ocfs2: Read from an unwritten extent returns zeros
authorMark Fasheh <mark.fasheh@oracle.com>
Sat, 10 Mar 2007 00:21:46 +0000 (16:21 -0800)
committerMark Fasheh <mark.fasheh@oracle.com>
Thu, 26 Apr 2007 22:02:41 +0000 (15:02 -0700)
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>

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