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ocfs2: Read from an unwritten extent returns zeros

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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>
This commit is contained in:
Mark Fasheh
2007-03-09 16:21:46 -08:00
parent e48edee2d8
commit 49cb8d2d49
10 changed files with 45 additions and 23 deletions
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2
fs/ocfs2/slot_map.c
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@@ -197,7 +197,7 @@ int ocfs2_init_slot_info(struct ocfs2_super *osb)
goto bail;
}
status = ocfs2_extent_map_get_blocks(inode, 0ULL, &blkno, NULL);
status = ocfs2_extent_map_get_blocks(inode, 0ULL, &blkno, NULL, NULL);
if (status < 0) {
mlog_errno(status);
goto bail;