind, false); + if (arena == NULL) { + ret = EFAULT; + goto label_return; + } + + if (oldp != NULL && oldlenp != NULL) { + size_t oldval = arena_lg_dirty_mult_get(tsd_tsdn(tsd), arena); + READ(oldval, ssize_t); + } + if (newp != NULL) { + if (newlen != sizeof(ssize_t)) { + ret = EINVAL; + goto label_return; + } + if (arena_lg_dirty_mult_set(tsd_tsdn(tsd), arena, + *(ssize_t *)newp)) { + ret = EFAULT; + goto label_return; + } + } + + ret = 0; +label_return: + return (ret); +} + +static int +arena_i_decay_time_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + unsigned arena_ind = (unsigned)mib[1]; + arena_t *arena; + + arena = arena_get(tsd_tsdn(tsd), arena_ind, false); + if (arena == NULL) { + ret = EFAULT; + goto label_return; + } + + if (oldp != NULL && oldlenp != NULL) { + size_t oldval = arena_decay_time_get(tsd_tsdn(tsd), arena); + READ(oldval, ssize_t); + } + if (newp != NULL) { + if (newlen != sizeof(ssize_t)) { + ret = EINVAL; + goto label_return; + } + if (arena_decay_time_set(tsd_tsdn(tsd), arena, + *(ssize_t *)newp)) { + ret = EFAULT; + goto label_return; + } + } + + ret = 0; +label_return: + return (ret); +} + +static int +arena_i_chunk_hooks_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, + void *oldp, size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + unsigned arena_ind = (unsigned)mib[1]; + arena_t *arena; + + malloc_mutex_lock(tsd_tsdn(tsd), &ctl_mtx); + if (arena_ind < narenas_total_get() && (arena = + arena_get(tsd_tsdn(tsd), arena_ind, false)) != NULL) { + if (newp != NULL) { + chunk_hooks_t old_chunk_hooks, new_chunk_hooks; + WRITE(new_chunk_hooks, chunk_hooks_t); + old_chunk_hooks = chunk_hooks_set(tsd_tsdn(tsd), arena, + &new_chunk_hooks); + READ(old_chunk_hooks, chunk_hooks_t); + } else { + chunk_hooks_t old_chunk_hooks = + chunk_hooks_get(tsd_tsdn(tsd), arena); + READ(old_chunk_hooks, chunk_hooks_t); + } + } else { + ret = EFAULT; + goto label_return; + } + ret = 0; +label_return: + malloc_mutex_unlock(tsd_tsdn(tsd), &ctl_mtx); + return (ret); +} + +static const ctl_named_node_t * +arena_i_index(tsdn_t *tsdn, const size_t *mib, size_t miblen, size_t i) +{ + const ctl_named_node_t *ret; + + malloc_mutex_lock(tsdn, &ctl_mtx); + if (i > ctl_stats.narenas) { + ret = NULL; + goto label_return; + } + + ret = super_arena_i_node; +label_return: + malloc_mutex_unlock(tsdn, &ctl_mtx); + return (ret); +} + +/******************************************************************************/ + +static int +arenas_narenas_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + unsigned narenas; + + malloc_mutex_lock(tsd_tsdn(tsd), &ctl_mtx); + READONLY(); + if (*oldlenp != sizeof(unsigned)) { + ret = EINVAL; + goto label_return; + } + narenas = ctl_stats.narenas; + READ(narenas, unsigned); + + ret = 0; +label_return: + malloc_mutex_unlock(tsd_tsdn(tsd), &ctl_mtx); + return (ret); +} + +static int +arenas_initialized_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + unsigned nread, i; + + malloc_mutex_lock(tsd_tsdn(tsd), &ctl_mtx); + READONLY(); + if (*oldlenp != ctl_stats.narenas * sizeof(bool)) { + ret = EINVAL; + nread = (*oldlenp < ctl_stats.narenas * sizeof(bool)) + ? (unsigned)(*oldlenp / sizeof(bool)) : ctl_stats.narenas; + } else { + ret = 0; + nread = ctl_stats.narenas; + } + + for (i = 0; i < nread; i++) + ((bool *)oldp)[i] = ctl_stats.arenas[i].initialized; + +label_return: + malloc_mutex_unlock(tsd_tsdn(tsd), &ctl_mtx); + return (ret); +} + +static int +arenas_lg_dirty_mult_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, + void *oldp, size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + + if (oldp != NULL && oldlenp != NULL) { + size_t oldval = arena_lg_dirty_mult_default_get(); + READ(oldval, ssize_t); + } + if (newp != NULL) { + if (newlen != sizeof(ssize_t)) { + ret = EINVAL; + goto label_return; + } + if (arena_lg_dirty_mult_default_set(*(ssize_t *)newp)) { + ret = EFAULT; + goto label_return; + } + } + + ret = 0; +label_return: + return (ret); +} + +static int +arenas_decay_time_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + + if (oldp != NULL && oldlenp != NULL) { + size_t oldval = arena_decay_time_default_get(); + READ(oldval, ssize_t); + } + if (newp != NULL) { + if (newlen != sizeof(ssize_t)) { + ret = EINVAL; + goto label_return; + } + if (arena_decay_time_default_set(*(ssize_t *)newp)) { + ret = EFAULT; + goto label_return; + } + } + + ret = 0; +label_return: + return (ret); +} + +CTL_RO_NL_GEN(arenas_quantum, QUANTUM, size_t) +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(tsdn_t *tsdn, 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, unsigned) +CTL_RO_NL_GEN(arenas_lrun_i_size, index2size(NBINS+(szind_t)mib[2]), size_t) +static const ctl_named_node_t * +arenas_lrun_i_index(tsdn_t *tsdn, const size_t *mib, size_t miblen, size_t i) +{ + + if (i > nlclasses) + return (NULL); + return (super_arenas_lrun_i_node); +} + +CTL_RO_NL_GEN(arenas_nhchunks, nhclasses, unsigned) +CTL_RO_NL_GEN(arenas_hchunk_i_size, index2size(NBINS+nlclasses+(szind_t)mib[2]), + size_t) +static const ctl_named_node_t * +arenas_hchunk_i_index(tsdn_t *tsdn, const size_t *mib, size_t miblen, size_t i) +{ + + if (i > nhclasses) + return (NULL); + return (super_arenas_hchunk_i_node); +} + +static int +arenas_extend_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + unsigned narenas; + + malloc_mutex_lock(tsd_tsdn(tsd), &ctl_mtx); + READONLY(); + if (ctl_grow(tsd_tsdn(tsd))) { + ret = EAGAIN; + goto label_return; + } + narenas = ctl_stats.narenas - 1; + READ(narenas, unsigned); + + ret = 0; +label_return: + malloc_mutex_unlock(tsd_tsdn(tsd), &ctl_mtx); + return (ret); +} + +/******************************************************************************/ + +static int +prof_thread_active_init_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, + void *oldp, size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + bool oldval; + + if (!config_prof) + return (ENOENT); + + if (newp != NULL) { + if (newlen != sizeof(bool)) { + ret = EINVAL; + goto label_return; + } + oldval = prof_thread_active_init_set(tsd_tsdn(tsd), + *(bool *)newp); + } else + oldval = prof_thread_active_init_get(tsd_tsdn(tsd)); + READ(oldval, bool); + + ret = 0; +label_return: + return (ret); +} + +static int +prof_active_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + bool oldval; + + if (!config_prof) + return (ENOENT); + + if (newp != NULL) { + if (newlen != sizeof(bool)) { + ret = EINVAL; + goto label_return; + } + oldval = prof_active_set(tsd_tsdn(tsd), *(bool *)newp); + } else + oldval = prof_active_get(tsd_tsdn(tsd)); + READ(oldval, bool); + + ret = 0; +label_return: + return (ret); +} + +static int +prof_dump_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + const char *filename = NULL; + + if (!config_prof) + return (ENOENT); + + WRITEONLY(); + WRITE(filename, const char *); + + if (prof_mdump(tsd, filename)) { + ret = EFAULT; + goto label_return; + } + + ret = 0; +label_return: + return (ret); +} + +static int +prof_gdump_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + bool oldval; + + if (!config_prof) + return (ENOENT); + + if (newp != NULL) { + if (newlen != sizeof(bool)) { + ret = EINVAL; + goto label_return; + } + oldval = prof_gdump_set(tsd_tsdn(tsd), *(bool *)newp); + } else + oldval = prof_gdump_get(tsd_tsdn(tsd)); + READ(oldval, bool); + + ret = 0; +label_return: + return (ret); +} + +static int +prof_reset_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen) +{ + int ret; + size_t lg_sample = lg_prof_sample; + + if (!config_prof) + return (ENOENT); + + WRITEONLY(); + WRITE(lg_sample, size_t); + if (lg_sample >= (sizeof(uint64_t) << 3)) + lg_sample = (sizeof(uint64_t) << 3) - 1; + + prof_reset(tsd, lg_sample); + + ret = 0; +label_return: + return (ret); +} + +CTL_RO_NL_CGEN(config_prof, prof_interval, prof_interval, uint64_t) +CTL_RO_NL_CGEN(config_prof, lg_prof_sample, lg_prof_sample, size_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_metadata, ctl_stats.metadata, size_t) +CTL_RO_CGEN(config_stats, stats_resident, ctl_stats.resident, size_t) +CTL_RO_CGEN(config_stats, stats_mapped, ctl_stats.mapped, size_t) +CTL_RO_CGEN(config_stats, stats_retained, ctl_stats.retained, size_t) + +CTL_RO_GEN(stats_arenas_i_dss, ctl_stats.arenas[mib[2]].dss, const char *) +CTL_RO_GEN(stats_arenas_i_lg_dirty_mult, ctl_stats.arenas[mib[2]].lg_dirty_mult, + ssize_t) +CTL_RO_GEN(stats_arenas_i_decay_time, ctl_stats.arenas[mib[2]].decay_time, + ssize_t) +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_retained, + ctl_stats.arenas[mib[2]].astats.retained, 