[PATCH] rcu: rcutorture suspend fix

e4e6bdbb · Ingo Molnar <[email protected]> · 2006-12-29 16:47:14 -08:00

Fix suspend hang: rcutorture threads need to be nofreeze.

Signed-off-by: Ingo Molnar <[email protected]>
Acked-by: Paul E. McKenney <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

Commit: e4e6bdbb426d1ecd9e4587f22115f8d0d426d21f
Parents: 52e88f5d

Changes

1 files changed · +3 −0

File	Status	Add	Del	Content
kernel/rcutorture.c	modified	+3	−0	View file

kernel/rcutorture.c

View file

diff --git a/kernel/rcutorture.c b/kernel/rcutorture.c
index c52f981..482b11f 100644
--- a/kernel/rcutorture.c
+++ b/kernel/rcutorture.c
@@ -522,6 +522,7 @@ rcu_torture_writer(void *arg)
 
 	VERBOSE_PRINTK_STRING("rcu_torture_writer task started");
 	set_user_nice(current, 19);
+	current->flags |= PF_NOFREEZE;
 
 	do {
 		schedule_timeout_uninterruptible(1);
@@ -561,6 +562,7 @@ rcu_torture_fakewriter(void *arg)
 
 	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);
@@ -591,6 +593,7 @@ rcu_torture_reader(void *arg)
 
 	VERBOSE_PRINTK_STRING("rcu_torture_reader task started");
 	set_user_nice(current, 19);
+	current->flags |= PF_NOFREEZE;
 
 	do {
 		idx = cur_ops->readlock();