From: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
Regenerate the AGF and AGFL from the rmap data.
Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
---
fs/xfs/scrub/agheader_repair.c | 493 ++++++++++++++++++++++++++++++++++++++++
fs/xfs/scrub/repair.h | 4
fs/xfs/scrub/scrub.c | 2
3 files changed, 499 insertions(+)
diff --git a/fs/xfs/scrub/agheader_repair.c b/fs/xfs/scrub/agheader_repair.c
index 068a738..a694d8f 100644
--- a/fs/xfs/scrub/agheader_repair.c
+++ b/fs/xfs/scrub/agheader_repair.c
@@ -31,12 +31,18 @@
#include "xfs_sb.h"
#include "xfs_inode.h"
#include "xfs_alloc.h"
+#include "xfs_alloc_btree.h"
#include "xfs_ialloc.h"
+#include "xfs_ialloc_btree.h"
#include "xfs_rmap.h"
+#include "xfs_rmap_btree.h"
+#include "xfs_refcount.h"
+#include "xfs_refcount_btree.h"
#include "scrub/xfs_scrub.h"
#include "scrub/scrub.h"
#include "scrub/common.h"
#include "scrub/trace.h"
+#include "scrub/repair.h"
/* Superblock */
@@ -75,3 +81,490 @@ xfs_repair_superblock(
xfs_trans_log_buf(sc->tp, bp, 0, mp->m_sb.sb_sectsize - 1);
return error;
}
+
+/* AGF */
+
+struct xfs_repair_agf_allocbt {
+ struct xfs_scrub_context *sc;
+ xfs_agblock_t freeblks;
+ xfs_agblock_t longest;
+};
+
+/* Record free space shape information. */
+STATIC int
+xfs_repair_agf_walk_allocbt(
+ struct xfs_btree_cur *cur,
+ struct xfs_alloc_rec_incore *rec,
+ void *priv)
+{
+ struct xfs_repair_agf_allocbt *raa = priv;
+ int error = 0;
+
+ if (xfs_scrub_should_terminate(raa->sc, &error))
+ return error;
+
+ raa->freeblks += rec->ar_blockcount;
+ if (rec->ar_blockcount > raa->longest)
+ raa->longest = rec->ar_blockcount;
+ return error;
+}
+
+/* Does this AGFL look sane? */
+STATIC int
+xfs_repair_agf_check_agfl(
+ struct xfs_scrub_context *sc,
+ struct xfs_agf *agf,
+ __be32 *agfl_bno)
+{
+ struct xfs_mount *mp = sc->mp;
+ xfs_agblock_t bno;
+ unsigned int flfirst;
+ unsigned int fllast;
+ int i;
+
+ if (agf->agf_flcount == cpu_to_be32(0))
+ return 0;
+
+ flfirst = be32_to_cpu(agf->agf_flfirst);
+ fllast = be32_to_cpu(agf->agf_fllast);
+
+ /* first to last is a consecutive list. */
+ if (fllast >= flfirst) {
+ for (i = flfirst; i <= fllast; i++) {
+ bno = be32_to_cpu(agfl_bno[i]);
+ if (!xfs_verify_agbno(mp, sc->sa.agno, bno))
+ return -EFSCORRUPTED;
+ }
+
+ return 0;
+ }
+
+ /* first to the end */
+ for (i = flfirst; i < xfs_agfl_size(mp); i++) {
+ bno = be32_to_cpu(agfl_bno[i]);
+ if (!xfs_verify_agbno(mp, sc->sa.agno, bno))
+ return -EFSCORRUPTED;
+ }
+
+ /* the start to last. */
+ for (i = 0; i <= fllast; i++) {
