From 434cab885e50dd72f3c4f87f30d9ee21085cc657 Mon Sep 17 00:00:00 2001 From: Rickard Green Date: Tue, 10 May 2011 20:12:02 +0200 Subject: Ensure that stack updates are seen when stack is released Ets tables using ordered_set could potentially get into an internally inconsistent state. --- erts/emulator/beam/erl_db_tree.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'erts/emulator/beam/erl_db_tree.c') diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c index a59c0c258d..d5b02584a5 100644 --- a/erts/emulator/beam/erl_db_tree.c +++ b/erts/emulator/beam/erl_db_tree.c @@ -111,7 +111,7 @@ static void release_stack(DbTableTree* tb, DbTreeStack* stack) { if (stack == &tb->static_stack) { ASSERT(erts_smp_atomic_read(&tb->is_stack_busy) == 1); - erts_smp_atomic_set(&tb->is_stack_busy, 0); + erts_smp_atomic_set_relb(&tb->is_stack_busy, 0); } else { erts_db_free(ERTS_ALC_T_DB_STK, (DbTable *) tb, -- cgit v1.2.3