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authorJie Liu <jeff.liu@oracle.com>2013-06-12 23:13:59 -0400
committerTheodore Ts'o <tytso@mit.edu>2013-06-12 23:13:59 -0400
commit72dac95d4403ee7231e094e1735ecb96032e6117 (patch)
treeca9121413d53b7e61892382baa1bcab646c8eb0c
parent75497d0607b56e16e4fec3a62ef447c752428723 (diff)
downloadtalos-obmc-linux-72dac95d4403ee7231e094e1735ecb96032e6117.tar.gz
talos-obmc-linux-72dac95d4403ee7231e094e1735ecb96032e6117.zip
ext4: return FIEMAP_EXTENT_UNKNOWN for delalloc extents
Return the FIEMAP_EXTENT_UNKNOWN flag as well except the FIEMAP_EXTENT_DELALLOC because the data location of an delayed allocation extent is unknown. Signed-off-by: Jie Liu <jeff.liu@oracle.com>
-rw-r--r--fs/ext4/extents.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index d04f40936397..51e41687f51e 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -2125,7 +2125,8 @@ static int ext4_fill_fiemap_extents(struct inode *inode,
next_del = ext4_find_delayed_extent(inode, &es);
if (!exists && next_del) {
exists = 1;
- flags |= FIEMAP_EXTENT_DELALLOC;
+ flags |= (FIEMAP_EXTENT_DELALLOC |
+ FIEMAP_EXTENT_UNKNOWN);
}
up_read(&EXT4_I(inode)->i_data_sem);
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