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Message-ID: <ZfRpg/IyJOQf60Wf@intel.com>
Date: Fri, 15 Mar 2024 23:30:11 +0800
From: Zhao Liu <zhao1.liu@...el.com>
To: Sean Christopherson <seanjc@...gle.com>
Cc: Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
Borislav Petkov <bp@...en8.de>,
Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
Paolo Bonzini <pbonzini@...hat.com>,
Andy Lutomirski <luto@...nel.org>,
Peter Zijlstra <peterz@...radead.org>, linux-kernel@...r.kernel.org,
kvm@...r.kernel.org, Shan Kang <shan.kang@...el.com>,
Kai Huang <kai.huang@...el.com>, Xin Li <xin3.li@...el.com>
Subject: Re: [PATCH v6 6/9] KVM: nVMX: Use macros and #defines in
vmx_restore_vmx_basic()
On Fri, Mar 08, 2024 at 05:27:22PM -0800, Sean Christopherson wrote:
> Date: Fri, 8 Mar 2024 17:27:22 -0800
> From: Sean Christopherson <seanjc@...gle.com>
> Subject: [PATCH v6 6/9] KVM: nVMX: Use macros and #defines in
> vmx_restore_vmx_basic()
> X-Mailer: git-send-email 2.44.0.278.ge034bb2e1d-goog
>
> From: Xin Li <xin3.li@...el.com>
>
> Use macros in vmx_restore_vmx_basic() instead of open coding everything
> using BIT_ULL() and GENMASK_ULL(). Opportunistically split feature bits
> and reserved bits into separate variables, and add a comment explaining
> the subset logic (it's not immediately obvious that the set of feature
> bits is NOT the set of _supported_ feature bits).
>
> Cc: Shan Kang <shan.kang@...el.com>
> Cc: Kai Huang <kai.huang@...el.com>
> Signed-off-by: Xin Li <xin3.li@...el.com>
> [sean: split to separate patch, write changelog, drop #defines]
> Signed-off-by: Sean Christopherson <seanjc@...gle.com>
> ---
> arch/x86/kvm/vmx/nested.c | 25 ++++++++++++++++++-------
> 1 file changed, 18 insertions(+), 7 deletions(-)
Reviewed-by: Zhao Liu <zhao1.liu@...el.com>
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