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path: root/fs/xfs/scrub/scrub.c
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Diffstat (limited to 'fs/xfs/scrub/scrub.c')
-rw-r--r--fs/xfs/scrub/scrub.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/xfs/scrub/scrub.c b/fs/xfs/scrub/scrub.c
index 15c8c5f3f688..720bef577998 100644
--- a/fs/xfs/scrub/scrub.c
+++ b/fs/xfs/scrub/scrub.c
@@ -167,6 +167,7 @@ xchk_teardown(
xfs_irele(sc->ip);
sc->ip = NULL;
}
+ sb_end_write(sc->mp->m_super);
if (sc->flags & XCHK_REAPING_DISABLED)
xchk_start_reaping(sc);
if (sc->flags & XCHK_HAS_QUOTAOFFLOCK) {
@@ -489,6 +490,14 @@ xfs_scrub_metadata(
sc.ops = &meta_scrub_ops[sm->sm_type];
sc.sick_mask = xchk_health_mask_for_scrub_type(sm->sm_type);
retry_op:
+ /*
+ * If freeze runs concurrently with a scrub, the freeze can be delayed
+ * indefinitely as we walk the filesystem and iterate over metadata
+ * buffers. Freeze quiesces the log (which waits for the buffer LRU to
+ * be emptied) and that won't happen while checking is running.
+ */
+ sb_start_write(mp->m_super);
+
/* Set up for the operation. */
error = sc.ops->setup(&sc, ip);
if (error)