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| author | Wengang Wang <wen.gang.wang@oracle.com> | 2010-02-09 14:57:45 +0800 |
|---|---|---|
| committer | Joel Becker <joel.becker@oracle.com> | 2010-02-26 15:41:07 -0800 |
| commit | 96a1cc731adb28dc4feb71701091b80e67d486a7 (patch) | |
| tree | 0220e211d3468b18e288d77bc828b6101adc9245 /fs/ocfs2/file.c | |
| parent | b89c54282db0c8634a2d2dc200f196d571750ce5 (diff) | |
| download | kernel_samsung_tuna-96a1cc731adb28dc4feb71701091b80e67d486a7.zip kernel_samsung_tuna-96a1cc731adb28dc4feb71701091b80e67d486a7.tar.gz kernel_samsung_tuna-96a1cc731adb28dc4feb71701091b80e67d486a7.tar.bz2 | |
ocfs2: Clean up the checks for CoW and direct I/O.
When ocfs2 has to do CoW for refcounted extents, we disable direct I/O
and go through the buffered I/O path. This makes the combined check
easier to read.
Signed-off-by: Wengang Wang <wen.gang.wang@oracle.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2/file.c')
| -rw-r--r-- | fs/ocfs2/file.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 558ce03..da097bd 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -1836,6 +1836,8 @@ static int ocfs2_prepare_inode_for_write(struct dentry *dentry, &meta_level); if (has_refcount) *has_refcount = 1; + if (direct_io) + *direct_io = 0; } if (ret < 0) { @@ -1859,10 +1861,6 @@ static int ocfs2_prepare_inode_for_write(struct dentry *dentry, break; } - if (has_refcount && *has_refcount == 1) { - *direct_io = 0; - break; - } /* * Allowing concurrent direct writes means * i_size changes wouldn't be synchronized, so |