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authorTao Ma <tao.ma@oracle.com>2010-02-26 10:54:52 +0800
committerJoel Becker <joel.becker@oracle.com>2010-02-26 15:41:19 -0800
commitcbaee472f274ea9a98aabe47025f6e5551acadcb (patch)
tree51e505735b76655092db17470c334abc99777abc /fs/ocfs2
parent66b116c9d8f70baadf5b2145dddb35af222df041 (diff)
downloadop-kernel-dev-cbaee472f274ea9a98aabe47025f6e5551acadcb.zip
op-kernel-dev-cbaee472f274ea9a98aabe47025f6e5551acadcb.tar.gz
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')
-rw-r--r--fs/ocfs2/aops.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index 7e9df11..4c2a6d2 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().
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