Fix suspend hang: rcutorture threads need to be nofreeze.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
VERBOSE_PRINTK_STRING("rcu_torture_writer task started");
set_user_nice(current, 19);
VERBOSE_PRINTK_STRING("rcu_torture_writer task started");
set_user_nice(current, 19);
+ current->flags |= PF_NOFREEZE;
do {
schedule_timeout_uninterruptible(1);
do {
schedule_timeout_uninterruptible(1);
VERBOSE_PRINTK_STRING("rcu_torture_fakewriter task started");
set_user_nice(current, 19);
VERBOSE_PRINTK_STRING("rcu_torture_fakewriter task started");
set_user_nice(current, 19);
+ current->flags |= PF_NOFREEZE;
do {
schedule_timeout_uninterruptible(1 + rcu_random(&rand)%10);
do {
schedule_timeout_uninterruptible(1 + rcu_random(&rand)%10);
VERBOSE_PRINTK_STRING("rcu_torture_reader task started");
set_user_nice(current, 19);
VERBOSE_PRINTK_STRING("rcu_torture_reader task started");
set_user_nice(current, 19);
+ current->flags |= PF_NOFREEZE;
do {
idx = cur_ops->readlock();
do {
idx = cur_ops->readlock();