+ bno = be32_to_cpu(agfl_bno[i]);
+ if (!xfs_verify_agbno(mp, sc->sa.agno, bno))
+ return -EFSCORRUPTED;
+ }
+ return 0;
+}
+
+/* Repair the AGF. */
+int
+xfs_repair_agf(
+ struct xfs_scrub_context *sc,
+ uint32_t scrub_oflags)
+{
+ struct xfs_repair_find_ag_btree fab[] = {
+ {
+ .rmap_owner = XFS_RMAP_OWN_AG,
+ .buf_ops = &xfs_allocbt_buf_ops,
+ .magic = XFS_ABTB_CRC_MAGIC,
+ },
+ {
+ .rmap_owner = XFS_RMAP_OWN_AG,
+ .buf_ops = &xfs_allocbt_buf_ops,
+ .magic = XFS_ABTC_CRC_MAGIC,
+ },
+ {
+ .rmap_owner = XFS_RMAP_OWN_AG,
+ .buf_ops = &xfs_rmapbt_buf_ops,
+ .magic = XFS_RMAP_CRC_MAGIC,
+ },
+ {
+ .rmap_owner = XFS_RMAP_OWN_REFC,
+ .buf_ops = &xfs_refcountbt_buf_ops,
+ .magic = XFS_REFC_CRC_MAGIC,
+ },
+ {
+ .buf_ops = NULL,
+ },
+ };
+ struct xfs_repair_agf_allocbt raa;
+ struct xfs_agf old_agf;
+ struct xfs_mount *mp = sc->mp;
+ struct xfs_buf *agf_bp;
+ struct xfs_buf *agfl_bp;
+ struct xfs_agf *agf;
+ struct xfs_btree_cur *cur = NULL;
+ struct xfs_perag *pag;
+ xfs_agblock_t blocks;
+ xfs_agblock_t freesp_blocks;
+ int error;
+
+ /* We require the rmapbt to rebuild anything. */
+ if (!xfs_sb_version_hasrmapbt(&mp->m_sb))
+ return -EOPNOTSUPP;
+
+ memset(&raa, 0, sizeof(raa));
+ error = xfs_trans_read_buf(mp, sc->tp, mp->m_ddev_targp,
+ XFS_AG_DADDR(mp, sc->sa.agno, XFS_AGF_DADDR(mp)),
+ XFS_FSS_TO_BB(mp, 1), 0, &agf_bp, NULL);
+ if (error)
+ return error;
+ agf_bp->b_ops = &xfs_agf_buf_ops;
+
+ /*
+ * Load the AGFL so that we can screen out OWN_AG blocks that
+ * are on the AGFL now; these blocks might have once been part
+ * of the bno/cnt/rmap btrees but are not now.
+ */
+ error = xfs_alloc_read_agfl(mp, sc->tp, sc->sa.agno, &agfl_bp);
+ if (error)
+ return error;
+ error = xfs_repair_agf_check_agfl(sc, XFS_BUF_TO_AGF(agf_bp),
+ XFS_BUF_TO_AGFL_BNO(mp, agfl_bp));
+ if (error)
+ return error;
+
+ /* Find the btree roots. */
+ error = xfs_repair_find_ag_btree_roots(sc, agf_bp, fab, agfl_bp);
+ if (error)
+ return error;
+ if (fab[0].root == NULLAGBLOCK || fab[0].level > XFS_BTREE_MAXLEVELS ||
+ fab[1].root == NULLAGBLOCK || fab[1].level > XFS_BTREE_MAXLEVELS ||
+ fab[2].root == NULLAGBLOCK || fab[2].level > XFS_BTREE_MAXLEVELS)
+ return -EFSCORRUPTED;
+ if (xfs_sb_version_hasreflink(&mp->m_sb) &&
+ (fab[3].root == NULLAGBLOCK || fab[3].level > XFS_BTREE_MAXLEVELS))
+ return -EFSCORRUPTED;
+
+ /* Start rewriting the header. */
+ agf = XFS_BUF_TO_AGF(agf_bp);
+ old_agf = *agf;
+ /*
+ * We relied on the rmapbt to reconstruct the AGF. If we get a
+ * different root then something's seriously wrong.
