diff options
Diffstat (limited to 'src/jemalloc.c')
| -rw-r--r-- | src/jemalloc.c | 43 |
1 files changed, 26 insertions, 17 deletions
diff --git a/src/jemalloc.c b/src/jemalloc.c index baead66..f73a26c 100644 --- a/src/jemalloc.c +++ b/src/jemalloc.c @@ -790,18 +790,19 @@ stats_print_atexit(void) * Begin initialization functions. */ -#ifndef JEMALLOC_HAVE_SECURE_GETENV static char * -secure_getenv(const char *name) +jemalloc_secure_getenv(const char *name) { - +#ifdef JEMALLOC_HAVE_SECURE_GETENV + return secure_getenv(name); +#else # ifdef JEMALLOC_HAVE_ISSETUGID if (issetugid() != 0) return (NULL); # endif return (getenv(name)); -} #endif +} static unsigned malloc_ncpus(void) @@ -1018,7 +1019,7 @@ malloc_conf_init(void) #endif ; - if ((opts = secure_getenv(envname)) != NULL) { + if ((opts = jemalloc_secure_getenv(envname)) != NULL) { /* * Do nothing; opts is already initialized to * the value of the MALLOC_CONF environment @@ -1074,18 +1075,18 @@ malloc_conf_init(void) k, klen, v, vlen); \ } else if (clip) { \ if (CONF_MIN_##check_min(um, \ - (min))) \ + (t)(min))) \ o = (t)(min); \ else if (CONF_MAX_##check_max( \ - um, (max))) \ + um, (t)(max))) \ o = (t)(max); \ else \ o = (t)um; \ } else { \ if (CONF_MIN_##check_min(um, \ - (min)) || \ + (t)(min)) || \ CONF_MAX_##check_max(um, \ - (max))) { \ + (t)(max))) { \ malloc_conf_error( \ "Out-of-range " \ "conf value", \ @@ -1135,16 +1136,18 @@ malloc_conf_init(void) CONF_HANDLE_BOOL(opt_abort, "abort", true) /* - * Chunks always require at least one header page, - * as many as 2^(LG_SIZE_CLASS_GROUP+1) data pages, and - * possibly an additional page in the presence of - * redzones. In order to simplify options processing, - * use a conservative bound that accommodates all these - * constraints. + * Chunks always require at least one header page, as + * many as 2^(LG_SIZE_CLASS_GROUP+1) data pages (plus an + * additional page in the presence of cache-oblivious + * large), and possibly an additional page in the + * presence of redzones. In order to simplify options + * processing, use a conservative bound that + * accommodates all these constraints. */ CONF_HANDLE_SIZE_T(opt_lg_chunk, "lg_chunk", LG_PAGE + - LG_SIZE_CLASS_GROUP + (config_fill ? 2 : 1), - (sizeof(size_t) << 3) - 1, yes, yes, true) + LG_SIZE_CLASS_GROUP + 1 + ((config_cache_oblivious + || config_fill) ? 1 : 0), (sizeof(size_t) << 3) - 1, + yes, yes, true) if (strncmp("dss", k, klen) == 0) { int i; bool match = false; @@ -1269,6 +1272,9 @@ malloc_conf_init(void) "lg_tcache_max", -1, (sizeof(size_t) << 3) - 1) } + if (config_thp) { + CONF_HANDLE_BOOL(opt_thp, "thp", true) + } if (config_prof) { CONF_HANDLE_BOOL(opt_prof, "prof", true) CONF_HANDLE_CHAR_P(opt_prof_prefix, @@ -2827,6 +2833,7 @@ _malloc_prefork(void) witness_prefork(tsd); /* Acquire all mutexes in a safe order. */ ctl_prefork(tsd_tsdn(tsd)); + tcache_prefork(tsd_tsdn(tsd)); malloc_mutex_prefork(tsd_tsdn(tsd), &arenas_lock); prof_prefork0(tsd_tsdn(tsd)); for (i = 0; i < 3; i++) { @@ -2886,6 +2893,7 @@ _malloc_postfork(void) } prof_postfork_parent(tsd_tsdn(tsd)); malloc_mutex_postfork_parent(tsd_tsdn(tsd), &arenas_lock); + tcache_postfork_parent(tsd_tsdn(tsd)); ctl_postfork_parent(tsd_tsdn(tsd)); } @@ -2910,6 +2918,7 @@ jemalloc_postfork_child(void) } prof_postfork_child(tsd_tsdn(tsd)); malloc_mutex_postfork_child(tsd_tsdn(tsd), &arenas_lock); + tcache_postfork_child(tsd_tsdn(tsd)); ctl_postfork_child(tsd_tsdn(tsd)); } |