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[PATCH] rcu: rcutorture suspend fix

Fix suspend hang: rcutorture threads need to be nofreeze.

Ingo Molnar committed 19 years ago

Commit e4e6bdb1 parent 52e88f51 file · +3 −0Browse files

Unified · Split

kernel/rcutorture.c+3−0
@@ -522,6 +522,7 @@ rcu_torture_writer(void *arg) · 521 unmodified lines
522 522
523 VERBOSE_PRINTK_STRING("rcu_torture_writer task started");523 VERBOSE_PRINTK_STRING("rcu_torture_writer task started");
524 set_user_nice(current, 19);524 set_user_nice(current, 19);
525 current->flags |= PF_NOFREEZE;
525 526
526 do {527 do {
527 schedule_timeout_uninterruptible(1);528 schedule_timeout_uninterruptible(1);
@@ -561,6 +562,7 @@ rcu_torture_fakewriter(void *arg) · 33 unmodified lines
561 562
562 VERBOSE_PRINTK_STRING("rcu_torture_fakewriter task started");563 VERBOSE_PRINTK_STRING("rcu_torture_fakewriter task started");
563 set_user_nice(current, 19);564 set_user_nice(current, 19);
565 current->flags |= PF_NOFREEZE;
564 566
565 do {567 do {
566 schedule_timeout_uninterruptible(1 + rcu_random(&rand)%10);568 schedule_timeout_uninterruptible(1 + rcu_random(&rand)%10);
@@ -591,6 +593,7 @@ rcu_torture_reader(void *arg) · 24 unmodified lines
591 593
592 VERBOSE_PRINTK_STRING("rcu_torture_reader task started");594 VERBOSE_PRINTK_STRING("rcu_torture_reader task started");
593 set_user_nice(current, 19);595 set_user_nice(current, 19);
596 current->flags |= PF_NOFREEZE;
594 597
595 do {598 do {
596 idx = cur_ops->readlock();599 idx = cur_ops->readlock();