Messages in this thread Patch in this message | | | From | "Paul E. McKenney" <> | Subject | [PATCH rcu 09/14] rcu/sync: Use call_rcu_flush() instead of call_rcu | Date | Wed, 19 Oct 2022 15:51:39 -0700 |
| |
From: "Joel Fernandes (Google)" <joel@joelfernandes.org>
call_rcu() changes to save power will slow down rcu sync. Use the call_rcu_flush() API instead which reverts to the old behavior.
Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org> Signed-off-by: Paul E. McKenney <paulmck@kernel.org> --- kernel/rcu/sync.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/rcu/sync.c b/kernel/rcu/sync.c index 5cefc702158fe..bdce3b5d7f714 100644 --- a/kernel/rcu/sync.c +++ b/kernel/rcu/sync.c @@ -44,7 +44,7 @@ static void rcu_sync_func(struct rcu_head *rhp); static void rcu_sync_call(struct rcu_sync *rsp) { - call_rcu(&rsp->cb_head, rcu_sync_func); + call_rcu_flush(&rsp->cb_head, rcu_sync_func); } /** -- 2.31.1.189.g2e36527f23
| |