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authorMark Fasheh <mark.fasheh@oracle.com>2007-03-09 16:21:46 -0800
committerMark Fasheh <mark.fasheh@oracle.com>2007-04-26 15:02:41 -0700
commit49cb8d2d496ce06869ccca2ab368ed6b0b5b979d (patch)
tree7aded7178e87dc26eb2ceafb169d7e68a8ee5ded /fs/ocfs2/extent_map.h
parente48edee2d8eab812f31f0ff62c6ba635ca2e1e21 (diff)
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ocfs2: Read from an unwritten extent returns zeros
Return an optional extent flags field from our lookup functions and wire up callers to treat unwritten regions as holes for the purpose of returning zeros to the user. Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
Diffstat (limited to 'fs/ocfs2/extent_map.h')
-rw-r--r--fs/ocfs2/extent_map.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ocfs2/extent_map.h b/fs/ocfs2/extent_map.h
index 625d0ee..0031c59 100644
--- a/fs/ocfs2/extent_map.h
+++ b/fs/ocfs2/extent_map.h
@@ -26,8 +26,8 @@
#define _EXTENT_MAP_H
int ocfs2_get_clusters(struct inode *inode, u32 v_cluster, u32 *p_cluster,
- u32 *num_clusters);
+ u32 *num_clusters, unsigned int *extent_flags);
int ocfs2_extent_map_get_blocks(struct inode *inode, u64 v_blkno, u64 *p_blkno,
- int *ret_count);
+ int *ret_count, unsigned int *extent_flags);
#endif /* _EXTENT_MAP_H */