md: do not count blocked devices as spares
remove_and_add_spares() assumes that failed devices have been hot-removed
from the array. Removal is skipped in the 'blocked' case so do not count a
device in this state as 'spare'.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 0f1b830..c7aae66 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -5996,7 +5996,8 @@
if (mddev->degraded) {
rdev_for_each(rdev, rtmp, mddev) {
if (rdev->raid_disk >= 0 &&
- !test_bit(In_sync, &rdev->flags))
+ !test_bit(In_sync, &rdev->flags) &&
+ !test_bit(Blocked, &rdev->flags))
spares++;
if (rdev->raid_disk < 0
&& !test_bit(Faulty, &rdev->flags)) {