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AJvYcCV484SvkVc9PPBdGczWlaUnzpi2QNa4kG0/BXmCOWtDEU7xsgzV9CJ2k7R4kcqfAtiS7xTtCboMhXV+QQYU@vger.kernel.org X-Gm-Message-State: AOJu0Yx14sJ9vYrQBWo6lfbscUNqoVXbR6dWeMBTGyLqMMHmzXoV41eR enGQ//oefDUnHFdQlda8R33BWPjvpR+ekmzkazxpN0YylTG+7cfHJJpmIJKLAFUailrhL7GJVFf mLBbwQ0PD96QrEQ== X-Google-Smtp-Source: AGHT+IEmoIr1XRdh2jEsRUDswYZqXhX3eoQiIFPX3VP+DLGDPoq40SIlYagZTuIw1RSOFbCoujpa5asPuE2+JQ== X-Received: from wmbgz9-n1.prod.google.com ([2002:a05:600c:8889:10b0:471:1414:8fd1]) (user=jackmanb job=prod-delivery.src-stubby-dispatcher) by 2002:a05:600c:37c3:b0:46e:35a0:3587 with SMTP id 5b1f17b1804b1-47939e37b60mr41129515e9.27.1765077169581; Sat, 06 Dec 2025 19:12:49 -0800 (PST) Date: Sun, 07 Dec 2025 03:12:48 +0000 In-Reply-To: <20251205165743.9341-1-kalyazin@amazon.com> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20251205165743.9341-1-kalyazin@amazon.com> X-Mailer: aerc 0.21.0 Message-ID: Subject: Re: [PATCH v8 00/13] Direct Map Removal Support for guest_memfd From: Brendan Jackman To: "Kalyazin, Nikita" , "kvm@vger.kernel.org" , "linux-doc@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "kvmarm@lists.linux.dev" , "linux-fsdevel@vger.kernel.org" , "linux-mm@kvack.org" , "bpf@vger.kernel.org" , "linux-kselftest@vger.kernel.org" Cc: "pbonzini@redhat.com" , "corbet@lwn.net" , "maz@kernel.org" , "oupton@kernel.org" , "joey.gouly@arm.com" , "suzuki.poulose@arm.com" , "yuzenghui@huawei.com" , "catalin.marinas@arm.com" , "will@kernel.org" , "seanjc@google.com" , "tglx@linutronix.de" , "mingo@redhat.com" , "bp@alien8.de" , "dave.hansen@linux.intel.com" , "x86@kernel.org" , "hpa@zytor.com" , "luto@kernel.org" , "peterz@infradead.org" , "willy@infradead.org" , "akpm@linux-foundation.org" , "david@kernel.org" , "lorenzo.stoakes@oracle.com" , "Liam.Howlett@oracle.com" , "vbabka@suse.cz" , "rppt@kernel.org" , "surenb@google.com" , "mhocko@suse.com" , "ast@kernel.org" , "daniel@iogearbox.net" , "andrii@kernel.org" , "martin.lau@linux.dev" , "eddyz87@gmail.com" , "song@kernel.org" , "yonghong.song@linux.dev" , "john.fastabend@gmail.com" , "kpsingh@kernel.org" , "sdf@fomichev.me" , "haoluo@google.com" , "jolsa@kernel.org" , "jgg@ziepe.ca" , "jhubbard@nvidia.com" , "peterx@redhat.com" , "jannh@google.com" , "pfalcato@suse.de" , "shuah@kernel.org" , "riel@surriel.com" , "baohua@kernel.org" , "ryan.roberts@arm.com" , "jgross@suse.com" , "yu-cheng.yu@intel.com" , "kas@kernel.org" , "coxu@redhat.com" , "kevin.brodsky@arm.com" , "ackerleytng@google.com" , "maobibo@loongson.cn" , "prsampat@amd.com" , "mlevitsk@redhat.com" , "isaku.yamahata@intel.com" , "jmattson@google.com" , "jthoughton@google.com" , "linux-arm-kernel@lists.infradead.org" , "vannapurve@google.com" , "jackmanb@google.com" , "aneesh.kumar@kernel.org" , "patrick.roy@linux.dev" , "Thomson, Jack" , "Itazuri, Takahiro" , "Manwaring, Derek" , "Cali, Marco" , Content-Type: text/plain; charset="UTF-8" On Fri Dec 5, 2025 at 4:57 PM UTC, Nikita Kalyazin wrote: > Changes since v7: > - David: separate patches for adding x86 and ARM support > - Dave/Will: drop support for disabling TLB flushes In case anyone was following along at home - it looks like kvm_arch_gmem_supports_no_direct_map() has been refactored which also fixes the can_set_direct_map() issue from [0]. [0] https://lore.kernel.org/kvm/DDWOP8GKHESP.2EOY2HGM9RXHU@google.com/#t