Re: [PATCH] Add try_to_freeze() to rt-test kthreads

[Thomas Gleixner <tglx@linutronix.de>]

At Sun, 9 Jul 2006 15:19:55 +0200, Luca Tettamanti wrote:
> 
> Hi,
> I'm running kernel 2.6.18-rc1. When CONFIG_RT_MUTEX_TESTER is enabled
> kernel refuses to suspend the machine because it's unable to freeze the
> rt-test-* threads. This patch adds try_to_freeze() after schedule() so
> that the threads will be freezed correctly; I've tested the patch and it
> lets the notebook suspends and resumes nicely.
> 
> Signed-off-by: Luca Tettamanti <kronos.it@gmail.com>

Acked-by: Thomas Gleixner <tglx@linutronix.de>
 
> --- a/kernel/rtmutex-tester.c	2006-07-09 15:15:08.540456698 +0200
> +++ b/kernel/rtmutex-tester.c	2006-07-09 14:39:26.653218497 +0200
> @@ -275,6 +275,7 @@
>  
>  		/* Wait for the next command to be executed */
>  		schedule();
> +		try_to_freeze();
>  
>  		if (signal_pending(current))
>  			flush_signals(current);
> 
> 
> Luca
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