From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lai Jiangshan Subject: [PATCH 14/17] security,rcu: convert call_rcu(whitelist_item_free) to kfree_rcu() Date: Tue, 15 Mar 2011 18:07:57 +0800 Message-ID: <4D7F3A7D.2080503@cn.fujitsu.com> References: <4D7F3610.6000809@cn.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4D7F3610.6000809-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: Ingo Molnar , "Paul E. McKenney" , Jens Axboe , Trond Myklebust List-Id: containers.vger.kernel.org The rcu callback whitelist_item_free() just calls a kfree(), so we use kfree_rcu() instead of the call_rcu(whitelist_item_free). Signed-off-by: Lai Jiangshan --- security/device_cgroup.c | 10 +--------- 1 files changed, 1 insertions(+), 9 deletions(-) diff --git a/security/device_cgroup.c b/security/device_cgroup.c index 8d9c48f..e886ab5 100644 --- a/security/device_cgroup.c +++ b/security/device_cgroup.c @@ -126,14 +126,6 @@ static int dev_whitelist_add(struct dev_cgroup *dev_cgroup, return 0; } -static void whitelist_item_free(struct rcu_head *rcu) -{ - struct dev_whitelist_item *item; - - item = container_of(rcu, struct dev_whitelist_item, rcu); - kfree(item); -} - /* * called under devcgroup_mutex */ @@ -156,7 +148,7 @@ remove: walk->access &= ~wh->access; if (!walk->access) { list_del_rcu(&walk->list); - call_rcu(&walk->rcu, whitelist_item_free); + kfree_rcu(walk, rcu); } } } -- 1.7.4