+ */
+ if (be32_to_cpu(old_agf.agf_roots[XFS_BTNUM_RMAPi]) != fab[2].root)
+ return -EFSCORRUPTED;
+ memset(agf, 0, mp->m_sb.sb_sectsize);
+ agf->agf_magicnum = cpu_to_be32(XFS_AGF_MAGIC);
+ agf->agf_versionnum = cpu_to_be32(XFS_AGF_VERSION);
+ agf->agf_seqno = cpu_to_be32(sc->sa.agno);
+ agf->agf_length = cpu_to_be32(xfs_ag_block_count(mp, sc->sa.agno));
+ agf->agf_roots[XFS_BTNUM_BNOi] = cpu_to_be32(fab[0].root);
+ agf->agf_roots[XFS_BTNUM_CNTi] = cpu_to_be32(fab[1].root);
+ agf->agf_roots[XFS_BTNUM_RMAPi] = cpu_to_be32(fab[2].root);
+ agf->agf_levels[XFS_BTNUM_BNOi] = cpu_to_be32(fab[0].level);
+ agf->agf_levels[XFS_BTNUM_CNTi] = cpu_to_be32(fab[1].level);
+ agf->agf_levels[XFS_BTNUM_RMAPi] = cpu_to_be32(fab[2].level);
+ agf->agf_flfirst = old_agf.agf_flfirst;
+ agf->agf_fllast = old_agf.agf_fllast;
+ agf->agf_flcount = old_agf.agf_flcount;
+ if (xfs_sb_version_hascrc(&mp->m_sb))
+ uuid_copy(&agf->agf_uuid, &mp->m_sb.sb_meta_uuid);
+ if (xfs_sb_version_hasreflink(&mp->m_sb)) {
+ agf->agf_refcount_root = cpu_to_be32(fab[3].root);
+ agf->agf_refcount_level = cpu_to_be32(fab[3].level);
+ }
+
+ /* Update the AGF counters from the bnobt. */
+ cur = xfs_allocbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno,
+ XFS_BTNUM_BNO);
+ raa.sc = sc;
+ error = xfs_alloc_query_all(cur, xfs_repair_agf_walk_allocbt, &raa);
+ if (error)
+ goto err;
+ error = xfs_btree_count_blocks(cur, &blocks);
+ if (error)
+ goto err;
+ xfs_btree_del_cursor(cur, XFS_BTREE_NOERROR);
+ freesp_blocks = blocks - 1;
+ agf->agf_freeblks = cpu_to_be32(raa.freeblks);
+ agf->agf_longest = cpu_to_be32(raa.longest);
+
+ /* Update the AGF counters from the cntbt. */
+ cur = xfs_allocbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno,
+ XFS_BTNUM_CNT);
+ error = xfs_btree_count_blocks(cur, &blocks);
+ if (error)
+ goto err;
+ xfs_btree_del_cursor(cur, XFS_BTREE_NOERROR);
+ freesp_blocks += blocks - 1;
+
+ /* Update the AGF counters from the rmapbt. */
+ cur = xfs_rmapbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno);
+ error = xfs_btree_count_blocks(cur, &blocks);
+ if (error)
+ goto err;
+ xfs_btree_del_cursor(cur, XFS_BTREE_NOERROR);
+ agf->agf_rmap_blocks = cpu_to_be32(blocks);
+ freesp_blocks += blocks - 1;
+
+ /* Update the AGF counters from the refcountbt. */
+ if (xfs_sb_version_hasreflink(&mp->m_sb)) {
+ cur = xfs_refcountbt_init_cursor(mp, sc->tp, agf_bp,
+ sc->sa.agno, NULL);
+ error = xfs_btree_count_blocks(cur, &blocks);
+ if (error)
+ goto err;
+ xfs_btree_del_cursor(cur, XFS_BTREE_NOERROR);
+ agf->agf_refcount_blocks = cpu_to_be32(blocks);
+ }
+ agf->agf_btreeblks = cpu_to_be32(freesp_blocks);
