linux-kernel - Re: [PATCH MANUALSEL 5.14 4/9] KVM: x86: reset pdptrs_from

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Date:   Thu, 7 Oct 2021 19:47:42 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Naresh Kamboju <naresh.kamboju@...aro.org>
Cc:     Sasha Levin <sashal@...nel.org>,
        open list <linux-kernel@...r.kernel.org>,
        linux-stable <stable@...r.kernel.org>,
        Maxim Levitsky <mlevitsk@...hat.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        X86 ML <x86@...nel.org>, kvm list <kvm@...r.kernel.org>
Subject: Re: [PATCH MANUALSEL 5.14 4/9] KVM: x86: reset pdptrs_from_userspace
 when exiting smm

On 07/10/21 17:23, Naresh Kamboju wrote:
> Is this expected to be in stable-rc 5.10 and below ?
> Because it is breaking the builds on queue/5.10, queue/5.4 and older branches.
> 
> arch/x86/kvm/x86.c: In function 'kvm_smm_changed':
> arch/x86/kvm/x86.c:6612:27: error: 'struct kvm_vcpu_arch' has no
> member named 'pdptrs_from_userspace'
>   6612 |                 vcpu->arch.pdptrs_from_userspace = false;
>        |                           ^
> make[3]: *** [scripts/Makefile.build:262: arch/x86/kvm/x86.o] Error 1

No, it was added in 5.14.

Paolo