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[34.168.57.75]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3ab393efd88sm10301280a91.3.2026.10.12.09.54.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Oct 2026 09:54:13 -0700 (PDT) Date: Mon, 12 Oct 2026 16:54:09 +0000 From: Lisa Wang To: Xiaoyao Li Cc: Andrew Jones , Ackerley Tng , Binbin Wu , Chao Gao , Chenyi Qiang , Dave Hansen , Erdem Aktas , Ira Weiny , Isaku Yamahata , Kiryl Shutsemau , linux-kselftest@vger.kernel.org, Paolo Bonzini , "Pratik R. Sampat" , Reinette Chatre , Rick Edgecombe , Roger Wang , Ryan Afranji , Sagi Shahar , Sean Christopherson , Shuah Khan , Oliver Upton , Jeremiah McReynolds , kvm@vger.kernel.org, linux-coco@lists.linux.dev, linux-kernel@vger.kernel.org, x86@kernel.org Subject: Re: [PATCH v15 11/23] KVM: selftests: Set shared attributes for ucall guest_memfd pages Message-ID: References: <20261001-tdx-selftests-v15-0-7c62a5d8a992@google.com> <20261001-tdx-selftests-v15-11-7c62a5d8a992@google.com> <7ca516ea-a931-4497-b3c8-b62110ae006a@intel.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7ca516ea-a931-4497-b3c8-b62110ae006a@intel.com> On Fri, Oct 09, 2026 at 11:44:55PM +0800, Xiaoyao Li wrote: > On 10/2/2026 3:37 AM, Lisa Wang wrote: > > The default attributes for guest_memfd pages without in-place conversion > > is private. > > This is wrong. The default memory attribute is of a @gfn is shared without > in-place conversion, i.e., with per-vm memory attribute. > > We don't need this patch actually. And I have tested with reverting this patch, > with both out of place conversion and in-place conversion. Both worked. > oh yes, I misunderstood the default memory attribute without in-place conversion. I will drop this patch in the next series. Thanks! Lisa