From a1453598c93bdcc63e0f12bc05c554614b0d253e Mon Sep 17 00:00:00 2001 From: Liam Howlett Date: Thu, 24 Nov 2022 10:55:31 -0500 Subject: [PATCH] maple_tree: remove extra smp_wmb() from mas_dead_leaves() The call to mte_set_dead_node() before the smp_wmb() already calls smp_wmb() so this is not needed. Signed-off-by: Liam Howlett --- lib/maple_tree.c | 1 - 1 file changed, 1 deletion(-) diff --git a/lib/maple_tree.c b/lib/maple_tree.c index bf66241292ac..79c4e27b4931 100644 --- a/lib/maple_tree.c +++ b/lib/maple_tree.c @@ -5511,7 +5511,6 @@ unsigned char mas_dead_leaves(struct ma_state *mas, void __rcu **slots, break; mte_set_node_dead(entry); - smp_wmb(); /* Needed for RCU */ node->type = type; rcu_assign_pointer(slots[offset], node); } -- 2.50.1