diff options
Diffstat (limited to 'fs/xfs/scrub/refcount.c')
| -rw-r--r-- | fs/xfs/scrub/refcount.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/fs/xfs/scrub/refcount.c b/fs/xfs/scrub/refcount.c index 4dd1ea01a220..a5cfa1fad850 100644 --- a/fs/xfs/scrub/refcount.c +++ b/fs/xfs/scrub/refcount.c @@ -564,3 +564,24 @@ xchk_xref_is_not_shared( if (keyfill != XFS_BTREE_KEYFILL_EMPTY) xchk_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); } + +/* xref check that the extent is not being used for CoW staging. */ +void +xchk_xref_is_not_cow_staging( + struct xfs_scrub *sc, + xfs_agblock_t agbno, + xfs_extlen_t len) +{ + enum xfs_btree_keyfill keyfill; + int error; + + if (!sc->sa.refc_cur || xchk_skip_xref(sc->sm)) + return; + + error = xfs_refcount_scan_keyfill(sc->sa.refc_cur, XFS_RCDOM_COW, + agbno, len, &keyfill); + if (!xchk_should_check_xref(sc, &error, &sc->sa.refc_cur)) + return; + if (keyfill != XFS_BTREE_KEYFILL_EMPTY) + xchk_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); +} |