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_metadata_mapped, + ctl_stats.arenas[mib[2]].astats.metadata_mapped, size_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_metadata_allocated, + ctl_stats.arenas[mib[2]].astats.metadata_allocated, size_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, + ctl_stats.arenas[mib[2]].nmalloc_small, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_small_ndalloc, + ctl_stats.arenas[mib[2]].ndalloc_small, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_small_nrequests, + ctl_stats.arenas[mib[2]].nrequests_small, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_large_allocated, + ctl_stats.arenas[mib[2]].astats.allocated_large, size_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_large_nmalloc, + ctl_stats.arenas[mib[2]].astats.nmalloc_large, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_large_ndalloc, + ctl_stats.arenas[mib[2]].astats.ndalloc_large, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_large_nrequests, + ctl_stats.arenas[mib[2]].astats.nrequests_large, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_huge_allocated, + ctl_stats.arenas[mib[2]].astats.allocated_huge, size_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_huge_nmalloc, + ctl_stats.arenas[mib[2]].astats.nmalloc_huge, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_huge_ndalloc, + ctl_stats.arenas[mib[2]].astats.ndalloc_huge, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_huge_nrequests, + ctl_stats.arenas[mib[2]].astats.nmalloc_huge, uint64_t) /* Intentional. */ + +CTL_RO_CGEN(config_stats, stats_arenas_i_bins_j_nmalloc, + ctl_stats.arenas[mib[2]].bstats[mib[4]].nmalloc, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_bins_j_ndalloc, + ctl_stats.arenas[mib[2]].bstats[mib[4]].ndalloc, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_bins_j_nrequests, + ctl_stats.arenas[mib[2]].bstats[mib[4]].nrequests, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_bins_j_curregs, + ctl_stats.arenas[mib[2]].bstats[mib[4]].curregs, size_t) +CTL_RO_CGEN(config_stats && config_tcache, stats_arenas_i_bins_j_nfills, + ctl_stats.arenas[mib[2]].bstats[mib[4]].nfills, uint64_t) +CTL_RO_CGEN(config_stats && config_tcache, stats_arenas_i_bins_j_nflushes, + ctl_stats.arenas[mib[2]].bstats[mib[4]].nflushes, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_bins_j_nruns, + ctl_stats.arenas[mib[2]].bstats[mib[4]].nruns, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_bins_j_nreruns, + ctl_stats.arenas[mib[2]].bstats[mib[4]].reruns, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_bins_j_curruns, + ctl_stats.arenas[mib[2]].bstats[mib[4]].curruns, size_t) + +static const ctl_named_node_t * +stats_arenas_i_bins_j_index(tsdn_t *tsdn, const size_t *mib, size_t miblen, + size_t j) +{ + + if (j > NBINS) + return (NULL); + return (super_stats_arenas_i_bins_j_node); +} + +CTL_RO_CGEN(config_stats, stats_arenas_i_lruns_j_nmalloc, + ctl_stats.arenas[mib[2]].lstats[mib[4]].nmalloc, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_lruns_j_ndalloc, + ctl_stats.arenas[mib[2]].lstats[mib[4]].ndalloc, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_lruns_j_nrequests, + ctl_stats.arenas[mib[2]].lstats[mib[4]].nrequests, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_lruns_j_curruns, + ctl_stats.arenas[mib[2]].lstats[mib[4]].curruns, size_t) + +static const ctl_named_node_t * +stats_arenas_i_lruns_j_index(tsdn_t *tsdn, const size_t *mib, size_t miblen, + size_t j) +{ + + if (j > nlclasses) + return (NULL); + return (super_stats_arenas_i_lruns_j_node); +} + +CTL_RO_CGEN(config_stats, stats_arenas_i_hchunks_j_nmalloc, + ctl_stats.arenas[mib[2]].hstats[mib[4]].nmalloc, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_hchunks_j_ndalloc, + ctl_stats.arenas[mib[2]].hstats[mib[4]].ndalloc, uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_hchunks_j_nrequests, + ctl_stats.arenas[mib[2]].hstats[mib[4]].nmalloc, /* Intentional. */ + uint64_t) +CTL_RO_CGEN(config_stats, stats_arenas_i_hchunks_j_curhchunks, + ctl_stats.arenas[mib[2]].hstats[mib[4]].curhchunks, size_t) + +static const ctl_named_node_t * +stats_arenas_i_hchunks_j_index(tsdn_t *tsdn, const size_t *mib, size_t miblen, + size_t j) +{ + + if (j > nhclasses) + return (NULL); + return (super_stats_arenas_i_hchunks_j_node); +} + +static const ctl_named_node_t * +stats_arenas_i_index(tsdn_t *tsdn, const size_t *mib, size_t miblen, size_t i) +{ + const ctl_named_node_t * ret; + + malloc_mutex_lock(tsdn, &ctl_mtx); + if (i > ctl_stats.narenas || !ctl_stats.arenas[i].initialized) { + ret = NULL; + goto label_return; + } + + ret = super_stats_arenas_i_node; +label_return: + malloc_mutex_unlock(tsdn, &ctl_mtx); + return (ret); +} |