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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_attr_remote.c
parentdb9355c296eb71271bb3807ad4a9d43f6b3c35d3 (diff)
downloadblackbird-op-linux-ce5028cfe3ca48695b6a128638fe224426d37ebe.tar.gz
blackbird-op-linux-ce5028cfe3ca48695b6a128638fe224426d37ebe.zip
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_attr_remote.c')
-rw-r--r--fs/xfs/xfs_attr_remote.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/fs/xfs/xfs_attr_remote.c b/fs/xfs/xfs_attr_remote.c
index 5549d69ddb45..6e37823e2932 100644
--- a/fs/xfs/xfs_attr_remote.c
+++ b/fs/xfs/xfs_attr_remote.c
@@ -125,7 +125,6 @@ xfs_attr3_rmt_read_verify(
struct xfs_mount *mp = bp->b_target->bt_mount;
char *ptr;
int len;
- bool corrupt = false;
xfs_daddr_t bno;
/* no verification of non-crc buffers */
@@ -140,11 +139,11 @@ xfs_attr3_rmt_read_verify(
while (len > 0) {
if (!xfs_verify_cksum(ptr, XFS_LBSIZE(mp),
XFS_ATTR3_RMT_CRC_OFF)) {
- corrupt = true;
+ xfs_buf_ioerror(bp, EFSBADCRC);
break;
}
if (!xfs_attr3_rmt_verify(mp, ptr, XFS_LBSIZE(mp), bno)) {
- corrupt = true;
+ xfs_buf_ioerror(bp, EFSCORRUPTED);
break;
}
len -= XFS_LBSIZE(mp);
@@ -152,10 +151,9 @@ xfs_attr3_rmt_read_verify(
bno += mp->m_bsize;
}
- if (corrupt) {
- XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, bp->b_addr);
- xfs_buf_ioerror(bp, EFSCORRUPTED);
- } else
+ if (bp->b_error)
+ xfs_verifier_error(bp);
+ else
ASSERT(len == 0);
}
@@ -180,9 +178,8 @@ xfs_attr3_rmt_write_verify(
while (len > 0) {
if (!xfs_attr3_rmt_verify(mp, ptr, XFS_LBSIZE(mp), bno)) {
- XFS_CORRUPTION_ERROR(__func__,
- XFS_ERRLEVEL_LOW, mp, bp->b_addr);
xfs_buf_ioerror(bp, EFSCORRUPTED);
+ xfs_verifier_error(bp);
return;
}
if (bip) {
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