From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: [PATCH 37/41] fat: do not send discards as barriers Date: Fri, 3 Sep 2010 12:29:52 +0200 Message-ID: <1283509796-1510-38-git-send-email-tj@kernel.org> References: <1283509796-1510-1-git-send-email-tj@kernel.org> Reply-To: device-mapper development Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1283509796-1510-1-git-send-email-tj@kernel.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: jaxboe@fusionio.com, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org, linux-raid@vger.kernel.org Cc: Christoph Hellwig , Tejun Heo List-Id: linux-raid.ids From: Christoph Hellwig fat already uses synchronous discards, no need to add I/O barriers. Signed-off-by: Christoph Hellwig Signed-off-by: Tejun Heo --- fs/fat/fatent.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/fs/fat/fatent.c b/fs/fat/fatent.c index 3a56a82..f9a0b7a 100644 --- a/fs/fat/fatent.c +++ b/fs/fat/fatent.c @@ -579,7 +579,7 @@ int fat_free_clusters(struct inode *inode, int cluster) fat_clus_to_blknr(sbi, first_cl), nr_clus * sbi->sec_per_clus, GFP_NOFS, - BLKDEV_IFL_WAIT | BLKDEV_IFL_BARRIER); + BLKDEV_IFL_WAIT); first_cl = cluster; } -- 1.7.1