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From: Paolo Bonzini <pbonzini@redhat.com>
To: Vitaly Kuznetsov <vkuznets@redhat.com>, kvm@vger.kernel.org
Cc: Sean Christopherson <seanjc@google.com>,
	Wanpeng Li <wanpengli@tencent.com>,
	Jim Mattson <jmattson@google.com>,
	x86@kernel.org, Lenny Szubowicz <lszubowi@redhat.com>,
	Mohamed Aboubakr <mabouba@amazon.com>,
	Xiaoyi Chen <cxiaoyi@amazon.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/5] x86/kvm: Refactor KVM PV features teardown and fix restore from hibernation
Date: Mon, 3 May 2021 17:26:00 +0200	[thread overview]
Message-ID: <1134cd5c-29f4-c149-4380-1f6bff193398@redhat.com> (raw)
In-Reply-To: <20210414123544.1060604-1-vkuznets@redhat.com>

On 14/04/21 14:35, Vitaly Kuznetsov wrote:
> This series is a successor of Lenny's "[PATCH] x86/kvmclock: Stop kvmclocks
> for hibernate restore". While reviewing his patch I realized that PV
> features teardown we have is a bit messy: it is scattered across kvm.c
> and kvmclock.c and not all features are being shutdown an all paths.
> This series unifies all teardown paths in kvm.c and makes sure all
> features are disabled when needed.
> 
> Vitaly Kuznetsov (5):
>    x86/kvm: Fix pr_info() for async PF setup/teardown
>    x86/kvm: Teardown PV features on boot CPU as well
>    x86/kvm: Disable kvmclock on all CPUs on shutdown
>    x86/kvm: Disable all PV features on crash
>    x86/kvm: Unify kvm_pv_guest_cpu_reboot() with kvm_guest_cpu_offline()
> 
>   arch/x86/include/asm/kvm_para.h |  10 +--
>   arch/x86/kernel/kvm.c           | 113 +++++++++++++++++++++-----------
>   arch/x86/kernel/kvmclock.c      |  26 +-------
>   3 files changed, 78 insertions(+), 71 deletions(-)
> 

Queuing this patch, thanks.

If the Amazon folks want to provide their Tested-by (since they looked 
at it before and tested Lenny's first attempt at using syscore_ops), 
they're still in time!

Paolo


  parent reply	other threads:[~2021-05-03 15:26 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-14 12:35 [PATCH 0/5] x86/kvm: Refactor KVM PV features teardown and fix restore from hibernation Vitaly Kuznetsov
2021-04-14 12:35 ` [PATCH 1/5] x86/kvm: Fix pr_info() for async PF setup/teardown Vitaly Kuznetsov
2021-04-14 12:35 ` [PATCH 2/5] x86/kvm: Teardown PV features on boot CPU as well Vitaly Kuznetsov
2021-04-14 12:35 ` [PATCH 3/5] x86/kvm: Disable kvmclock on all CPUs on shutdown Vitaly Kuznetsov
2021-04-14 12:35 ` [PATCH 4/5] x86/kvm: Disable all PV features on crash Vitaly Kuznetsov
2021-04-14 12:35 ` [PATCH 5/5] x86/kvm: Unify kvm_pv_guest_cpu_reboot() with kvm_guest_cpu_offline() Vitaly Kuznetsov
2021-05-03 15:26 ` Paolo Bonzini [this message]
2021-05-05 17:27   ` [PATCH 0/5] x86/kvm: Refactor KVM PV features teardown and fix restore from hibernation Aboubakr, Mohamed

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