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