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Re: [PATCH] i386: Don't try to set MSR_KVM_ASYNC_PF_EN if kernel-irqchip

From: Paolo Bonzini
Subject: Re: [PATCH] i386: Don't try to set MSR_KVM_ASYNC_PF_EN if kernel-irqchip=off
Date: Tue, 22 Sep 2020 19:26:42 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 
On 22/09/20 19:22, Eduardo Habkost wrote:
> If it was possible, did KVM break live migration of
> kernel-irqchip=off guests that enabled APF?  This would mean my
> patch is replacing a crash with a silent migration bug.  Not nice
> either way.

Let's drop kernel-irqchip=off completely so migration is not broken. :)

I'm actually serious, I don't think we need a deprecation period even.

Paolo
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