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SubjectRe: [PATCH] Re: [NETPOLL] netconsole: fix soft lockup when removing module
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From: Jarek Poplawski <jarkao2@o2.pl>
Date: Wed, 4 Jul 2007 08:41:59 +0200

> On Mon, Jul 02, 2007 at 09:52:26AM +0200, Jarek Poplawski wrote:
> >
> > From my recent patch:
> >
> > > > #1
> > > > Until kernel ver. 2.6.21 (including) cancel_rearming_delayed_work()
> > > > required a work function should always (unconditionally) rearm with
> > > > delay > 0 - otherwise it would endlessly loop. This patch replaces
> > > > this function with cancel_delayed_work(). Later kernel versions don't
> > > > require this, so here it's only for uniformity.
> >
> > But Oleg Nesterov <oleg@tv-sign.ru> found:
> >
> > > But 2.6.22 doesn't need this change, why it was merged?
> > >
> > > In fact, I suspect this change adds a race,
> > ...
> >
> > His description was right (thanks), so this patch reverts #1.
> >
> > Signed-off-by: Jarek Poplawski <jarkao2@o2.pl>
>
> Oleg,
>
> I think maybe you could ack these 2 netconsole patches...
> They were done on your request but it looks like Andrew
> is waiting on something...

I plan to apply this patch, don't worry about it :)
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