From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932304Ab1CRD5d (ORCPT ); Thu, 17 Mar 2011 23:57:33 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:63248 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S932134Ab1CRD53 (ORCPT ); Thu, 17 Mar 2011 23:57:29 -0400 Message-ID: <4D82D892.5000908@cn.fujitsu.com> Date: Fri, 18 Mar 2011 11:59:14 +0800 From: Lai Jiangshan User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.9) Gecko/20100921 Fedora/3.1.4-1.fc14 Thunderbird/3.1.4 MIME-Version: 1.0 To: "Paul E. McKenney" , Ingo Molnar , Neil Brown , linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 13/36] md,rcu: convert call_rcu(free_conf) to kfree_rcu() X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2011-03-18 11:56:05, Serialize by Router on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2011-03-18 11:56:05, Serialize complete at 2011-03-18 11:56:05 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The rcu callback free_conf() just calls a kfree(), so we use kfree_rcu() instead of the call_rcu(free_conf). Signed-off-by: Lai Jiangshan --- drivers/md/linear.c | 8 +------- 1 files changed, 1 insertions(+), 7 deletions(-) diff --git a/drivers/md/linear.c b/drivers/md/linear.c index 0ed7f6b..a5b9e53 100644 --- a/drivers/md/linear.c +++ b/drivers/md/linear.c @@ -231,12 +231,6 @@ static int linear_run (mddev_t *mddev) return 0; } -static void free_conf(struct rcu_head *head) -{ - linear_conf_t *conf = container_of(head, linear_conf_t, rcu); - kfree(conf); -} - static int linear_add(mddev_t *mddev, mdk_rdev_t *rdev) { /* Adding a drive to a linear array allows the array to grow. @@ -265,7 +259,7 @@ static int linear_add(mddev_t *mddev, mdk_rdev_t *rdev) md_set_array_sectors(mddev, linear_size(mddev, 0, 0)); set_capacity(mddev->gendisk, mddev->array_sectors); revalidate_disk(mddev->gendisk); - call_rcu(&oldconf->rcu, free_conf); + kfree_rcu(oldconf, rcu); return 0; } -- 1.7.4