drbd: Only downgrade the disk state in case of disk failures

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index 2c38752ca8d6..5c994739d11e 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -1827,7 +1827,8 @@ static inline void __drbd_chk_io_error_(struct drbd_conf *mdev, int forcedetach,
                 if (!forcedetach) {
                         if (__ratelimit(&drbd_ratelimit_state))
                                 dev_err(DEV, "Local IO failed in %s.\n", where);
-                        _drbd_set_state(_NS(mdev, disk, D_INCONSISTENT), CS_HARD, NULL);
+                        if (mdev->state.disk > D_INCONSISTENT)
+                                _drbd_set_state(_NS(mdev, disk, D_INCONSISTENT), CS_HARD, NULL);
                         break;
                 }
                 /* NOTE fall through to detach case if forcedetach set */