+ cur = NULL;
+
+ /* Trigger reinitialization of the in-core data. */
+ if (raa.freeblks != be32_to_cpu(old_agf.agf_freeblks) ||
+ freesp_blocks != be32_to_cpu(old_agf.agf_btreeblks) ||
+ raa.longest != be32_to_cpu(old_agf.agf_longest) ||
+ fab[0].level != be32_to_cpu(old_agf.agf_levels[XFS_BTNUM_BNOi]) ||
+ fab[1].level != be32_to_cpu(old_agf.agf_levels[XFS_BTNUM_CNTi]) ||
+ fab[2].level != be32_to_cpu(old_agf.agf_levels[XFS_BTNUM_RMAPi]) ||
+ fab[3].level != be32_to_cpu(old_agf.agf_refcount_level)) {
+ pag = xfs_perag_get(mp, sc->sa.agno);
+ if (pag->pagf_init) {
+ pag->pagf_freeblks = be32_to_cpu(agf->agf_freeblks);
+ pag->pagf_btreeblks = be32_to_cpu(agf->agf_btreeblks);
+ pag->pagf_flcount = be32_to_cpu(agf->agf_flcount);
+ pag->pagf_longest = be32_to_cpu(agf->agf_longest);
+ pag->pagf_levels[XFS_BTNUM_BNOi] =
+ be32_to_cpu(agf->agf_levels[XFS_BTNUM_BNOi]);
+ pag->pagf_levels[XFS_BTNUM_CNTi] =
+ be32_to_cpu(agf->agf_levels[XFS_BTNUM_CNTi]);
+ pag->pagf_levels[XFS_BTNUM_RMAPi] =
+ be32_to_cpu(agf->agf_levels[XFS_BTNUM_RMAPi]);
+ pag->pagf_refcount_level =
+ be32_to_cpu(agf->agf_refcount_level);
+ }
+ xfs_perag_put(pag);
+ sc->reset_counters = true;
+ }
+
+ /* Write this to disk. */
+ xfs_trans_buf_set_type(sc->tp, agf_bp, XFS_BLFT_AGF_BUF);
+ xfs_trans_log_buf(sc->tp, agf_bp, 0, mp->m_sb.sb_sectsize - 1);
+ return error;
+
+err:
+ if (cur)
+ xfs_btree_del_cursor(cur, error ? XFS_BTREE_ERROR :
+ XFS_BTREE_NOERROR);
+ *agf = old_agf;
+ return error;
+}
+
+/* AGFL */
+
+struct xfs_repair_agfl {
+ struct xfs_repair_extent_list freesp_list;
+ struct xfs_repair_extent_list agmeta_list;
+ struct xfs_scrub_context *sc;
+};
+
+/* Record all freespace information. */
+STATIC int
+xfs_repair_agfl_rmap_fn(
+ struct xfs_btree_cur *cur,
+ struct xfs_rmap_irec *rec,
+ void *priv)
+{
+ struct xfs_repair_agfl *ra = priv;
+ struct xfs_buf *bp;
+ xfs_fsblock_t fsb;
+ int i;
+ int error = 0;
+
+ if (xfs_scrub_should_terminate(ra->sc, &error))
+ return error;
+
+ /* Record all the OWN_AG blocks... */
+ if (rec->rm_owner == XFS_RMAP_OWN_AG) {
+ fsb = XFS_AGB_TO_FSB(cur->bc_mp, cur->bc_private.a.agno,
+ rec->rm_startblock);
+ error = xfs_repair_collect_btree_extent(ra->sc,
+ &ra->freesp_list, fsb, rec->rm_blockcount);
+ if (error)
+ return error;
+ }
+
+ /* ...and all the rmapbt blocks... */
+ for (i = 0; i < cur->bc_nlevels && cur->bc_ptrs[i] == 1; i++) {
+ xfs_btree_get_block(cur, i, &bp);
+ if (!bp)
+ continue;
+ fsb = XFS_DADDR_TO_FSB(cur->bc_mp, bp->b_bn);
+ error = xfs_repair_collect_btree_extent(ra->sc,
+ &ra->agmeta_list, fsb, 1);
+ if (error)
+ return error;
+ }
+
+ return 0;
+}
+
