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| author | Ingo Molnar <mingo@elte.hu> | 2006-12-29 16:47:14 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-30 10:55:55 -0800 |
| commit | e4e6bdbb426d1ecd9e4587f22115f8d0d426d21f (patch) | |
| tree | f688386a4c6981d0cc347f4c166f74d878157acf /kernel | |
| parent | 52e88f5d4a6b06f3a945728dd3bc403632afe069 (diff) | |
| download | lwn-e4e6bdbb426d1ecd9e4587f22115f8d0d426d21f.tar.gz lwn-e4e6bdbb426d1ecd9e4587f22115f8d0d426d21f.zip | |
[PATCH] rcu: rcutorture suspend fix
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>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/rcutorture.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/rcutorture.c b/kernel/rcutorture.c index c52f981ea008..482b11ff65cb 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(); |