V4L/DVB (5021): Cx88xx: Fix lockup on suspend

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.

Signed-off-by: Robert Hancock <hancockr@shaw.ca>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Robert Hancock 2007-01-07 08:12:19 -03:00 committed by Mauro Carvalho Chehab
parent 35d6270b80
commit a96afb3e94
1 changed files with 2 additions and 0 deletions

View File

@ -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>
@ -961,6 +962,7 @@ 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));