From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-yw1-f202.google.com (mail-yw1-f202.google.com [209.85.128.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8C58413FF4 for ; Thu, 21 Sep 2023 19:10:39 +0000 (UTC) Received: by mail-yw1-f202.google.com with SMTP id 00721157ae682-59e79a36097so45863917b3.0 for ; Thu, 21 Sep 2023 12:10:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1695323438; x=1695928238; darn=lists.linux.dev; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=msCRqftjzvMka6Rl5V/NvDEz768neF2Qswneru1ptF4=; b=NUfMfvv4dEV9OZRSc97L9KGRj69GtZZSEHeHW+1Fu9k0owcC/Sh5BACD3uSI6Y3aLD BaWOcMU7BXYxStnfs9U1aamkxyxz9xNuRUOft/8YHHa836/S3SU3Q5zurkq9zIpTeWkj 0MKNdxzXvMxRZWldSnqrA3MgN6qC++EHrGjmitDWcUc1U8y+YGpmc4e0scLsDhNDKQk2 u7HQPRyesB5Joa0Hi1jjr7xi6yZFwHKJJhxCMRNmM6HXGsUEz5SdY8GQKLugqxX7a3Kj 1iRF7zUYuRtyOTOMxiFnTAMkyfB/Ewp7wUXzES9lFtVZ7/+1dAfPKYsC7sBpmhKgWOtN Bl2g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1695323438; x=1695928238; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=msCRqftjzvMka6Rl5V/NvDEz768neF2Qswneru1ptF4=; b=FI9XYKJ7wokMv/G9aOoMRD2yJH4Xd0514CAAL1OxVb4DBEPo3H8a3hcwLaAR96tnzi 0BNxBM6UygyKREzgZjquuWkXBCP9ZXsXZISZg+ZslWwmeNucIZEyKizqfU/Uk620W+y3 GRN1336obQ79tTr8QtjafiYni0mVoVz3LCri6mqkookJTe0uohN/Wncx4WJ8gZeKTwPV 87+1+EpGjzN5TcRd7IagXBRTyUYLRvby+gwshP6OcVfXGTkc7Bfd5RY+HhU07wn7oD9w ImC8eO1a+Z5CHYIDJ2J16ilXkOyW/oJ93miAXR/pxzLtO5Q7t2NMdRSa9AwV5tunlRvB GuRw== X-Gm-Message-State: AOJu0YywnfDblr4fSVrVATBpgCxeopCLxaY/Lf+ucmPpyI5SZVn3945V ss4FhU1D/RxzjcFi5vjnFtcKXLJWOJk= X-Google-Smtp-Source: AGHT+IHW881nAqFnjABVXUT4908B5v4pAo/onJespz4HnG5MCVd8NLEq9DsMcDxqDXD3hJb4Zo/K0u0JOVE= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a05:690c:70a:b0:58c:e8da:4d1a with SMTP id bs10-20020a05690c070a00b0058ce8da4d1amr8361ywb.2.1695323438500; Thu, 21 Sep 2023 12:10:38 -0700 (PDT) Date: Thu, 21 Sep 2023 12:10:36 -0700 In-Reply-To: <20230914015531.1419405-15-seanjc@google.com> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20230914015531.1419405-1-seanjc@google.com> <20230914015531.1419405-15-seanjc@google.com> Message-ID: Subject: Re: [RFC PATCH v12 14/33] KVM: Add KVM_CREATE_GUEST_MEMFD ioctl() for guest-specific backing memory From: Sean Christopherson To: Paolo Bonzini , Marc Zyngier , Oliver Upton , Huacai Chen , Michael Ellerman , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , "Matthew Wilcox (Oracle)" , Andrew Morton , Paul Moore , James Morris , "Serge E. Hallyn" , kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, Chao Peng , Fuad Tabba , Jarkko Sakkinen , Anish Moorthy , Yu Zhang , Isaku Yamahata , Xu Yilun , Vlastimil Babka , Vishal Annapurve , Ackerley Tng , Maciej Szmigiero , David Hildenbrand , Quentin Perret , Michael Roth , Wang , Liam Merwick , Isaku Yamahata , "Kirill A . Shutemov" Content-Type: text/plain; charset="us-ascii" On Wed, Sep 13, 2023, Sean Christopherson wrote: > virt/kvm/guest_mem.c | 593 +++++++++++++++++++++++++++++++++++++ Getting to the really important stuff... Anyone object to naming the new file guest_memfd.c instead of guest_mem.c? Just the file, i.e. still keep the gmem namespace. Using guest_memfd.c would make it much more obvious that the file holds more than generic "guest memory" APIs, and would provide a stronger conceptual connection with memfd.c.