From: Jan Kara Subject: [PATCH 1/2] ext2: Update also inode on disk when dir is IS_DIRSYNC Date: Wed, 14 Jan 2009 16:12:27 +0100 Message-ID: <1231945948-23676-1-git-send-email-jack@suse.cz> Cc: Andrew Morton , linux-kernel@vger.kernel.org, Jan Kara , Pavel Machek To: linux-ext4@vger.kernel.org Return-path: Received: from styx.suse.cz ([82.119.242.94]:56985 "EHLO mail.suse.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752358AbZANPMa (ORCPT ); Wed, 14 Jan 2009 10:12:30 -0500 Sender: linux-ext4-owner@vger.kernel.org List-ID: We used to just write changed page for IS_DIRSYNC inodes. But we also have to update directory inode itself just for the case that we've allocated a new block and changed i_size. Thanks to AKPM for spotting a serious bug in the original version of this patch. Signed-off-by: Jan Kara CC: Pavel Machek --- fs/ext2/dir.c | 7 +++++-- 1 files changed, 5 insertions(+), 2 deletions(-) diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c index 9a0fc40..2999d72 100644 --- a/fs/ext2/dir.c +++ b/fs/ext2/dir.c @@ -95,10 +95,13 @@ static int ext2_commit_chunk(struct page *page, loff_t pos, unsigned len) mark_inode_dirty(dir); } - if (IS_DIRSYNC(dir)) + if (IS_DIRSYNC(dir)) { err = write_one_page(page, 1); - else + if (!err) + err = ext2_sync_inode(dir); + } else { unlock_page(page); + } return err; } -- 1.6.0.2