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Commit 14562d1c authored by Paul E. McKenney's avatar Paul E. McKenney
Browse files

rcutorture: Announce task creation 



A few "stealth-start rcutorture kthreads" have accumulated over the years,
so this commit adds console-log announcements (but only if the torture
tests are running verbose).

Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: default avatarJosh Triplett <josh@joshtriplett.org>
parent 01025ebc

kernel/rcu/rcutorture.c

+4 −0
Original line number Diff line number Diff line
@@ -1120,6 +1120,7 @@ static int __init rcu_torture_stall_init(void) 


	if (stall_cpu <= 0)

		return 0;

	VERBOSE_TOROUT_STRING("Creating rcu_torture_stall task");

	stall_task = kthread_run(rcu_torture_stall, NULL, "rcu_torture_stall");

	if (IS_ERR(stall_task)) {

		ret = PTR_ERR(stall_task);
@@ -1242,6 +1243,7 @@ static int rcu_torture_barrier_init(void) 
		return -ENOMEM;

	for (i = 0; i < n_barrier_cbs; i++) {

		init_waitqueue_head(&barrier_cbs_wq[i]);

		VERBOSE_TOROUT_STRING("Creating rcu_torture_barrier_cbs task");

		barrier_cbs_tasks[i] = kthread_run(rcu_torture_barrier_cbs,

						   (void *)(long)i,

						   "rcu_torture_barrier_cbs");
@@ -1253,6 +1255,7 @@ static int rcu_torture_barrier_init(void) 
		}

		torture_shuffle_task_register(barrier_cbs_tasks[i]);

	}

	VERBOSE_TOROUT_STRING("Creating rcu_torture_barrier task");

	barrier_task = kthread_run(rcu_torture_barrier, NULL,

				   "rcu_torture_barrier");

	if (IS_ERR(barrier_task)) {
@@ -1606,6 +1609,7 @@ rcu_torture_init(void) 
		fqs_duration = 0;

	if (fqs_duration) {

		/* Create the fqs thread */

		VERBOSE_TOROUT_STRING("Creating rcu_torture_fqs task");

		fqs_task = kthread_run(rcu_torture_fqs, NULL,

				       "rcu_torture_fqs");

		if (IS_ERR(fqs_task)) {

kernel/torture.c

+4 −0
Original line number Diff line number Diff line
@@ -187,6 +187,7 @@ int torture_onoff_init(long ooholdoff, long oointerval) 
	onoff_interval = oointerval;

	if (onoff_interval <= 0)

		return 0;

	VERBOSE_TOROUT_STRING("Creating torture_onoff task");

	onoff_task = kthread_run(torture_onoff, NULL, "torture_onoff");

	if (IS_ERR(onoff_task)) {

		ret = PTR_ERR(onoff_task);
@@ -390,6 +391,7 @@ int torture_shuffle_init(long shuffint) 
	}



	/* Create the shuffler thread */

	VERBOSE_TOROUT_STRING("Creating torture_shuffle task");

	shuffler_task = kthread_run(torture_shuffle, NULL, "torture_shuffle");

	if (IS_ERR(shuffler_task)) {

		ret = PTR_ERR(shuffler_task);
@@ -486,6 +488,7 @@ int torture_shutdown_init(int ssecs, void (*cleanup)(void)) 
	shutdown_secs = ssecs;

	torture_shutdown_hook = cleanup;

	if (shutdown_secs > 0) {

		VERBOSE_TOROUT_STRING("Creating torture_shutdown task");

		shutdown_time = jiffies + shutdown_secs * HZ;

		shutdown_task = kthread_create(torture_shutdown, NULL,

					       "torture_shutdown");
@@ -592,6 +595,7 @@ int torture_stutter_init(int s) 
	int ret;



	stutter = s;

	VERBOSE_TOROUT_STRING("Creating torture_stutter task");

	stutter_task = kthread_run(torture_stutter, NULL, "torture_stutter");

	if (IS_ERR(stutter_task)) {

		ret = PTR_ERR(stutter_task);