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SubjectRe: [rfc][patch] mm: lockdep page lock
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On Tue, 2010-03-16 at 13:21 +1100, Nick Piggin wrote:
>
>
> Agreed (btw. Peter is there any way to turn lock debugging back on?
> it's annoying when cpufreq hotplug code or something early breaks and
> you have to reboot in order to do any testing).

Not really, the only way to do that is to get the full system back into
a known (zero) lock state and then fully reset the lockdep state.

It might be possible using the freezer, but I haven't really looked at
that, its usually simpler to simply fix the offending code or simply not
build it in your kernel.




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