From mboxrd@z Thu Jan 1 00:00:00 1970 From: Namjae Jeon Subject: [PATCH 4/6] f2fs: check read only condition before beginning write out Date: Sat, 1 Dec 2012 10:56:01 +0900 Message-ID: <1354326961-6758-1-git-send-email-linkinjeon@gmail.com> Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Namjae Jeon , Namjae Jeon , Amit Sahrawat To: jaegeuk.kim@samsung.com Return-path: Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org From: Namjae Jeon If the filesystem is mounted as read-only then return from that point itself instead of first doing a writeout/wait and then checking for read-only condition. Signed-off-by: Namjae Jeon Signed-off-by: Amit Sahrawat --- fs/f2fs/file.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index c1a108f..89241c5 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -132,14 +132,15 @@ int f2fs_sync_file(struct file *file, loff_t start, loff_t end, int datasync) .for_reclaim = 0, }; + if (inode->i_sb->s_flags & MS_RDONLY) + return 0; + ret = filemap_write_and_wait_range(inode->i_mapping, start, end); if (ret) return ret; mutex_lock(&inode->i_mutex); - if (inode->i_sb->s_flags & MS_RDONLY) - goto out; if (datasync && !(inode->i_state & I_DIRTY_DATASYNC)) goto out; -- 1.7.9.5