linux-kernel - Re: [PATCH] arm64: KVM: Enable minimalistic support for Thunder

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Message-ID: <A6A516DF-5394-4249-AC07-71BAF2384B6B@caviumnetworks.com>
Date:	Thu, 16 Jul 2015 17:40:44 +0000
From:	"Chalamarla, Tirumalesh" <Tirumalesh.Chalamarla@...iumnetworks.com>
To:	Marc Zyngier <marc.zyngier@....com>
CC:	"Chalamarla, Tirumalesh" <Tirumalesh.Chalamarla@...iumnetworks.com>,
	"kvmarm@...ts.cs.columbia.edu" <kvmarm@...ts.cs.columbia.edu>,
	Andre Przywara <Andre.Przywara@....com>,
	Will Deacon <Will.Deacon@....com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"rrichter@...ium.com" <rrichter@...ium.com>,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	Christoffer Dall <christoffer.dall@...aro.org>,
	Suzuki Poulose <Suzuki.Poulose@....com>
Subject: Re: [PATCH] arm64: KVM: Enable minimalistic support for Thunder

the discussion on the generic cpu seems to be stuck, is there a possibility to take this patch. so that Thunder has a chance to run some KVM.

Thanks,
Tirumalesh.  
> On Jun 29, 2015, at 10:11 AM, Marc Zyngier <marc.zyngier@....com> wrote:
> 
> On 29/06/15 18:06, Chalamarla, Tirumalesh wrote:
>> 
>>> On Jun 29, 2015, at 1:53 AM, Marc Zyngier <marc.zyngier@....com> wrote:
>>> 
>>> On 26/06/15 20:51, Tirumalesh Chalamarla wrote:
>>>> In order to allow KVM to run on Thunder implementations, add the
>>>> minimal support required.
>>>> 
>>>> Signed-off-by: Tirumalesh Chalamarla <tchalamarla@...iumnetworks.com>
>>> 
>>> CCing the KVM/ARM maintainers should be the first course of action.
>>> 
>> thanks. 
>> 
>>> Also, you may want to try Suzuki's patch instead:
>>> 
>>> http://www.spinics.net/lists/kvm/msg117703.html
>>> 
>> will try with this.
>> 
>>> Constantly adding new CPUs without providing any insight as to how they
>>> should be emulated only brings churn, and not much benefit.
>>> 
>> we are not planning(at this point) to emulate Thunder with QEMU/others.   
> 
> Fair enough. If cross-cpu VM migration is none of your concern, then
> Suzuki's patch should be enough.
> 
> Thanks,
> 
> 	M.
> -- 
> Jazz is not dead. It just smells funny...

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