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>
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75497d0607
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@ -2125,7 +2125,8 @@ static int ext4_fill_fiemap_extents(struct inode *inode,
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next_del = ext4_find_delayed_extent(inode, &es);
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if (!exists && next_del) {
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exists = 1;
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flags |= FIEMAP_EXTENT_DELALLOC;
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flags |= (FIEMAP_EXTENT_DELALLOC |
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FIEMAP_EXTENT_UNKNOWN);
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}
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up_read(&EXT4_I(inode)->i_data_sem);
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