3.7-stable review patch. If anyone has any objections, please let me know.
------------------
This reverts commit a56040731e5b00081c6d6c26b99e6e257a5d63d7 which was
commit eb178619f930fa2ba2348de332a1ff1c66a31424 upstream.
It has been reported to cause problems:
http://bugzilla.redhat.com/show_bug.cgi?id=909602
Acked-by: Ben Myers <b...@sgi.com>
Cc: Dave Chinner <dchin...@redhat.com>
Cc: Brian Foster <bfos...@redhat.com>
Cc: CAI Qian <caiq...@redhat.com>
Cc: Paolo Bonzini <pbonz...@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
fs/xfs/xfs_buf.c | 18 ------------------
1 file changed, 18 deletions(-)
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -487,7 +487,6 @@ _xfs_buf_find(
struct rb_node *parent;
xfs_buf_t *bp;
xfs_daddr_t blkno = map[0].bm_bn;
- xfs_daddr_t eofs;
int numblks = 0;
int i;
@@ -499,23 +498,6 @@ _xfs_buf_find(
ASSERT(!(numbytes < (1 << btp->bt_sshift)));
ASSERT(!(BBTOB(blkno) & (xfs_off_t)btp->bt_smask));
- /*
- * Corrupted block numbers can get through to here, unfortunately, so we
- * have to check that the buffer falls within the filesystem bounds.
- */
- eofs = XFS_FSB_TO_BB(btp->bt_mount, btp->bt_mount->m_sb.sb_dblocks);
- if (blkno >= eofs) {
- /*
- * XXX (dgc): we should really be returning EFSCORRUPTED here,
- * but none of the higher level infrastructure supports
- * returning a specific error on buffer lookup failures.
- */
- xfs_alert(btp->bt_mount,
- "%s: Block out of range: block 0x%llx, EOFS 0x%llx ",
- __func__, blkno, eofs);
- return NULL;
- }
-
/* get tree root */
pag = xfs_perag_get(btp->bt_mount,
xfs_daddr_to_agno(btp->bt_mount, blkno));
--
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