[PATCH] panic_on_oops: remove ssleep()

Horms horms at verge.net.au
Tue Jul 18 09:10:59 EST 2006


On Tue, Jul 18, 2006 at 12:27:51AM +0200, Andi Kleen wrote:
> On Monday 17 July 2006 18:17, Horms wrote:
> > This patch is part of an effort to unify the panic_on_oops behaviour
> > across all architectures that implement it.
> >
> > It was pointed out to me by Andi Kleen that if an oops has occured
> > in interrupt context, then calling sleep() in the oops path will only cause
> > a panic, and that it would be really better for it not to be in the path at
> > all.
> >
> > This patch removes the ssleep() call and reworks the console message
> > accordinly.  I have a slght concern that the resulting console message is
> > too long, feedback welcome.
> 
> Keeping the delay might be actually useful so that you can see the panic
> before system reboots when reboot on panic is enabled. I would just use a loop
> of mdelays(1) with touch_nmi_watchdog/touch_softirq_watchdog()s
> inbetween.

Ok, I will look into making that happen. I agree that the pause is
quite useful.

-- 
Horms                                           
  H: http://www.vergenet.net/~horms/
  W: http://www.valinux.co.jp/en/




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