File 2025-Identify-db_hash_slot-locks-by-their-table... of Package erlang

Overview Repositories Revisions Requests Users Attributes Meta

File 2025-Identify-db_hash_slot-locks-by-their-table-name-inst.patch of Package erlang (Revision 66a224e208ffe9ee89602bad56a74dfa)

Currently displaying revision 66a224e208ffe9ee89602bad56a74dfa , Show latest

From a261e4f4eda13f6edb37349b18e096694a86e29a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20H=C3=B6gberg?= <john@erlang.org>
Date: Wed, 24 May 2017 15:47:37 +0200
Subject: [PATCH] Identify db_hash_slot locks by their table name instead of
 slot index

---
 erts/emulator/beam/erl_db_hash.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/erts/emulator/beam/erl_db_hash.c b/erts/emulator/beam/erl_db_hash.c
index 390369fdb..036cc9d9e 100644
--- a/erts/emulator/beam/erl_db_hash.c
+++ b/erts/emulator/beam/erl_db_hash.c
@@ -684,7 +684,7 @@ int db_create_hash(Process *p, DbTable *tbl)
 							      sizeof(DbTableHashFineLocks));	    	    
 	for (i=0; i<DB_HASH_LOCK_CNT; ++i) {
 	    erts_smp_rwmtx_init_opt_x(&tb->locks->lck_vec[i].lck, &rwmtx_opt,
-				      "db_hash_slot", make_small(i));
+				      "db_hash_slot", tb->common.the_name);
 	}
 	/* This important property is needed to guarantee that the buckets
     	 * involved in a grow/shrink operation it protected by the same lock:
-- 
2.13.0

Places

File 2025-Identify-db_hash_slot-locks-by-their-table-name-inst.patch of Package erlang (Revision 66a224e208ffe9ee89602bad56a74dfa)

Places