Re: Fw: [Bug 4559] New: cfq scheduler lockup: NMI oops whilerunningltp - 20050207 on 2.6.12-rc2-mm3 with kdump enabled

[Andrew Morton]

Oleg Nesterov <oleg@xxxxxxxxxx> wrote:
>
> Oleg Nesterov wrote:
> > 
> > One option is to change __mod_timer() so that it would not
> > switch ->base when the timer is already running. But this
> > would be behavioural change: currently __mod_timer() guarantees
> > that the timer would be armed on the local cpu.
> 
> Is it acceptable? If yes, I'll send the patch tomorrow.
> 
> I don't see another solution.

I don't see how it could cause any harm.
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