md: show journal for journal disk in disk state sysfs

Journal disk state sysfs entry should indicate it's journal

Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: NeilBrown <neilb@suse.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/md/md.c b/drivers/md/md.c
index fe67272d0b1b..5744829b7d05 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -2520,6 +2520,10 @@ state_show(struct md_rdev *rdev, char *page)
                 len += sprintf(page+len, "%sin_sync",sep);
                 sep = ",";
         }
+        if (test_bit(Journal, &flags)) {
+                len += sprintf(page+len, "%sjournal",sep);
+                sep = ",";
+        }
         if (test_bit(WriteMostly, &flags)) {
                 len += sprintf(page+len, "%swrite_mostly",sep);
                 sep = ",";