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xfs: refactor verifier callers to print address of failing check

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Refactor the callers of verifiers to print the instruction address of a
failing check.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
This commit is contained in:
Darrick J. Wong 2018-01-08 10:51:03 -08:00
parent a6a781a58b
commit bc1a09b8e3
20 changed files with 209 additions and 102 deletions
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33
fs/xfs/libxfs/xfs_alloc.c
View file

@ -557,6 +557,7 @@ xfs_agfl_read_verify(
struct xfs_buf *bp)
{
struct xfs_mount *mp = bp->b_target->bt_mount;
xfs_failaddr_t fa;
/*
* There is no verification of non-crc AGFLs because mkfs does not
@ -568,9 +569,12 @@ xfs_agfl_read_verify(
return;
if (!xfs_buf_verify_cksum(bp, XFS_AGFL_CRC_OFF))
xfs_verifier_error(bp, -EFSBADCRC);
else if (xfs_agfl_verify(bp))
xfs_verifier_error(bp, -EFSCORRUPTED);
xfs_verifier_error(bp, -EFSBADCRC, __this_address);
else {
fa = xfs_agfl_verify(bp);
if (fa)
xfs_verifier_error(bp, -EFSCORRUPTED, fa);
}
}
static void
@ -579,13 +583,15 @@ xfs_agfl_write_verify(
{
struct xfs_mount *mp = bp->b_target->bt_mount;
struct xfs_buf_log_item *bip = bp->b_fspriv;
xfs_failaddr_t fa;
/* no verification of non-crc AGFLs */
if (!xfs_sb_version_hascrc(&mp->m_sb))
return;
if (xfs_agfl_verify(bp)) {
xfs_verifier_error(bp, -EFSCORRUPTED);
fa = xfs_agfl_verify(bp);
if (fa) {
xfs_verifier_error(bp, -EFSCORRUPTED, fa);
return;
}
@ -2455,13 +2461,16 @@ xfs_agf_read_verify(
struct xfs_buf *bp)
{
struct xfs_mount *mp = bp->b_target->bt_mount;
xfs_failaddr_t fa;
if (xfs_sb_version_hascrc(&mp->m_sb) &&
!xfs_buf_verify_cksum(bp, XFS_AGF_CRC_OFF))
xfs_verifier_error(bp, -EFSBADCRC);
else if (XFS_TEST_ERROR(xfs_agf_verify(mp, bp), mp,
XFS_ERRTAG_ALLOC_READ_AGF))
xfs_verifier_error(bp, -EFSCORRUPTED);
xfs_verifier_error(bp, -EFSBADCRC, __this_address);
else {
fa = xfs_agf_verify(mp, bp);
if (XFS_TEST_ERROR(fa, mp, XFS_ERRTAG_ALLOC_READ_AGF))
xfs_verifier_error(bp, -EFSCORRUPTED, fa);
}
}
static void
@ -2470,9 +2479,11 @@ xfs_agf_write_verify(
{
struct xfs_mount *mp = bp->b_target->bt_mount;
struct xfs_buf_log_item *bip = bp->b_fspriv;
xfs_failaddr_t fa;
if (xfs_agf_verify(mp, bp)) {
xfs_verifier_error(bp, -EFSCORRUPTED);
fa = xfs_agf_verify(mp, bp);
if (fa) {
xfs_verifier_error(bp, -EFSCORRUPTED, fa);
return;
}