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X-CSE-ConnectionGUID: AlmuVMzdQmmFlu8M1Wbu9w== X-CSE-MsgGUID: zVKMTE9lRJm2itdTgdxGPw== X-IronPort-AV: E=McAfee;i="6800,10657,11493"; a="57477168" X-IronPort-AV: E=Sophos;i="6.16,315,1744095600"; d="scan'208";a="57477168" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jul 2025 20:43:57 -0700 X-CSE-ConnectionGUID: aPoQlabCQ3qZylzFjWdX/A== X-CSE-MsgGUID: Kqz36sLKTp2ZwCHMnpujrA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,315,1744095600"; d="scan'208";a="188397958" Received: from xiaoyaol-hp-g830.ccr.corp.intel.com (HELO [10.124.247.1]) ([10.124.247.1]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jul 2025 20:43:43 -0700 Message-ID: <8f8f15a2-ac5d-46ec-a790-8a2428ff6af2@intel.com> Date: Wed, 16 Jul 2025 11:43:40 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v14 01/21] KVM: Rename CONFIG_KVM_PRIVATE_MEM to CONFIG_KVM_GMEM To: Fuad Tabba , kvm@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-mm@kvack.org, kvmarm@lists.linux.dev Cc: 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, david@redhat.com, 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> <20250715093350.2584932-2-tabba@google.com> Content-Language: en-US From: Xiaoyao Li In-Reply-To: <20250715093350.2584932-2-tabba@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 8FA7180005 X-Stat-Signature: prdb4x4jgmbigr8qhw5yw8ophx9nzb3f X-Rspam-User: X-HE-Tag: 1752637439-128616 X-HE-Meta: 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 jdWCT65h VmlDPWc2VUsPefWXj2p/pu4+krMpDwSqiHQPQeMlYScQ2Ku9UuOqVHw5g/ZcqMBKTmq+GDPFzcGIAyBNofbJ9z6A76cKoRFgMxsGMCrVq5YCZMwbtvcNe2D9WTVXGjgZ6XPZjV4TzKcfciPINhKgoY8pMFw9/tOPBQwHZ518A1E/qcGbaB4Bx6WhROmd+1uaorwE4KvWPpNUvJxqGM2GU+MY2rNnIQmSPB6oaA6lT4I+Jz71bRxXwJgoo6b6RlADurtdHPrmAbONmDjq5DbLe52Xfh9Zfyj/Qgc7nW1DRahDYePYgijGNbVDXlodKSldhWJEsnkrt2X3ooFjtKWnqfU3qSi4hKq/Zj4JLw98jOysc1s0JeOb/2MO3Qq7tUmqSSS9LNQ18Pe2bQsSo5n2FFdpwR69z8vPe9pBs 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 7/15/2025 5:33 PM, Fuad Tabba wrote: > Rename the Kconfig option CONFIG_KVM_PRIVATE_MEM to CONFIG_KVM_GMEM. The > original name implied that the feature only supported "private" memory. > However, CONFIG_KVM_PRIVATE_MEM enables guest_memfd in general, which is > not exclusively for private memory. Subsequent patches in this series > will add guest_memfd support for non-CoCo VMs, whose memory is not > private. > > Renaming the Kconfig option to CONFIG_KVM_GMEM more accurately reflects > its broader scope as the main Kconfig option for all guest_memfd-backed > memory. This provides clearer semantics for the option and avoids > confusion as new features are introduced. > > Reviewed-by: Ira Weiny > Reviewed-by: Gavin Shan > Reviewed-by: Shivank Garg > Reviewed-by: Vlastimil Babka > Co-developed-by: David Hildenbrand > Signed-off-by: David Hildenbrand > Signed-off-by: Fuad Tabba Reviewed-by: Xiaoyao Li