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[2003:d8:2f1d:ed00:1769:dd7c:7208:eb33]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3b5e8dc9298sm17777986f8f.44.2025.07.16.05.59.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 16 Jul 2025 05:59:08 -0700 (PDT) Message-ID: Date: Wed, 16 Jul 2025 14:59:05 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v14 02/21] KVM: Rename CONFIG_KVM_GENERIC_PRIVATE_MEM to CONFIG_KVM_GENERIC_GMEM_POPULATE To: Fuad Tabba , Xiaoyao Li Cc: kvm@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-mm@kvack.org, kvmarm@lists.linux.dev, pbonzini@redhat.com, chenhuacai@kernel.org, mpe@ellerman.id.au, anup@brainfault.org, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, seanjc@google.com, viro@zeniv.linux.org.uk, brauner@kernel.org, willy@infradead.org, akpm@linux-foundation.org, yilun.xu@intel.com, chao.p.peng@linux.intel.com, jarkko@kernel.org, amoorthy@google.com, dmatlack@google.com, isaku.yamahata@intel.com, mic@digikod.net, vbabka@suse.cz, vannapurve@google.com, ackerleytng@google.com, mail@maciej.szmigiero.name, michael.roth@amd.com, wei.w.wang@intel.com, liam.merwick@oracle.com, isaku.yamahata@gmail.com, kirill.shutemov@linux.intel.com, suzuki.poulose@arm.com, steven.price@arm.com, quic_eberman@quicinc.com, quic_mnalajal@quicinc.com, quic_tsoni@quicinc.com, quic_svaddagi@quicinc.com, quic_cvanscha@quicinc.com, quic_pderrin@quicinc.com, quic_pheragu@quicinc.com, catalin.marinas@arm.com, james.morse@arm.com, yuzenghui@huawei.com, oliver.upton@linux.dev, maz@kernel.org, will@kernel.org, qperret@google.com, keirf@google.com, roypat@amazon.co.uk, shuah@kernel.org, hch@infradead.org, jgg@nvidia.com, rientjes@google.com, jhubbard@nvidia.com, fvdl@google.com, hughd@google.com, jthoughton@google.com, peterx@redhat.com, pankaj.gupta@amd.com, ira.weiny@intel.com References: <20250715093350.2584932-1-tabba@google.com> <20250715093350.2584932-3-tabba@google.com> <418ddbbd-c25e-4047-9317-c05735e02807@intel.com> <778ca011-1b2f-4818-80c6-ac597809ec77@redhat.com> <6927a67b-cd2e-45f1-8e6b-019df7a7417e@intel.com> <47395660-79ad-4d22-87b0-c5bf891f708c@redhat.com> From: David Hildenbrand Autocrypt: addr=david@redhat.com; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: E6CEF40007 X-Stat-Signature: qkf3gui5oqiagu3yuywdau51hp1n9zui X-HE-Tag: 1752670752-83243 X-HE-Meta: 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 POlxTLYi 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 16.07.25 14:54, Fuad Tabba wrote: > Hi Xiaoyao, > > >> Not really the same result. >> >> The two-step patches I proposed doesn't produce the below thing of this >> original patch. It doesn't make sense to select >> KVM_GENERIC_GMEM_POPULATE for KVM_SW_PROTECTED_VM from the name. > > I think I see where you're going. That said, other than in the > configuration files, in all the actual code, the purpose of > KVM_GENERIC_PRIVATE_MEMis to guard kvm_gmem_populate(). So > I disagree with you, and I think that this should be one patch that > fixes the name. That said, I agree with you regarding: > > - select KVM_GENERIC_PRIVATE_MEM if KVM_SW_PROTECTED_VM > + select KVM_GENERIC_MEMORY_ATTRIBUTES if KVM_SW_PROTECTED_VM > + select KVM_GMEM if KVM_SW_PROTECTED_VM Yeah, KVM_SW_PROTECTED_VM doesn't need the populate function. -- Cheers, David / dhildenb