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| author | Tao Ma <tao.ma@oracle.com> | 2010-02-26 10:54:52 +0800 |
|---|---|---|
| committer | Joel Becker <joel.becker@oracle.com> | 2010-02-26 15:41:19 -0800 |
| commit | cbaee472f274ea9a98aabe47025f6e5551acadcb (patch) | |
| tree | 51e505735b76655092db17470c334abc99777abc /fs/ocfs2/aops.c | |
| parent | 66b116c9d8f70baadf5b2145dddb35af222df041 (diff) | |
| download | lwn-cbaee472f274ea9a98aabe47025f6e5551acadcb.tar.gz lwn-cbaee472f274ea9a98aabe47025f6e5551acadcb.zip | |
ocfs2: Only bug out in direct io write for reflinked extent.
In ocfs2_direct_IO_get_blocks, we only need to bug out
in case of we are going to write a recounted extent rec.
What a silly bug introduced by me!
Signed-off-by: Tao Ma <tao.ma@oracle.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
Cc: stable@kernel.org
Diffstat (limited to 'fs/ocfs2/aops.c')
| -rw-r--r-- | fs/ocfs2/aops.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c index 7e9df11260f4..4c2a6d282c4d 100644 --- a/fs/ocfs2/aops.c +++ b/fs/ocfs2/aops.c @@ -577,8 +577,9 @@ static int ocfs2_direct_IO_get_blocks(struct inode *inode, sector_t iblock, goto bail; } - /* We should already CoW the refcounted extent. */ - BUG_ON(ext_flags & OCFS2_EXT_REFCOUNTED); + /* We should already CoW the refcounted extent in case of create. */ + BUG_ON(create && (ext_flags & OCFS2_EXT_REFCOUNTED)); + /* * get_more_blocks() expects us to describe a hole by clearing * the mapped bit on bh_result(). |