Re: swsusp not able to stop tasks

[Pierre Ossman <drzeus-list@drzeus.cx>]

Pavel Machek wrote:
> Hi!
>
>   
> > > What is this kauditd? Try turning auditing off in kernel config, and
> > > it should go away. If it does, add try_to_freeze() at place where
> > > sleep is possible into kauditd...
> > >       
> > That it did. And the machine suspends fine with audit removed. I'll have 
> > a look at inserting those try_to_freeze().
> >     
> Good.
>
>   
The following did the trick:

diff --git a/kernel/audit.c b/kernel/audit.c
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -291,8 +291,10 @@ int kauditd_thread(void *dummy)
                       set_current_state(TASK_INTERRUPTIBLE);
                       add_wait_queue(&kauditd_wait, &wait);

-                       if (!skb_queue_len(&audit_skb_queue))
+                       if (!skb_queue_len(&audit_skb_queue)) {
+                               try_to_freeze();
                               schedule();
+                       }

                       __set_current_state(TASK_RUNNING);
                       remove_wait_queue(&kauditd_wait, &wait);


Rgds
Pierre

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