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authorEric Sandeen <sandeen@sandeen.net>2014-02-27 15:23:10 +1100
committerDave Chinner <david@fromorbit.com>2014-02-27 15:23:10 +1100
commitce5028cfe3ca48695b6a128638fe224426d37ebe (patch)
treee6b62cc91ec0fb74343a3e231d11dd16b55be2b5 /fs/xfs/xfs_da_btree.c
parentdb9355c296eb71271bb3807ad4a9d43f6b3c35d3 (diff)
downloadlinux-ce5028cfe3ca48695b6a128638fe224426d37ebe.tar.bz2
xfs: modify verifiers to differentiate CRC from other errors
Modify all read & write verifiers to differentiate between CRC errors and other inconsistencies. This sets the appropriate error number on bp->b_error, and then calls xfs_verifier_error() if something went wrong. That function will issue the appropriate message to the user. Signed-off-by: Eric Sandeen <sandeen@redhat.com> Reviewed-by: Brian Foster <bfoster@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_da_btree.c')
-rw-r--r--fs/xfs/xfs_da_btree.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c
index 75ef9903551c..1f5af79c0568 100644
--- a/fs/xfs/xfs_da_btree.c
+++ b/fs/xfs/xfs_da_btree.c
@@ -185,8 +185,8 @@ xfs_da3_node_write_verify(
struct xfs_da3_node_hdr *hdr3 = bp->b_addr;
if (!xfs_da3_node_verify(bp)) {
- XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, bp->b_addr);
xfs_buf_ioerror(bp, EFSCORRUPTED);
+ xfs_verifier_error(bp);
return;
}
@@ -209,17 +209,20 @@ static void
xfs_da3_node_read_verify(
struct xfs_buf *bp)
{
- struct xfs_mount *mp = bp->b_target->bt_mount;
struct xfs_da_blkinfo *info = bp->b_addr;
switch (be16_to_cpu(info->magic)) {
case XFS_DA3_NODE_MAGIC:
- if (!xfs_buf_verify_cksum(bp, XFS_DA3_NODE_CRC_OFF))
+ if (!xfs_buf_verify_cksum(bp, XFS_DA3_NODE_CRC_OFF)) {
+ xfs_buf_ioerror(bp, EFSBADCRC);
break;
+ }
/* fall through */
case XFS_DA_NODE_MAGIC:
- if (!xfs_da3_node_verify(bp))
+ if (!xfs_da3_node_verify(bp)) {
+ xfs_buf_ioerror(bp, EFSCORRUPTED);
break;
+ }
return;
case XFS_ATTR_LEAF_MAGIC:
case XFS_ATTR3_LEAF_MAGIC:
@@ -236,8 +239,7 @@ xfs_da3_node_read_verify(
}
/* corrupt block */
- XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, bp->b_addr);
- xfs_buf_ioerror(bp, EFSCORRUPTED);
+ xfs_verifier_error(bp);
}
const struct xfs_buf_ops xfs_da3_node_buf_ops = {