Re: [PATCH v2] x86, hotplug: fix llc shared map unreleased during cpu hotplug

From: Borislav Petkov
Date: Tue Jul 29 2014 - 04:34:14 EST

On Tue, Jul 29, 2014 at 04:31:30PM +0900, Yasuaki Ishimatsu wrote:
> >>I posted a latest patch as follows:
> >>
> >>
> >>Could you confirm the patch fixes your issue?
> >
> >Sorry for the late, there is still call trace w/ your patch applied. The
> >call trace is in attachment.
> Thank you for reporting the result. As Borislav said, your v2 patch
> is necessary for fixing your issue.


> >>>Signed-off-by: Wanpeng Li <>
> Reviewed-by: Yasuaki Ishimatsu <isimatu.yasuaki@xxxxxxxxxxxxxx>

Ok, Wanpeng, please send a cleaner version of your patch with a
simplified backtrace in it - the addresses will make no sense anyway so
you can do this:

Call Trace:
? _raw_spin_unlock_irqrestore

so that we can still see how it happens.



Sent from a fat crate under my desk. Formatting is fine.
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