From: Paolo Bonzini <pbonzini@redhat.com>
To: Maxim Levitsky <mlevitsk@redhat.com>, kvm@vger.kernel.org
Cc: Jim Mattson <jmattson@google.com>, Joerg Roedel <joro@8bytes.org>,
Borislav Petkov <bp@alien8.de>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
"open list:X86 ARCHITECTURE (32-BIT AND 64-BIT)"
<linux-kernel@vger.kernel.org>,
"maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)"
<x86@kernel.org>, Ingo Molnar <mingo@redhat.com>,
Wanpeng Li <wanpengli@tencent.com>,
Sean Christopherson <sean.j.christopherson@intel.com>
Subject: Re: [PATCH 2/8] KVM: nSVM: rename nested 'vmcb' to vmcb_gpa in few places
Date: Thu, 20 Aug 2020 12:56:34 +0200 [thread overview]
Message-ID: <3effc656-20e8-40c9-d0e3-5c700d9b5572@redhat.com> (raw)
In-Reply-To: <2b8faaead6f7744dc10b4701bd1583a2b494d4f4.camel@redhat.com>
On 20/08/20 12:23, Maxim Levitsky wrote:
> I fully agree that adding local variable is a good idea anyway.
>
> I was just noting that svm->nested.vmcb is already about the nested
> (e.g vmcb12) thus I was thinking that naming this field vmcb12 would be
> redundant and not accepted this way.
We want to have both svm->nested.vmcb12 and svm->nested.vmcb02 in there,
and hsave is also a VMCB of sort (somewhat like a vmcb01 that is only
used while running a nested guest). So it is clearer to write _which_
vmcb it is, and it also helps by making terminology consistent between
VMX and SVM.
Paolo
next prev parent reply other threads:[~2020-08-20 10:56 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-20 9:13 [PATCH 0/8] KVM: nSVM: ondemand nested state allocation + nested guest state caching Maxim Levitsky
2020-08-20 9:13 ` [PATCH 1/8] KVM: SVM: rename a variable in the svm_create_vcpu Maxim Levitsky
2020-08-20 9:13 ` [PATCH 2/8] KVM: nSVM: rename nested 'vmcb' to vmcb_gpa in few places Maxim Levitsky
2020-08-20 9:56 ` Paolo Bonzini
2020-08-20 10:00 ` Maxim Levitsky
2020-08-20 10:19 ` Paolo Bonzini
2020-08-20 10:23 ` Maxim Levitsky
2020-08-20 10:56 ` Paolo Bonzini [this message]
2020-08-20 11:52 ` Maxim Levitsky
2020-08-20 9:13 ` [PATCH 3/8] KVM: SVM: refactor msr permission bitmap allocation Maxim Levitsky
2020-08-20 9:13 ` [PATCH 4/8] KVM: x86: allow kvm_x86_ops.set_efer to return a value Maxim Levitsky
2020-08-20 9:13 ` [PATCH 5/8] KVM: nSVM: implement ondemand allocation of the nested state Maxim Levitsky
2020-08-20 9:58 ` Paolo Bonzini
2020-08-20 10:02 ` Maxim Levitsky
2020-08-20 9:13 ` [PATCH 6/8] SVM: nSVM: cache whole nested vmcb instead of only its control area Maxim Levitsky
2020-08-20 9:13 ` [PATCH 7/8] KVM: nSVM: implement caching of nested vmcb save area Maxim Levitsky
2020-08-20 9:13 ` [PATCH 8/8] KVM: nSVM: read only changed fields of the nested guest data area Maxim Levitsky
2020-08-20 9:55 ` Paolo Bonzini
2020-08-20 9:57 ` Maxim Levitsky
2020-08-20 10:01 ` Paolo Bonzini
2020-08-20 10:05 ` Maxim Levitsky
2020-08-20 10:18 ` Paolo Bonzini
2020-08-20 10:26 ` Maxim Levitsky
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