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-rw-r--r--fs/xfs/libxfs/xfs_fs.h6
-rw-r--r--fs/xfs/scrub/scrub.c11
-rw-r--r--fs/xfs/scrub/trace.h3
3 files changed, 17 insertions, 3 deletions
diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h
index 2cbf9ea39b8c..6360073865db 100644
--- a/fs/xfs/libxfs/xfs_fs.h
+++ b/fs/xfs/libxfs/xfs_fs.h
@@ -743,7 +743,11 @@ struct xfs_scrub_metadata {
*/
#define XFS_SCRUB_OFLAG_NO_REPAIR_NEEDED (1u << 7)
-#define XFS_SCRUB_FLAGS_IN (XFS_SCRUB_IFLAG_REPAIR)
+/* i: Rebuild the data structure. */
+#define XFS_SCRUB_IFLAG_FORCE_REBUILD (1u << 8)
+
+#define XFS_SCRUB_FLAGS_IN (XFS_SCRUB_IFLAG_REPAIR | \
+ XFS_SCRUB_IFLAG_FORCE_REBUILD)
#define XFS_SCRUB_FLAGS_OUT (XFS_SCRUB_OFLAG_CORRUPT | \
XFS_SCRUB_OFLAG_PREEN | \
XFS_SCRUB_OFLAG_XFAIL | \
diff --git a/fs/xfs/scrub/scrub.c b/fs/xfs/scrub/scrub.c
index aade9d3b0283..e92129d74462 100644
--- a/fs/xfs/scrub/scrub.c
+++ b/fs/xfs/scrub/scrub.c
@@ -409,6 +409,11 @@ xchk_validate_inputs(
goto out;
}
+ /* No rebuild without repair. */
+ if ((sm->sm_flags & XFS_SCRUB_IFLAG_FORCE_REBUILD) &&
+ !(sm->sm_flags & XFS_SCRUB_IFLAG_REPAIR))
+ return -EINVAL;
+
/*
* We only want to repair read-write v5+ filesystems. Defer the check
* for ops->repair until after our scrub confirms that we need to
@@ -537,8 +542,12 @@ retry_op:
!(sc->flags & XREP_ALREADY_FIXED)) {
bool needs_fix = xchk_needs_repair(sc->sm);
+ /* Userspace asked us to rebuild the structure regardless. */
+ if (sc->sm->sm_flags & XFS_SCRUB_IFLAG_FORCE_REBUILD)
+ needs_fix = true;
+
/* Let debug users force us into the repair routines. */
- if (XFS_TEST_ERROR(false, mp, XFS_ERRTAG_FORCE_SCRUB_REPAIR))
+ if (XFS_TEST_ERROR(needs_fix, mp, XFS_ERRTAG_FORCE_SCRUB_REPAIR))
needs_fix = true;
/*
diff --git a/fs/xfs/scrub/trace.h b/fs/xfs/scrub/trace.h
index 98f6773f3ec1..fca99e831466 100644
--- a/fs/xfs/scrub/trace.h
+++ b/fs/xfs/scrub/trace.h
@@ -98,7 +98,8 @@ TRACE_DEFINE_ENUM(XFS_SCRUB_TYPE_FSCOUNTERS);
{ XFS_SCRUB_OFLAG_XCORRUPT, "xcorrupt" }, \
{ XFS_SCRUB_OFLAG_INCOMPLETE, "incomplete" }, \
{ XFS_SCRUB_OFLAG_WARNING, "warning" }, \
- { XFS_SCRUB_OFLAG_NO_REPAIR_NEEDED, "norepair" }
+ { XFS_SCRUB_OFLAG_NO_REPAIR_NEEDED, "norepair" }, \
+ { XFS_SCRUB_IFLAG_FORCE_REBUILD, "rebuild" }
#define XFS_SCRUB_STATE_STRINGS \
{ XCHK_TRY_HARDER, "try_harder" }, \