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AJvYcCVsUjda6rR6iLinajLJ5XYY8YfzR7dx9JlcWzD9+l/XhtLCKWCW/TD6Xtzlgq1LQkvojcY=@vger.kernel.org X-Gm-Message-State: AOJu0YxJFCMXQVVKKc21Wu/PJjpeP+kfMwD2Lf162rN/+ijwF9aP3/Y1 GLhtf7y/qgVq4ySYXZxUnwFqLCDMh4xq58HufZte2nXcjQBiBP9ocYdUo4v4QM1rHm6rZOpTimj oc6kRSw== X-Google-Smtp-Source: AGHT+IH/1HWlOEGTinigbtGS/fI4pZaE0lBuxsB7y4G9gSRNWOYWs+b2FnDCG8rAn4n/EHZZ46lLEQTU4do= X-Received: from pjbqa6.prod.google.com ([2002:a17:90b:4fc6:b0:315:f140:91a5]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:3511:b0:312:ea46:3e66 with SMTP id 98e67ed59e1d1-31c9f45e1c5mr12926141a91.21.1752852944417; Fri, 18 Jul 2025 08:35:44 -0700 (PDT) Date: Fri, 18 Jul 2025 08:35:42 -0700 In-Reply-To: <930ca39f-41a6-44d4-85b1-552c56a417e8@intel.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250611095158.19398-1-adrian.hunter@intel.com> <175088949072.720373.4112758062004721516.b4-ty@google.com> <7103b312-b02d-440e-9fa6-ba219a510c2d@intel.com> <3989f123-6888-459b-bb65-4571f5cad8ce@intel.com> <930ca39f-41a6-44d4-85b1-552c56a417e8@intel.com> Message-ID: Subject: Re: [PATCH V4 0/1] KVM: TDX: Decrease TDX VM shutdown time From: Sean Christopherson To: Xiaoyao Li Cc: pbonzini@redhat.com, Adrian Hunter , kvm@vger.kernel.org, rick.p.edgecombe@intel.com, kirill.shutemov@linux.intel.com, kai.huang@intel.com, reinette.chatre@intel.com, tony.lindgren@linux.intel.com, binbin.wu@linux.intel.com, isaku.yamahata@intel.com, linux-kernel@vger.kernel.org, yan.y.zhao@intel.com, chao.gao@intel.com Content-Type: text/plain; charset="us-ascii" On Wed, Jul 16, 2025, Xiaoyao Li wrote: > On 7/11/2025 10:19 PM, Sean Christopherson wrote: > > On Fri, Jul 11, 2025, Xiaoyao Li wrote: > ... > > > > > > I'm wondering if we need a TDX centralized enumeration interface, e.g., new > > > field in struct kvm_tdx_capabilities. I believe there will be more and more > > > TDX new features, and assigning each a KVM_CAP seems wasteful. > > > > Oh, yeah, that's a much better idea. In addition to not polluting KVM_CAP, > > > > LOL, and we certainly have the capacity in the structure: > > > > __u64 reserved[250]; > > > > Sans documentation, something like so? > > I suppose it will be squashed into the original patch, I dropped the commit from kvm-x86/vmx, and will send a full v5. There's enough moving parts that I don't want to risk going 'round in circles trying to squash fixes :-) > so just gave > > Tested-by: Xiaoyao Li Thanks!