soc/qman: test: Use kthread_run_on_cpu()

Use the proper API instead of open coding it.

However it looks like kthreads here could be replaced by the use of a
per-cpu workqueue instead.

Signed-off-by: Frederic Weisbecker <[email protected]>

Author: Frederic Weisbecker

drivers/soc/fsl/qbman/qman_test_stash.c

@@ -108,14 +108,12 @@ static int on_all_cpus(int (*fn)(void))
 			.fn = fn,
 			.started = ATOMIC_INIT(0)
 		};
-		struct task_struct *k = kthread_create(bstrap_fn, &bstrap,
-			"hotpotato%d", cpu);
+		struct task_struct *k = kthread_run_on_cpu(bstrap_fn, &bstrap,
+							   cpu, "hotpotato%d");
 		int ret;
 
 		if (IS_ERR(k))
 			return -ENOMEM;
-		kthread_bind(k, cpu);
-		wake_up_process(k);
 		/*
 		 * If we call kthread_stop() before the "wake up" has had an
 		 * effect, then the thread may exit with -EINTR without ever