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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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24
fs/xfs/libxfs/xfs_dir2_node.c
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@@ -124,12 +124,16 @@ xfs_dir3_free_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_DIR3_FREE_CRC_OFF))
xfs_verifier_error(bp, -EFSBADCRC);
else if (xfs_dir3_free_verify(bp))
xfs_verifier_error(bp, -EFSCORRUPTED);
xfs_verifier_error(bp, -EFSBADCRC, __this_address);
else {
fa = xfs_dir3_free_verify(bp);
if (fa)
xfs_verifier_error(bp, -EFSCORRUPTED, fa);
}
}
static void
@@ -139,9 +143,11 @@ xfs_dir3_free_write_verify(
struct xfs_mount *mp = bp->b_target->bt_mount;
struct xfs_buf_log_item *bip = bp->b_fspriv;
struct xfs_dir3_blk_hdr *hdr3 = bp->b_addr;
xfs_failaddr_t fa;
if (xfs_dir3_free_verify(bp)) {
xfs_verifier_error(bp, -EFSCORRUPTED);
fa = xfs_dir3_free_verify(bp);
if (fa) {
xfs_verifier_error(bp, -EFSCORRUPTED, fa);
return;
}
@@ -161,7 +167,7 @@ const struct xfs_buf_ops xfs_dir3_free_buf_ops = {
};
/* Everything ok in the free block header? */
static bool
static xfs_failaddr_t
xfs_dir3_free_header_check(
struct xfs_inode *dp,
xfs_dablk_t fbno,
@@ -205,6 +211,7 @@ __xfs_dir3_free_read(
xfs_daddr_t mappedbno,
struct xfs_buf **bpp)
{
xfs_failaddr_t fa;
int err;
err = xfs_da_read_buf(tp, dp, fbno, mappedbno, bpp,
@@ -213,8 +220,9 @@ __xfs_dir3_free_read(
return err;
/* Check things that we can't do in the verifier. */
if (xfs_dir3_free_header_check(dp, fbno, *bpp)) {
xfs_verifier_error(*bpp, -EFSCORRUPTED);
fa = xfs_dir3_free_header_check(dp, fbno, *bpp);
if (fa) {
xfs_verifier_error(*bpp, -EFSCORRUPTED, fa);
xfs_trans_brelse(tp, *bpp);
return -EFSCORRUPTED;
}