diff options
Diffstat (limited to 'erts/emulator/beam/erl_node_tables.c')
| -rw-r--r-- | erts/emulator/beam/erl_node_tables.c | 44 |
1 files changed, 37 insertions, 7 deletions
diff --git a/erts/emulator/beam/erl_node_tables.c b/erts/emulator/beam/erl_node_tables.c index 3c5945d48d..deadf435e9 100644 --- a/erts/emulator/beam/erl_node_tables.c +++ b/erts/emulator/beam/erl_node_tables.c @@ -85,21 +85,20 @@ dist_table_cmp(void *dep1, void *dep2) static void* dist_table_alloc(void *dep_tmpl) { - Eterm chnl_nr; Eterm sysname; DistEntry *dep; erts_smp_rwmtx_opt_t rwmtx_opt = ERTS_SMP_RWMTX_OPT_DEFAULT_INITER; rwmtx_opt.type = ERTS_SMP_RWMTX_TYPE_FREQUENT_READ; sysname = ((DistEntry *) dep_tmpl)->sysname; - chnl_nr = make_small((Uint) atom_val(sysname)); dep = (DistEntry *) erts_alloc(ERTS_ALC_T_DIST_ENTRY, sizeof(DistEntry)); dist_entries++; dep->prev = NULL; erts_smp_refc_init(&dep->refc, -1); - erts_smp_rwmtx_init_opt_x(&dep->rwmtx, &rwmtx_opt, "dist_entry", chnl_nr); + erts_smp_rwmtx_init_opt(&dep->rwmtx, &rwmtx_opt, "dist_entry", sysname, + ERTS_LOCK_FLAGS_CATEGORY_DISTRIBUTION); dep->sysname = sysname; dep->cid = NIL; dep->connection_id = 0; @@ -107,12 +106,14 @@ dist_table_alloc(void *dep_tmpl) dep->flags = 0; dep->version = 0; - erts_smp_mtx_init_x(&dep->lnk_mtx, "dist_entry_links", chnl_nr); + erts_smp_mtx_init(&dep->lnk_mtx, "dist_entry_links", sysname, + ERTS_LOCK_FLAGS_CATEGORY_DISTRIBUTION); dep->node_links = NULL; dep->nlinks = NULL; dep->monitors = NULL; - erts_smp_mtx_init_x(&dep->qlock, "dist_entry_out_queue", chnl_nr); + erts_smp_mtx_init(&dep->qlock, "dist_entry_out_queue", sysname, + ERTS_LOCK_FLAGS_CATEGORY_DISTRIBUTION); dep->qflgs = 0; dep->qsize = 0; dep->out_queue.first = NULL; @@ -760,8 +761,10 @@ void erts_init_node_tables(int dd_sec) rwmtx_opt.type = ERTS_SMP_RWMTX_TYPE_FREQUENT_READ; rwmtx_opt.lived = ERTS_SMP_RWMTX_LONG_LIVED; - erts_smp_rwmtx_init_opt(&erts_node_table_rwmtx, &rwmtx_opt, "node_table"); - erts_smp_rwmtx_init_opt(&erts_dist_table_rwmtx, &rwmtx_opt, "dist_table"); + erts_smp_rwmtx_init_opt(&erts_node_table_rwmtx, &rwmtx_opt, "node_table", NIL, + ERTS_LOCK_FLAGS_PROPERTY_STATIC | ERTS_LOCK_FLAGS_CATEGORY_DISTRIBUTION); + erts_smp_rwmtx_init_opt(&erts_dist_table_rwmtx, &rwmtx_opt, "dist_table", NIL, + ERTS_LOCK_FLAGS_PROPERTY_STATIC | ERTS_LOCK_FLAGS_CATEGORY_DISTRIBUTION); f.hash = (H_FUN) dist_table_hash; f.cmp = (HCMP_FUN) dist_table_cmp; @@ -818,6 +821,33 @@ int erts_lc_is_de_rlocked(DistEntry *dep) #endif #endif +#ifdef ERTS_ENABLE_LOCK_COUNT + +static void erts_lcnt_enable_dist_lock_count(void *dep_raw, void *enable) { + DistEntry *dep = (DistEntry*)dep_raw; + + if(enable) { + erts_lcnt_install_new_lock_info(&dep->rwmtx.lcnt, "dist_entry", dep->sysname, + ERTS_LOCK_TYPE_RWMUTEX | ERTS_LOCK_FLAGS_CATEGORY_DISTRIBUTION); + erts_lcnt_install_new_lock_info(&dep->lnk_mtx.lcnt, "dist_entry_links", dep->sysname, + ERTS_LOCK_TYPE_MUTEX | ERTS_LOCK_FLAGS_CATEGORY_DISTRIBUTION); + erts_lcnt_install_new_lock_info(&dep->qlock.lcnt, "dist_entry_out_queue", dep->sysname, + ERTS_LOCK_TYPE_MUTEX | ERTS_LOCK_FLAGS_CATEGORY_DISTRIBUTION); + } else { + erts_lcnt_uninstall(&dep->rwmtx.lcnt); + erts_lcnt_uninstall(&dep->lnk_mtx.lcnt); + erts_lcnt_uninstall(&dep->qlock.lcnt); + } +} + +void erts_lcnt_update_distribution_locks(int enable) { + erts_smp_rwmtx_rlock(&erts_dist_table_rwmtx); + hash_foreach(&erts_dist_table, erts_lcnt_enable_dist_lock_count, + (void*)(UWord)enable); + erts_smp_rwmtx_runlock(&erts_dist_table_rwmtx); +} +#endif + /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\ * The following is only supposed to be used for testing, and debugging. * * * |