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-rw-r--r--fs/xfs/scrub/common.c17
-rw-r--r--fs/xfs/scrub/common.h1
-rw-r--r--fs/xfs/scrub/scrub.h1
3 files changed, 19 insertions, 0 deletions
diff --git a/fs/xfs/scrub/common.c b/fs/xfs/scrub/common.c
index 518bff2be0c9..d3e5adc96411 100644
--- a/fs/xfs/scrub/common.c
+++ b/fs/xfs/scrub/common.c
@@ -541,6 +541,10 @@ xfs_scrub_ag_free(
xfs_trans_brelse(sc->tp, sa->agi_bp);
sa->agi_bp = NULL;
}
+ if (sa->pag) {
+ xfs_perag_put(sa->pag);
+ sa->pag = NULL;
+ }
sa->agno = NULLAGNUMBER;
}
@@ -568,6 +572,19 @@ xfs_scrub_ag_init(
return xfs_scrub_ag_btcur_init(sc, sa);
}
+/*
+ * Grab the per-ag structure if we haven't already gotten it. Teardown of the
+ * xfs_scrub_ag will release it for us.
+ */
+void
+xfs_scrub_perag_get(
+ struct xfs_mount *mp,
+ struct xfs_scrub_ag *sa)
+{
+ if (!sa->pag)
+ sa->pag = xfs_perag_get(mp, sa->agno);
+}
+
/* Per-scrubber setup functions */
/*
diff --git a/fs/xfs/scrub/common.h b/fs/xfs/scrub/common.h
index a660087b606e..fbb91a7144fd 100644
--- a/fs/xfs/scrub/common.h
+++ b/fs/xfs/scrub/common.h
@@ -123,6 +123,7 @@ xfs_scrub_setup_quota(struct xfs_scrub_context *sc, struct xfs_inode *ip)
void xfs_scrub_ag_free(struct xfs_scrub_context *sc, struct xfs_scrub_ag *sa);
int xfs_scrub_ag_init(struct xfs_scrub_context *sc, xfs_agnumber_t agno,
struct xfs_scrub_ag *sa);
+void xfs_scrub_perag_get(struct xfs_mount *mp, struct xfs_scrub_ag *sa);
int xfs_scrub_ag_read_headers(struct xfs_scrub_context *sc, xfs_agnumber_t agno,
struct xfs_buf **agi, struct xfs_buf **agf,
struct xfs_buf **agfl);
diff --git a/fs/xfs/scrub/scrub.h b/fs/xfs/scrub/scrub.h
index 2f89a84a0e10..636424d5e2ee 100644
--- a/fs/xfs/scrub/scrub.h
+++ b/fs/xfs/scrub/scrub.h
@@ -51,6 +51,7 @@ struct xfs_scrub_meta_ops {
/* Buffer pointers and btree cursors for an entire AG. */
struct xfs_scrub_ag {
xfs_agnumber_t agno;
+ struct xfs_perag *pag;
/* AG btree roots */
struct xfs_buf *agf_bp;