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Date: Wed, 21 Feb 2007 20:14:22 -0500 From: Michael Krufky <mkrufky@...uxtv.org> To: Greg KH <greg@...ah.com> CC: linux-kernel@...r.kernel.org, stable@...nel.org, Justin Forbes <jmforbes@...uxtx.org>, Zwane Mwaikambo <zwane@....linux.org.uk>, Theodore Ts'o <tytso@....edu>, Randy Dunlap <rdunlap@...otime.net>, Dave Jones <davej@...hat.com>, Chuck Wolber <chuckw@...ntumlinux.com>, Chris Wedgwood <reviews@...cw.f00f.org>, torvalds@...ux-foundation.org, akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk, Robert Hancock <hancockr@...w.ca>, Mauro Carvalho Chehab <mchehab@...radead.org> Subject: Re: [patch 13/18] V4L: cx88: Fix lockup on suspend Greg KH wrote: > -stable review patch. If anyone has any objections, please let us know. > > ------------------ > From: Robert Hancock <hancockr@...w.ca> > > 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@...w.ca> > Signed-off-by: Mauro Carvalho Chehab <mchehab@...radead.org> > Signed-off-by: Michael Krufky <mkrufky@...uxtv.org> > Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de> > Please drop this one... I shouldn't have sent it to 2.6.18.y nor 2.6.19.y ... tree-mixup :-/ Sorry about that... -Mike Krufky > --- > drivers/media/video/cx88/cx88-tvaudio.c | 2 ++ > 1 file changed, 2 insertions(+) > > --- linux-2.6.18.7.orig/drivers/media/video/cx88/cx88-tvaudio.c > +++ linux-2.6.18.7/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> > @@ -979,6 +980,7 @@ 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)); > > -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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