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-rw-r--r--fs/xfs/scrub/common.h5
-rw-r--r--fs/xfs/scrub/repair.h11
-rw-r--r--fs/xfs/scrub/scrub.c12
-rw-r--r--fs/xfs/scrub/trace.h2
4 files changed, 23 insertions, 7 deletions
diff --git a/fs/xfs/scrub/common.h b/fs/xfs/scrub/common.h
index 47148cc4a833..eb00d48590f2 100644
--- a/fs/xfs/scrub/common.h
+++ b/fs/xfs/scrub/common.h
@@ -179,7 +179,6 @@ static inline bool xchk_skip_xref(struct xfs_scrub_metadata *sm)
bool xchk_dir_looks_zapped(struct xfs_inode *dp);
bool xchk_pptr_looks_zapped(struct xfs_inode *ip);
-#ifdef CONFIG_XFS_ONLINE_REPAIR
/* Decide if a repair is required. */
static inline bool xchk_needs_repair(const struct xfs_scrub_metadata *sm)
{
@@ -199,10 +198,6 @@ static inline bool xchk_could_repair(const struct xfs_scrub *sc)
return (sc->sm->sm_flags & XFS_SCRUB_IFLAG_REPAIR) &&
!(sc->flags & XREP_ALREADY_FIXED);
}
-#else
-# define xchk_needs_repair(sc) (false)
-# define xchk_could_repair(sc) (false)
-#endif /* CONFIG_XFS_ONLINE_REPAIR */
int xchk_metadata_inode_forks(struct xfs_scrub *sc);
diff --git a/fs/xfs/scrub/repair.h b/fs/xfs/scrub/repair.h
index 0e0dc2bf985c..96180176c582 100644
--- a/fs/xfs/scrub/repair.h
+++ b/fs/xfs/scrub/repair.h
@@ -163,7 +163,16 @@ bool xrep_buf_verify_struct(struct xfs_buf *bp, const struct xfs_buf_ops *ops);
#else
#define xrep_ino_dqattach(sc) (0)
-#define xrep_will_attempt(sc) (false)
+
+/*
+ * When online repair is not built into the kernel, we still want to attempt
+ * the repair so that the stub xrep_attempt below will return EOPNOTSUPP.
+ */
+static inline bool xrep_will_attempt(const struct xfs_scrub *sc)
+{
+ return (sc->sm->sm_flags & XFS_SCRUB_IFLAG_FORCE_REBUILD) ||
+ xchk_needs_repair(sc->sm);
+}
static inline int
xrep_attempt(
diff --git a/fs/xfs/scrub/scrub.c b/fs/xfs/scrub/scrub.c
index 4cbcf7a86dbe..5c266d2842db 100644
--- a/fs/xfs/scrub/scrub.c
+++ b/fs/xfs/scrub/scrub.c
@@ -149,6 +149,18 @@ xchk_probe(
if (xchk_should_terminate(sc, &error))
return error;
+ /*
+ * If the caller is probing to see if repair works but repair isn't
+ * built into the kernel, return EOPNOTSUPP because that's the signal
+ * that userspace expects. If online repair is built in, set the
+ * CORRUPT flag (without any of the usual tracing/logging) to force us
+ * into xrep_probe.
+ */
+ if (xchk_could_repair(sc)) {
+ if (!IS_ENABLED(CONFIG_XFS_ONLINE_REPAIR))
+ return -EOPNOTSUPP;
+ sc->sm->sm_flags |= XFS_SCRUB_OFLAG_CORRUPT;
+ }
return 0;
}
diff --git a/fs/xfs/scrub/trace.h b/fs/xfs/scrub/trace.h
index da773fee8638..2fbc8508ccdf 100644
--- a/fs/xfs/scrub/trace.h
+++ b/fs/xfs/scrub/trace.h
@@ -467,7 +467,7 @@ DECLARE_EVENT_CLASS(xchk_dqiter_class,
__field(xfs_exntst_t, state)
),
TP_fast_assign(
- __entry->dev = cursor->sc->ip->i_mount->m_super->s_dev;
+ __entry->dev = cursor->sc->mp->m_super->s_dev;
__entry->dqtype = cursor->dqtype;
__entry->ino = cursor->quota_ip->i_ino;
__entry->cur_id = cursor->id;