+/* Add a btree block to the agmeta list. */
+STATIC int
+xfs_repair_agfl_visit_btblock(
+ struct xfs_btree_cur *cur,
+ int level,
+ void *priv)
+{
+ struct xfs_repair_agfl *ra = priv;
+ struct xfs_buf *bp;
+ xfs_fsblock_t fsb;
+ int error = 0;
+
+ if (xfs_scrub_should_terminate(ra->sc, &error))
+ return error;
+
+ xfs_btree_get_block(cur, level, &bp);
+ if (!bp)
+ return 0;
+
+ fsb = XFS_DADDR_TO_FSB(cur->bc_mp, bp->b_bn);
+ return xfs_repair_collect_btree_extent(ra->sc, &ra->agmeta_list,
+ fsb, 1);
+}
+
+/* Repair the AGFL. */
+int
+xfs_repair_agfl(
+ struct xfs_scrub_context *sc,
+ uint32_t scrub_oflags)
+{
+ struct xfs_repair_agfl ra;
+ struct xfs_owner_info oinfo;
+ struct xfs_mount *mp = sc->mp;
+ struct xfs_buf *agf_bp;
+ struct xfs_buf *agfl_bp;
+ struct xfs_agf *agf;
+ struct xfs_agfl *agfl;
+ struct xfs_btree_cur *cur = NULL;
+ struct xfs_perag *pag;
+ __be32 *agfl_bno;
+ struct xfs_repair_extent *rae;
+ struct xfs_repair_extent *n;
+ xfs_agblock_t flcount;
+ xfs_agblock_t agbno;
+ xfs_agblock_t bno;
+ xfs_agblock_t old_flcount;
+ int error;
+
+ /* We require the rmapbt to rebuild anything. */
+ if (!xfs_sb_version_hasrmapbt(&mp->m_sb))
+ return -EOPNOTSUPP;
+
+ xfs_repair_init_extent_list(&ra.freesp_list);
+ xfs_repair_init_extent_list(&ra.agmeta_list);
+ ra.sc = sc;
+
+ error = xfs_alloc_read_agf(mp, sc->tp, sc->sa.agno, 0, &agf_bp);
+ if (error)
+ return error;
+ if (!agf_bp)
+ return -ENOMEM;
+
+ error = xfs_trans_read_buf(mp, sc->tp, mp->m_ddev_targp,
+ XFS_AG_DADDR(mp, sc->sa.agno, XFS_AGFL_DADDR(mp)),
+ XFS_FSS_TO_BB(mp, 1), 0, &agfl_bp, NULL);
+ if (error)
+ return error;
+ agfl_bp->b_ops = &xfs_agfl_buf_ops;
+
+ /* Find all space used by the free space btrees & rmapbt. */
+ cur = xfs_rmapbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno);
+ error = xfs_rmap_query_all(cur, xfs_repair_agfl_rmap_fn, &ra);
+ if (error)
+ goto err;
+ xfs_btree_del_cursor(cur, XFS_BTREE_NOERROR);
+
+ /* Find all space used by bnobt. */
+ cur = xfs_allocbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno,
+ XFS_BTNUM_BNO);
+ error = xfs_btree_visit_blocks(cur, xfs_repair_agfl_visit_btblock,
+ &ra);
+ if (error)
+ goto err;
+ xfs_btree_del_cursor(cur, XFS_BTREE_NOERROR);
+
+ /* Find all space used by cntbt. */
+ cur = xfs_allocbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno,
+ XFS_BTNUM_CNT);
+ error = xfs_btree_visit_blocks(cur, xfs_repair_agfl_visit_btblock,
+ &ra);
+ if (error)
+ goto err;
+ xfs_btree_del_cursor(cur, XFS_BTREE_NOERROR);
+ cur = NULL;
+
+ /*
+ * Drop the freesp meta blocks that are in use by btrees.
+ * The remaining blocks /should/ be AGFL blocks.
