diff options
Diffstat (limited to 'kernel/rcutorture.c')
-rw-r--r-- | kernel/rcutorture.c | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/kernel/rcutorture.c b/kernel/rcutorture.c index 0f0ff1556b5d..e2bda18f6f42 100644 --- a/kernel/rcutorture.c +++ b/kernel/rcutorture.c | |||
@@ -464,9 +464,47 @@ static struct rcu_torture_ops srcu_ops = { | |||
464 | .name = "srcu" | 464 | .name = "srcu" |
465 | }; | 465 | }; |
466 | 466 | ||
467 | /* | ||
468 | * Definitions for sched torture testing. | ||
469 | */ | ||
470 | |||
471 | static int sched_torture_read_lock(void) | ||
472 | { | ||
473 | preempt_disable(); | ||
474 | return 0; | ||
475 | } | ||
476 | |||
477 | static void sched_torture_read_unlock(int idx) | ||
478 | { | ||
479 | preempt_enable(); | ||
480 | } | ||
481 | |||
482 | static int sched_torture_completed(void) | ||
483 | { | ||
484 | return 0; | ||
485 | } | ||
486 | |||
487 | static void sched_torture_synchronize(void) | ||
488 | { | ||
489 | synchronize_sched(); | ||
490 | } | ||
491 | |||
492 | static struct rcu_torture_ops sched_ops = { | ||
493 | .init = rcu_sync_torture_init, | ||
494 | .cleanup = NULL, | ||
495 | .readlock = sched_torture_read_lock, | ||
496 | .readdelay = rcu_read_delay, /* just reuse rcu's version. */ | ||
497 | .readunlock = sched_torture_read_unlock, | ||
498 | .completed = sched_torture_completed, | ||
499 | .deferredfree = rcu_sync_torture_deferred_free, | ||
500 | .sync = sched_torture_synchronize, | ||
501 | .stats = NULL, | ||
502 | .name = "sched" | ||
503 | }; | ||
504 | |||
467 | static struct rcu_torture_ops *torture_ops[] = | 505 | static struct rcu_torture_ops *torture_ops[] = |
468 | { &rcu_ops, &rcu_sync_ops, &rcu_bh_ops, &rcu_bh_sync_ops, &srcu_ops, | 506 | { &rcu_ops, &rcu_sync_ops, &rcu_bh_ops, &rcu_bh_sync_ops, &srcu_ops, |
469 | NULL }; | 507 | &sched_ops, NULL }; |
470 | 508 | ||
471 | /* | 509 | /* |
472 | * RCU torture writer kthread. Repeatedly substitutes a new structure | 510 | * RCU torture writer kthread. Repeatedly substitutes a new structure |