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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/journal.c
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@ -670,7 +670,7 @@ static int ocfs2_force_read_journal(struct inode *inode)
(inode->i_blocks >> (inode->i_sb->s_blocksize_bits - 9))) {
status = ocfs2_extent_map_get_blocks(inode, v_blkno,
&p_blkno, &p_blocks);
&p_blkno, &p_blocks, NULL);
if (status < 0) {
mlog_errno(status);
goto bail;