+ */
+ error = xfs_repair_subtract_extents(sc, &ra.freesp_list,
+ &ra.agmeta_list);
+ if (error)
+ goto err;
+ xfs_repair_cancel_btree_extents(sc, &ra.agmeta_list);
+
+ /* Start rewriting the header. */
+ agfl = XFS_BUF_TO_AGFL(agfl_bp);
+ memset(agfl, 0xFF, mp->m_sb.sb_sectsize);
+ agfl->agfl_magicnum = cpu_to_be32(XFS_AGFL_MAGIC);
+ agfl->agfl_seqno = cpu_to_be32(sc->sa.agno);
+ uuid_copy(&agfl->agfl_uuid, &mp->m_sb.sb_meta_uuid);
+
+ /* Fill the AGFL with the remaining blocks. */
+ flcount = 0;
+ agfl_bno = XFS_BUF_TO_AGFL_BNO(mp, agfl_bp);
+ for_each_xfs_repair_extent_safe(rae, n, &ra.freesp_list) {
+ agbno = XFS_FSB_TO_AGBNO(mp, rae->fsbno);
+
+ trace_xfs_repair_agfl_insert(mp, sc->sa.agno, agbno, rae->len);
+
+ for (bno = 0; bno < rae->len; bno++) {
+ if (flcount >= xfs_agfl_size(mp) - 1)
+ break;
+ agfl_bno[flcount + 1] = cpu_to_be32(agbno + bno);
+ flcount++;
+ }
+ rae->fsbno += bno;
+ rae->len -= bno;
+ if (rae->len)
+ break;
+ list_del(&rae->list);
+ kmem_free(rae);
+ }
+
+ /* Update the AGF counters. */
+ agf = XFS_BUF_TO_AGF(agf_bp);
+ old_flcount = be32_to_cpu(agf->agf_flcount);
+ agf->agf_flfirst = cpu_to_be32(1);
+ agf->agf_flcount = cpu_to_be32(flcount);
+ agf->agf_fllast = cpu_to_be32(flcount);
+
+ /* Trigger reinitialization of the in-core data. */
+ if (flcount != old_flcount) {
+ pag = xfs_perag_get(mp, sc->sa.agno);
+ if (pag->pagf_init)
+ pag->pagf_flcount = flcount;
+ xfs_perag_put(pag);
+ sc->reset_counters = true;
+ }
+
+ /* Write AGF and AGFL to disk. */
+ xfs_alloc_log_agf(sc->tp, agf_bp,
+ XFS_AGF_FLFIRST | XFS_AGF_FLLAST | XFS_AGF_FLCOUNT);
+ xfs_trans_buf_set_type(sc->tp, agfl_bp, XFS_BLFT_AGFL_BUF);
+ xfs_trans_log_buf(sc->tp, agfl_bp, 0, mp->m_sb.sb_sectsize - 1);
+
+ /* Dump any AGFL overflow. */
+ xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_AG);
+ return xfs_repair_reap_btree_extents(sc, &ra.freesp_list, &oinfo,
+ XFS_AG_RESV_AGFL);
+err:
+ xfs_repair_cancel_btree_extents(sc, &ra.agmeta_list);
+ xfs_repair_cancel_btree_extents(sc, &ra.freesp_list);
+ if (cur)
+ xfs_btree_del_cursor(cur, error ? XFS_BTREE_ERROR :
+ XFS_BTREE_NOERROR);
+ return error;
+}
diff --git a/fs/xfs/scrub/repair.h b/fs/xfs/scrub/repair.h
index ef9cf9c..6ed568a 100644
--- a/fs/xfs/scrub/repair.h
+++ b/fs/xfs/scrub/repair.h
@@ -111,6 +111,8 @@ int xfs_repair_setup_btree_extent_collection(struct xfs_scrub_context *sc);
/* Metadata repairers */
int xfs_repair_superblock(struct xfs_scrub_context *sc, uint32_t scrub_oflags);
+int xfs_repair_agf(struct xfs_scrub_context *sc, uint32_t scrub_oflags);
+int xfs_repair_agfl(struct xfs_scrub_context *sc, uint32_t scrub_oflags);
#else
@@ -133,6 +135,8 @@ xfs_repair_calc_ag_resblks(
# define xfs_repair_probe (NULL)
# define xfs_repair_reset_counters xfs_repair_fail
# define xfs_repair_superblock (NULL)
+# define xfs_repair_agf (NULL)
+# define xfs_repair_agfl (NULL)
#endif /* IS_ENABLED(CONFIG_XFS_ONLINE_REPAIR) */
diff --git a/fs/xfs/scrub/scrub.c b/fs/xfs/scrub/scrub.c
index 739b62d..8c7967c 100644
--- a/fs/xfs/scrub/scrub.c
+++ b/fs/xfs/scrub/scrub.c
@@ -220,11 +220,13 @@ static const struct xfs_scrub_meta_ops meta_scrub_ops[] = {
.type = ST_PERAG,
.setup = xfs_scrub_setup_fs,
.scrub = xfs_scrub_agf,
+ .repair = xfs_repair_agf,
},
[XFS_SCRUB_TYPE_AGFL]= { /* agfl */
.type = ST_PERAG,
.setup = xfs_scrub_setup_fs,
.scrub = xfs_scrub_agfl,
+ .repair = xfs_repair_agfl,
},
[XFS_SCRUB_TYPE_AGI] = { /* agi */
.type = ST_PERAG,
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