From 7cbbb758d3c93b24b45b169af55440d2e7d5b7f6 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Wed, 11 May 2011 15:38:10 -0700 Subject: Input: remove useless synchronize_rcu() calls There is no need to call synchronize_rcu() after a list insertion, or a NULL->ptr assignment. However, the reverse operations do need this call. Signed-off-by: Eric Dumazet Signed-off-by: Dmitry Torokhov --- drivers/input/joydev.c | 1 - 1 file changed, 1 deletion(-) (limited to 'drivers/input/joydev.c') diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c index 5688b5c88f24..c24ec2d5f926 100644 --- a/drivers/input/joydev.c +++ b/drivers/input/joydev.c @@ -180,7 +180,6 @@ static void joydev_attach_client(struct joydev *joydev, spin_lock(&joydev->client_lock); list_add_tail_rcu(&client->node, &joydev->client_list); spin_unlock(&joydev->client_lock); - synchronize_rcu(); } static void joydev_detach_client(struct joydev *joydev, -- cgit v1.2.3-59-g8ed1b