From mboxrd@z Thu Jan  1 00:00:00 1970
From: Scott Wood <scottwood@freescale.com>
Subject: Re: [PATCH 2/2] KVM: PPC: Book3E: Add LRAT error exception handler
Date: Wed, 3 Jul 2013 16:52:53 -0500
Message-ID: <1372888373.8183.152@snotra>
References: <1372870566-11299-1-git-send-email-mihai.caraman@freescale.com>
	<1372870566-11299-2-git-send-email-mihai.caraman@freescale.com>
	<1372882590.8183.149@snotra> <6D66E322-D680-4F47-9841-E0A299F45EC1@suse.de>
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Cc: Mihai Caraman <mihai.caraman@freescale.com>,
	<linuxppc-dev@lists.ozlabs.org>, <kvm-ppc@vger.kernel.org>,
	<kvm@vger.kernel.org>
To: Alexander Graf <agraf@suse.de>
Return-path: <kvm-ppc-owner@vger.kernel.org>
In-Reply-To: <6D66E322-D680-4F47-9841-E0A299F45EC1@suse.de> (from
	agraf@suse.de on Wed Jul  3 16:42:40 2013)
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On 07/03/2013 04:42:40 PM, Alexander Graf wrote:
> 
> On 03.07.2013, at 22:16, Scott Wood wrote:
> 
> > On 07/03/2013 11:56:06 AM, Mihai Caraman wrote:
> >> With LRAT (Logical to Real Address Translation) error exception  
> handler in kernel
> >> KVM needs to add the counterpart otherwise will break the build.
> >> Signed-off-by: Mihai Caraman <mihai.caraman@freescale.com>
> >> ---
> >> arch/powerpc/kvm/bookehv_interrupts.S |    2 ++
> >> 1 files changed, 2 insertions(+), 0 deletions(-)
> >
> > Please combine these two patches to avoid breaking bisectability.
> 
> Why does the split break bisectability?

Same reason as the altivec build breakage from earlier.  If we add a  
new exception type but not a KVM handler for it, the kernel won't link.

-Scott