Greg KH wrote:
quoted text
> -stable review patch.  If anyone has any objections, please let us know.
> 
> ------------------
> Suspending with the cx88xx module loaded causes the system to lock up
> because the cx88_audio_thread kthread was missing a try_to_freeze()
> call, which caused it to go into a tight loop and result in softlockup
> when suspending. Fix that.
> 
> (cherry picked from commit a96afb3e9428f2e7463344f12dbc85faf08e2e09)
> 
> Signed-off-by: Robert Hancock <hancockr@shaw.ca>
> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
> Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
> 
> ---
>  drivers/media/video/cx88/cx88-tvaudio.c |    2 ++
>  1 file changed, 2 insertions(+)
> 
> --- linux-2.6.19.4.orig/drivers/media/video/cx88/cx88-tvaudio.c
> +++ linux-2.6.19.4/drivers/media/video/cx88/cx88-tvaudio.c
> @@ -38,6 +38,7 @@
>  #include <linux/module.h>
>  #include <linux/moduleparam.h>
>  #include <linux/errno.h>
> +#include <linux/freezer.h>
>  #include <linux/kernel.h>
>  #include <linux/slab.h>
>  #include <linux/mm.h>
> @@ -974,6 +975,7 @@ int cx88_audio_thread(void *data)
>  		msleep_interruptible(1000);
>  		if (kthread_should_stop())
>  			break;
> +		try_to_freeze();
>  
>  		/* just monitor the audio status for now ... */
>  		memset(&t, 0, sizeof(t));
> 

drivers/media/video/cx88/cx88-tvaudio.c:41:27: error: linux/freezer.h: No such file or directory
make[4]: *** [drivers/media/video/cx88/cx88-tvaudio.o] Error 1
make[3]: *** [drivers/media/video/cx88] Error 2
make[3]: *** Waiting for unfinished jobs....

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