linux-kernel - Re: [PATCH v4 06/26] KVM: arm64: Simplify the CPUHP logic

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Date:   Mon, 12 Sep 2022 16:07:02 +0100
From:   Marc Zyngier <maz@...nel.org>
To:     isaku.yamahata@...el.com
Cc:     linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        Paolo Bonzini <pbonzini@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>,
        Will Deacon <will@...nel.org>,
        Yuan Yao <yuan.yao@...ux.intel.com>, isaku.yamahata@...il.com,
        Kai Huang <kai.huang@...el.com>, Chao Gao <chao.gao@...el.com>,
        Atish Patra <atishp@...shpatra.org>,
        Shaokun Zhang <zhangshaokun@...ilicon.com>,
        Qi Liu <liuqi115@...wei.com>,
        John Garry <john.garry@...wei.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Huang Ying <ying.huang@...el.com>,
        Huacai Chen <chenhuacai@...nel.org>
Subject: Re: [PATCH v4 06/26] KVM: arm64: Simplify the CPUHP logic

On Fri, 09 Sep 2022 00:25:22 +0100,
isaku.yamahata@...el.com wrote:
> 
> From: Marc Zyngier <maz@...nel.org>
> 
> For a number of historical reasons, the KVM/arm64 hotplug setup is pretty
> complicated, and we have two extra CPUHP notifiers for vGIC and timers.
> 
> It looks pretty pointless, and gets in the way of further changes.
> So let's just expose some helpers that can be called from the core
> CPUHP callback, and get rid of everything else.
> 
> This gives us the opportunity to drop a useless notifier entry,
> as well as tidy-up the timer enable/disable, which was a bit odd.
> 
> Signed-off-by: Marc Zyngier <maz@...nel.org>
> Signed-off-by: Chao Gao <chao.gao@...el.com>
> Link: https://lore.kernel.org/r/20220216031528.92558-5-chao.gao@intel.com
> Signed-off-by: Isaku Yamahata <isaku.yamahata@...el.com>

Since this patch is substantially different from the version pointed
to on the list, please drop Chao's SoB and the Link: tag, as they are
not relevant anymore.

Thanks,

	M.

-- 
Without deviation from the norm, progress is not possible.