linux-kernel - Re: 2.6.35 hangs on early boot in KVM

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Message-ID: <201008031701.06278.tvrtko.ursulin@sophos.com>
Date:	Tue, 3 Aug 2010 17:01:05 +0100
From:	Tvrtko Ursulin <tvrtko.ursulin@...hos.com>
To:	Borislav Petkov <bp@...64.org>
CC:	Avi Kivity <avi@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	KVM list <kvm@...r.kernel.org>, "hpa@...or.com" <hpa@...or.com>
Subject: Re: 2.6.35 hangs on early boot in KVM

On Tuesday 03 Aug 2010 16:49:01 Borislav Petkov wrote:
> From: Tvrtko Ursulin <tvrtko.ursulin@...hos.com>
> Date: Tue, Aug 03, 2010 at 11:31:02AM -0400
>
> > > One interesting waning spotted:
> > >
> > > include/config/auto.conf:555:warning: symbol value '-fcall-saved-ecx
> > > -fcall- saved-edx' invalid for ARCH_HWEIGHT_CFLAGS
> >
> > Copying Peter and Borislav, guys please look at the above warning. I am
> > bisecting a non-bootable 2.6.35 under KVM and while I am not there yet,
> > it is close to the hweight commit
> > (cb41838bbc4403f7270a94b93a9a0d9fc9c2e7ea) and I spotted this warning.
>
> That's because you're at a bisection point before the hweight patch but
> your .config already contains the ARCH_HWEIGHT_CFLAGS variable because
> of the previous bisection point which contained the hweight patch.
>
> I think this can be safely ignored.

Yep, bisect pointed to another commit so I continued another part of this
thread. Thanks for the explanation!

Tvrtko

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