From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jaegeuk Kim Subject: [PATCH 7/7] f2fs: don't need to flush unlinked dentry pages Date: Wed, 8 Jun 2016 10:24:44 -0700 Message-ID: <20160608172444.60371-7-jaegeuk@kernel.org> References: <20160608172444.60371-1-jaegeuk@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from sog-mx-3.v43.ch3.sourceforge.com ([172.29.43.193] helo=mx.sourceforge.net) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1bAhDy-0006eA-35 for linux-f2fs-devel@lists.sourceforge.net; Wed, 08 Jun 2016 17:25:02 +0000 Received: from mail.kernel.org ([198.145.29.136]) by sog-mx-3.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1bAhDx-0006bj-BQ for linux-f2fs-devel@lists.sourceforge.net; Wed, 08 Jun 2016 17:25:02 +0000 In-Reply-To: <20160608172444.60371-1-jaegeuk@kernel.org> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net To: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Cc: Jaegeuk Kim We don't need to flush any dentry pages used by unlinked directory. They will be truncated by f2fs_evict_inode. Signed-off-by: Jaegeuk Kim --- fs/f2fs/checkpoint.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 4179c7b..e6714cb 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -846,7 +846,8 @@ retry: inode = igrab(&fi->vfs_inode); spin_unlock(&sbi->inode_lock[type]); if (inode) { - filemap_fdatawrite(inode->i_mapping); + if (inode->i_nlink) + filemap_fdatawrite(inode->i_mapping); iput(inode); } else { /* -- 2.8.3 ------------------------------------------------------------------------------ What NetFlow Analyzer can do for you? Monitors network bandwidth and traffic patterns at an interface-level. Reveals which users, apps, and protocols are consuming the most bandwidth. Provides multi-vendor support for NetFlow, J-Flow, sFlow and other flows. Make informed decisions using capacity planning reports. https://ad.doubleclick.net/ddm/clk/305295220;132659582;e