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-rw-r--r--fs/xfs/scrub/common.h5
-rw-r--r--fs/xfs/scrub/inode_repair.c12
-rw-r--r--fs/xfs/scrub/orphanage.c9
-rw-r--r--fs/xfs/scrub/repair.h11
-rw-r--r--fs/xfs/scrub/scrub.c12
5 files changed, 37 insertions, 12 deletions
diff --git a/fs/xfs/scrub/common.h b/fs/xfs/scrub/common.h
index bdcd40f0ec74..19877d99f255 100644
--- a/fs/xfs/scrub/common.h
+++ b/fs/xfs/scrub/common.h
@@ -224,7 +224,6 @@ 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)
{
@@ -244,10 +243,6 @@ 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/inode_repair.c b/fs/xfs/scrub/inode_repair.c
index 2f641b6d663e..13ff1c933cb8 100644
--- a/fs/xfs/scrub/inode_repair.c
+++ b/fs/xfs/scrub/inode_repair.c
@@ -1055,9 +1055,17 @@ xrep_dinode_check_dfork(
return true;
break;
case S_IFREG:
- if (fmt == XFS_DINODE_FMT_LOCAL)
+ switch (fmt) {
+ case XFS_DINODE_FMT_LOCAL:
return true;
- fallthrough;
+ case XFS_DINODE_FMT_EXTENTS:
+ case XFS_DINODE_FMT_BTREE:
+ case XFS_DINODE_FMT_META_BTREE:
+ break;
+ default:
+ return true;
+ }
+ break;
case S_IFLNK:
case S_IFDIR:
switch (fmt) {
diff --git a/fs/xfs/scrub/orphanage.c b/fs/xfs/scrub/orphanage.c
index c287c755f2c5..3537f3cca6d5 100644
--- a/fs/xfs/scrub/orphanage.c
+++ b/fs/xfs/scrub/orphanage.c
@@ -167,10 +167,11 @@ xrep_orphanage_create(
* directory to control access to a file we put in here.
*/
if (d_really_is_negative(orphanage_dentry)) {
- error = vfs_mkdir(&nop_mnt_idmap, root_inode, orphanage_dentry,
- 0750);
- if (error)
- goto out_dput_orphanage;
+ orphanage_dentry = vfs_mkdir(&nop_mnt_idmap, root_inode,
+ orphanage_dentry, 0750);
+ error = PTR_ERR(orphanage_dentry);
+ if (IS_ERR(orphanage_dentry))
+ goto out_unlock_root;
}
/* Not a directory? Bail out. */
diff --git a/fs/xfs/scrub/repair.h b/fs/xfs/scrub/repair.h
index 823c00d1a502..af0a3a9e5ed9 100644
--- a/fs/xfs/scrub/repair.h
+++ b/fs/xfs/scrub/repair.h
@@ -191,7 +191,16 @@ int xrep_reset_metafile_resv(struct xfs_scrub *sc);
#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 7567dd5cad14..6fa9e3e5bab7 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;
}