luck/tmp_suning_uos_patched
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xfs: support inode btree blockcounts in online scrub

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Add the necessary bits to the online scrub code to check the inode btree
counters when enabled.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
This commit is contained in:
Darrick J. Wong 2020-08-26 10:48:50 -07:00
parent 1ac35f061a
commit 1dbbff029f
1 changed files with 30 additions and 0 deletions
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30
fs/xfs/scrub/agheader.c
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@ -781,6 +781,35 @@ xchk_agi_xref_icounts(
xchk_block_xref_set_corrupt(sc, sc->sa.agi_bp);
}
/* Check agi_[fi]blocks against tree size */
static inline void
xchk_agi_xref_fiblocks(
struct xfs_scrub *sc)
{
struct xfs_agi *agi = sc->sa.agi_bp->b_addr;
xfs_agblock_t blocks;
int error = 0;
if (!xfs_sb_version_hasinobtcounts(&sc->mp->m_sb))
return;
if (sc->sa.ino_cur) {
error = xfs_btree_count_blocks(sc->sa.ino_cur, &blocks);
if (!xchk_should_check_xref(sc, &error, &sc->sa.ino_cur))
return;
if (blocks != be32_to_cpu(agi->agi_iblocks))
xchk_block_xref_set_corrupt(sc, sc->sa.agi_bp);
}
if (sc->sa.fino_cur) {
error = xfs_btree_count_blocks(sc->sa.fino_cur, &blocks);
if (!xchk_should_check_xref(sc, &error, &sc->sa.fino_cur))
return;
if (blocks != be32_to_cpu(agi->agi_fblocks))
xchk_block_xref_set_corrupt(sc, sc->sa.agi_bp);
}
}
/* Cross-reference with the other btrees. */
STATIC void
xchk_agi_xref(
@ -804,6 +833,7 @@ xchk_agi_xref(
xchk_agi_xref_icounts(sc);
xchk_xref_is_owned_by(sc, agbno, 1, &XFS_RMAP_OINFO_FS);
xchk_xref_is_not_shared(sc, agbno, 1);
xchk_agi_xref_fiblocks(sc);
/* scrub teardown will take care of sc->sa for us */
}