linux-kernel - Re: [PATCH 0 of 7] x86/paravirt: optimise pvop calls and register use

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Message-ID: <20090204170612.GA4396@elte.hu>
Date:	Wed, 4 Feb 2009 18:06:12 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	"H. Peter Anvin" <hpa@...nel.org>, linux-kernel@...r.kernel.org,
	Xen-devel <xen-devel@...ts.xensource.com>,
	the arch/x86 maintainers <x86@...nel.org>,
	Ian Campbell <ian.campbell@...rix.com>,
	Zachary Amsden <zach@...are.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Ravikiran Thirumalai <kiran@...lemp.com>
Subject: Re: [PATCH 0 of 7] x86/paravirt: optimise pvop calls and register
	use


* Ingo Molnar <mingo@...e.hu> wrote:

> * Jeremy Fitzhardinge <jeremy@...p.org> wrote:
> 
> > Ingo Molnar wrote:
> >> x86/paravirt is causing boot trouble on a 32-bit box - it reboots 
> >> during early bootup (it's a laptop so no easy access to its crashlog - 
> >> if there's any).
> >>
> >> config attached.
> >
> > HPA just applied a patch which will likely fix this.   
> > 0eb592dbba40baebec9cdde3ff4574185de6cbcc
> 
> thanks! Will need about 24 hours until i know for sure - the test-box that 
> is affected by this bug triggers the problem every 10 hours or so.

okay - a testbox just happened to trigger this PARAVIRT=y boot crash bug and 
i can confirm that latest tip/master fixes it.

	Ingo
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