[PATCH 4/6] f2fs: check read only condition before beginning write out
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From: Namjae Jeon <hidden>
Date: 2012-12-01 01:56:01
Also in:
lkml
Subsystem:
f2fs file system, filesystems (vfs and infrastructure), the rest · Maintainers:
Jaegeuk Kim, Chao Yu, Alexander Viro, Christian Brauner, Linus Torvalds
From: Namjae Jeon <redacted> 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 <redacted> Signed-off-by: Amit Sahrawat <redacted> --- 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