dm cache: display 'needs_check' in status if it is set

[firefly-linux-kernel-4.4.55.git] / drivers / md / dm-cache-target.c

diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c
index 1b4e1756b169dab9d7377dcea444087176830652..4afa34d7b8adda5fb9166e23d4ebafe8dec3157f 100644 (file)
--- a/drivers/md/dm-cache-target.c
+++ b/drivers/md/dm-cache-target.c
@@ -3496,7 +3496,7 @@ static void cache_resume(struct dm_target *ti)
  * <#demotions> <#promotions> <#dirty>
  * <#features> <features>*
  * <#core args> <core args>
- * <policy name> <#policy args> <policy args>* <cache metadata mode>
+ * <policy name> <#policy args> <policy args>* <cache metadata mode> <needs_check>
  */
 static void cache_status(struct dm_target *ti, status_type_t type,
                         unsigned status_flags, char *result, unsigned maxlen)
@@ -3582,6 +3582,11 @@ static void cache_status(struct dm_target *ti, status_type_t type,
                else
                        DMEMIT("rw ");
 
+               if (dm_cache_metadata_needs_check(cache->cmd))
+                       DMEMIT("needs_check ");
+               else
+                       DMEMIT("- ");
+
                break;
 
        case STATUSTYPE_TABLE:
@@ -3820,7 +3825,7 @@ static void cache_io_hints(struct dm_target *ti, struct queue_limits *limits)
 
 static struct target_type cache_target = {
        .name = "cache",
-       .version = {1, 7, 0},
+       .version = {1, 8, 0},
        .module = THIS_MODULE,
        .ctr = cache_ctr,
        .dtr = cache_dtr,