drbd: Implemented conn_lowest_conn() (19f83c76) · Commits · 戴 / test

drivers/block/drbd/drbd_nl.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1590,7 +1590,7 @@ int drbd_adm_attach(struct sk_buff skb, struct genl_info info)

		static int adm_detach(struct drbd_conf *mdev)
		{
		enum drbd_ret_code retcode;
		enum drbd_state_rv retcode;
		drbd_suspend_io(mdev); /* so no-one is stuck in drbd_al_begin_io */
		retcode = drbd_request_state(mdev, NS(disk, D_DISKLESS));
		wait_event(mdev->misc_wait,

+12 −0

Original line number	Diff line number	Diff line
		@@ -133,6 +133,18 @@ enum drbd_disk_state conn_highest_pdsk(struct drbd_tconn *tconn)
		return ds;
		}

		enum drbd_conns conn_lowest_conn(struct drbd_tconn *tconn)
		{
		enum drbd_conns conn = C_MASK;
		struct drbd_conf *mdev;
		int vnr;

		idr_for_each_entry(&tconn->volumes, mdev, vnr)
		conn = min_t(enum drbd_conns, conn, mdev->state.conn);

		return conn;
		}

		/**
		* cl_wide_st_chg() - true if the state change is a cluster wide one
		* @mdev: DRBD device.

+1 −0

Original line number	Diff line number	Diff line
		@@ -154,5 +154,6 @@ 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_highest_pdsk(struct drbd_tconn *tconn);
		enum drbd_conns conn_lowest_conn(struct drbd_tconn *tconn);

		#endif