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SubjectRe: [PATCH 0/5] x86/kvm: Refactor KVM PV features teardown and fix restore from hibernation
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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

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