linux-kernel - Re: v3.9 - CPU hotplug and microcode earlier loading hits a mutex deadlock (x86_cpu_hotplug_driver

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Message-ID: <20130508161328.GA15823@phenom.dumpdata.com>
Date:	Wed, 8 May 2013 12:13:28 -0400
From:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
To:	Borislav Petkov <bp@...en8.de>
Cc:	linux-kernel@...r.kernel.org, tglx@...utronix.de, mingo@...hat.com,
	hpa@...or.com, x86@...nel.org, fenghua.yu@...el.com,
	xen-devel@...ts.xensource.com
Subject: Re: v3.9 - CPU hotplug and microcode earlier loading hits a mutex
 deadlock (x86_cpu_hotplug_driver_mutex)

> > > 
> > > The comment for calling save_mc_for_early says:
> > 
> > Looks like save_mc_for_early would need another, local mutex to fix that.
> 
> Let me try that. Thanks for the suggestion.

Looks to work nicely. Just posted a patch for this.
> > 
> > -- 
> > Regards/Gruss,
> >     Boris.
> > 
> > Sent from a fat crate under my desk. Formatting is fine.
> > --
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