Re: [PATCH] Net / pktgen: Fix freezing problem

From: Rafael J. Wysocki
Date: Thu Feb 04 2010 - 17:18:39 EST


On Thursday 04 February 2010, Andrew Morton wrote:
> On Thu, 4 Feb 2010 22:50:58 +0100 "Rafael J. Wysocki" <rjw@xxxxxxx> wrote:
>
> > From: Rafael J. Wysocki <rjw@xxxxxxx>
> > Subject: Net / pktgen: Fix freezing problem
> >
> > Add missing try_to_freeze() to one of the pktgen_thread_worker() code
> > paths so that it doesn't block suspend/hibernation.
> >
> > Fixes http://bugzilla.kernel.org/show_bug.cgi?id=15006
> >
> > Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>
> > Reported-and-tested-by: Ciprian Dorin Craciun <ciprian.craciun@xxxxxxxxx>
> > ---
> > net/core/pktgen.c | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > Index: linux-2.6/net/core/pktgen.c
> > ===================================================================
> > --- linux-2.6.orig/net/core/pktgen.c
> > +++ linux-2.6/net/core/pktgen.c
> > @@ -3524,6 +3524,7 @@ static int pktgen_thread_worker(void *ar
> > wait_event_interruptible_timeout(t->queue,
> > t->control != 0,
> > HZ/10);
> > + try_to_freeze();
> > continue;
> > }
> >
>
> Also needed in -stable, IMO.

Indeed.
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