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From: Sean Christopherson <seanjc@google.com>
To: Vitaly Kuznetsov <vkuznets@redhat.com>
Cc: Maxim Levitsky <mlevitsk@redhat.com>,
	kvm@vger.kernel.org, Paolo Bonzini <pbonzini@redhat.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH RFC 08/11] KVM: nVMX: hyper-v: Introduce nested_vmx_evmptr() accessor
Date: Mon, 16 Oct 2023 09:55:32 -0700	[thread overview]
Message-ID: <ZS1rBKU5nArisdS7@google.com> (raw)
In-Reply-To: <87edhu8yoj.fsf@redhat.com>

On Mon, Oct 16, 2023, Vitaly Kuznetsov wrote:
> Maxim Levitsky <mlevitsk@redhat.com> writes:
> 
> > У вт, 2023-10-10 у 18:02 +0200, Vitaly Kuznetsov пише:
> >> 'vmx->nested.hv_evmcs_vmptr' accesses are all over the place so hiding
> >> 'hv_evmcs_vmptr' under 'ifdef CONFIG_KVM_HYPERV' would take a lot of
> >> ifdefs. Introduce 'nested_vmx_evmptr()' accessor instead.
> >
> >
> > It might also make sense to have 'nested_evmptr_valid(vmx)'

"is_valid" please so that it's clear the helper is a check, not a declaration.

> > so that we could use it instead of 'evmptr_is_valid(nested_vmx_evmptr(vmx))'?
> >
> 
> Makes sense, thanks!

Would it be accurate to call it nested_vmx_is_evmptr12_valid()?  If so, that has
my vote.  It's a bit verbose, but it should be fully self-explanatory for anyone
that's familiar with KVM's vmcs12 and vmcb12 terminology.

  reply	other threads:[~2023-10-16 16:58 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-10 16:02 [PATCH RFC 00/11] KVM: x86: Make Hyper-V emulation optional (AKA introduce CONFIG_KVM_HYPERV) Vitaly Kuznetsov
2023-10-10 16:02 ` [PATCH RFC 01/11] KVM: x86: xen: Remove unneeded xen context from struct kvm_arch when !CONFIG_KVM_XEN Vitaly Kuznetsov
2023-10-12 19:30   ` Maxim Levitsky
2023-10-10 16:02 ` [PATCH RFC 02/11] KVM: x86: hyper-v: Move Hyper-V partition assist page out of Hyper-V emulation context Vitaly Kuznetsov
2023-10-12 19:35   ` Maxim Levitsky
2023-10-16 12:45     ` Vitaly Kuznetsov
2023-10-10 16:02 ` [PATCH RFC 03/11] KVM: VMX: Split off vmx_onhyperv.{ch} from hyperv.{ch} Vitaly Kuznetsov
2023-10-12 19:36   ` Maxim Levitsky
2023-10-10 16:02 ` [PATCH RFC 04/11] KVM: x86: hyper-v: Introduce kvm_hv_synic_auto_eoi_set() Vitaly Kuznetsov
2023-10-12 19:36   ` Maxim Levitsky
2023-10-10 16:02 ` [PATCH RFC 05/11] KVM: x86: hyper-v: Introduce kvm_hv_synic_has_vector() Vitaly Kuznetsov
2023-10-12 19:36   ` Maxim Levitsky
2023-10-10 16:02 ` [PATCH RFC 06/11] KVM: VMX: Split off hyperv_evmcs.{ch} Vitaly Kuznetsov
2023-10-12 19:40   ` Maxim Levitsky
2023-10-16 12:47     ` Vitaly Kuznetsov
2023-10-10 16:02 ` [PATCH RFC 07/11] KVM: x86: Make Hyper-V emulation optional Vitaly Kuznetsov
2023-10-12 19:49   ` Maxim Levitsky
2023-10-16 12:53     ` Vitaly Kuznetsov
2023-10-16 15:27       ` Sean Christopherson
2023-10-16 15:43         ` Vitaly Kuznetsov
2023-10-16 16:45           ` Sean Christopherson
2023-10-10 16:02 ` [PATCH RFC 08/11] KVM: nVMX: hyper-v: Introduce nested_vmx_evmptr() accessor Vitaly Kuznetsov
2023-10-12 19:50   ` Maxim Levitsky
2023-10-16 13:49     ` Vitaly Kuznetsov
2023-10-16 16:55       ` Sean Christopherson [this message]
2023-10-10 16:02 ` [PATCH RFC 09/11] KVM: nVMX: hyper-v: Introduce nested_vmx_evmcs() accessor Vitaly Kuznetsov
2023-10-12 19:51   ` Maxim Levitsky
2023-10-10 16:02 ` [PATCH RFC 10/11] KVM: nVMX: hyper-v: Hide more stuff under CONFIG_KVM_HYPERV Vitaly Kuznetsov
2023-10-12 19:51   ` Maxim Levitsky
2023-10-10 16:03 ` [PATCH RFC 11/11] KVM: nSVM: hyper-v: Hide more stuff under CONFIG_KVM_HYPERV/CONFIG_HYPERV Vitaly Kuznetsov
2023-10-12 19:51   ` Maxim Levitsky

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