drbd: Implemented conn_lowest_disk() (4669265a) · Commits · 戴 / test

drivers/block/drbd/drbd_state.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -121,6 +121,18 @@ enum drbd_disk_state conn_highest_disk(struct drbd_tconn *tconn)
		return ds;
		}

		enum drbd_disk_state conn_lowest_disk(struct drbd_tconn *tconn)
		{
		enum drbd_disk_state ds = D_MASK;
		struct drbd_conf *mdev;
		int vnr;

		idr_for_each_entry(&tconn->volumes, mdev, vnr)
		ds = min_t(enum drbd_disk_state, ds, mdev->state.disk);

		return ds;
		}

		enum drbd_disk_state conn_highest_pdsk(struct drbd_tconn *tconn)
		{
		enum drbd_disk_state ds = D_DISKLESS;

+1 −0

Original line number	Diff line number	Diff line
		@@ -153,6 +153,7 @@ static inline int drbd_request_state(struct drbd_conf *mdev,
		enum drbd_role conn_highest_role(struct drbd_tconn *tconn);
		enum drbd_role conn_highest_peer(struct drbd_tconn *tconn);
		enum drbd_disk_state conn_highest_disk(struct drbd_tconn *tconn);
		enum drbd_disk_state conn_lowest_disk(struct drbd_tconn *tconn);
		enum drbd_disk_state conn_highest_pdsk(struct drbd_tconn *tconn);
		enum drbd_conns conn_lowest_conn(struct drbd_tconn *tconn);