staging/lustre/libcfs: remove schedule_timeout_and_set_state

Cc: Andreas Dilger <[e-mail]>
Cc: Oleg Drokin <[e-mail]>
Signed-off-by: Peng Tao <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/lustre/include/linux/libcfs/libcfs_prim.h

···
  * Timer
  */
 typedef  void (cfs_timer_func_t)(ulong_ptr_t);
-void schedule_timeout_and_set_state(long, int64_t);
 
 void add_wait_queue_exclusive_head(wait_queue_head_t *, wait_queue_t *);
 

drivers/staging/lustre/lnet/lnet/router.c

···
 		/* Call cfs_pause() here always adds 1 to load average
 		 * because kernel counts # active tasks as nr_running
 		 * + nr_uninterruptible. */
-		schedule_timeout_and_set_state(TASK_INTERRUPTIBLE,
-						   cfs_time_seconds(1));
+		set_current_state(TASK_INTERRUPTIBLE);
+		schedule_timeout(cfs_time_seconds(1));
 	}
 
 	LASSERT(the_lnet.ln_rc_state == LNET_RC_STATE_STOPPING);

drivers/staging/lustre/lustre/ldlm/ldlm_lockd.c

···
 	if (OBD_FAIL_CHECK(OBD_FAIL_LDLM_CANCEL_BL_CB_RACE)) {
 		int to = cfs_time_seconds(1);
 		while (to > 0) {
-			schedule_timeout_and_set_state(
-				TASK_INTERRUPTIBLE, to);
+			set_current_state(TASK_INTERRUPTIBLE);
+			schedule_timeout(to);
 			if (lock->l_granted_mode == lock->l_req_mode ||
 			    lock->l_flags & LDLM_FL_DESTROYED)
 				break;

drivers/staging/lustre/lustre/libcfs/fail.c

···
 	if (ret) {
 		CERROR("cfs_fail_timeout id %x sleeping for %dms\n",
 		       id, ms);
-		schedule_timeout_and_set_state(TASK_UNINTERRUPTIBLE,
-						   cfs_time_seconds(ms) / 1000);
+		set_current_state(TASK_UNINTERRUPTIBLE);
+		schedule_timeout(cfs_time_seconds(ms) / 1000);
 		set_current_state(TASK_RUNNING);
 		CERROR("cfs_fail_timeout id %x awake\n", id);
 	}

drivers/staging/lustre/lustre/libcfs/linux/linux-prim.c

···
 }
 EXPORT_SYMBOL(add_wait_queue_exclusive_head);
 
-void
-schedule_timeout_and_set_state(long state, int64_t timeout)
-{
-	set_current_state(state);
-	schedule_timeout(timeout);
-}
-EXPORT_SYMBOL(schedule_timeout_and_set_state);
-
 /* deschedule for a bit... */
 void
 cfs_pause(cfs_duration_t ticks)

drivers/staging/lustre/lustre/obdclass/genops.c

···
 	spin_lock(&obd->obd_dev_lock);
 	while (!list_empty(&obd->obd_unlinked_exports)) {
 		spin_unlock(&obd->obd_dev_lock);
-		schedule_timeout_and_set_state(TASK_UNINTERRUPTIBLE,
-						   cfs_time_seconds(waited));
+		set_current_state(TASK_UNINTERRUPTIBLE);
+		schedule_timeout(cfs_time_seconds(waited));
 		if (waited > 5 && IS_PO2(waited)) {
 			LCONSOLE_WARN("%s is waiting for obd_unlinked_exports "
 				      "more than %d seconds. "

drivers/staging/lustre/lustre/obdecho/echo.c

···
 
 	/* XXX Bug 3413; wait for a bit to ensure the BL callback has
 	 * happened before calling ldlm_namespace_free() */
-	schedule_timeout_and_set_state(TASK_UNINTERRUPTIBLE, cfs_time_seconds(1));
+	set_current_state(TASK_UNINTERRUPTIBLE);
+	schedule_timeout(cfs_time_seconds(1));
 
 	ldlm_namespace_free(obd->obd_namespace, NULL, obd->obd_force);
 	obd->obd_namespace = NULL;

drivers/staging/lustre/lustre/obdecho/echo_client.c

···
 		spin_unlock(&ec->ec_lock);
 		CERROR("echo_client still has objects at cleanup time, "
 		       "wait for 1 second\n");
-		schedule_timeout_and_set_state(TASK_UNINTERRUPTIBLE,
-						   cfs_time_seconds(1));
+		set_current_state(TASK_UNINTERRUPTIBLE);
+		schedule_timeout(cfs_time_seconds(1));
 		lu_site_purge(env, &ed->ed_site->cs_lu, -1);
 		spin_lock(&ec->ec_lock);
 	}

drivers/staging/lustre/lustre/ptlrpc/sec.c

···
 		       "ctx (%p, fl %lx) doesn't switch, relax a little bit\n",
 		       newctx, newctx->cc_flags);
 
-		schedule_timeout_and_set_state(TASK_INTERRUPTIBLE,
-						   HZ);
+		set_current_state(TASK_INTERRUPTIBLE);
+		schedule_timeout(HZ);
 	} else {
 		/*
 		 * it's possible newctx == oldctx if we're switching