From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794427949; b=wiRRF1XDsOGBgJLa36MpnSDBnzIWPVV/Fye+RZcOLskqor/doj608u9zaoK2HyntUh8T N3X6mVg0V3mqY4nJsjBUhcZc+Zv7Qn+O9mVkyQQBckaDWcJXWTuUtMicPOmI+huDEl+JA sZODwQWaV8D6BxWoYJk7Y6QoEEHpx50FvRMmBDDYj26mCUbrR88fuHw80pYlNTsmqEPg3 rkT6/stBsTPUtJBj/lkk1IWD3mqlnNgkv8RRrJicbPFmqBI2Q1dTpygupuXhCuziru0MD XEsedPpCM3Ni4ykawdGjCxXPjabs4jQaH9FQgm8ulgNNmcamPzNl+SuZi2h7KPHhsLQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794427949; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=/S8pzNgi1aLIkjcnLAAOpZIsZWtQWdqJ9nJA+Jb1dDk=; b=p4XwpFMiLlPp5r+9O6RSoL2got4MFBh/pGQ2PJex4HND+vLLQ7OWYQPjJGMYnIPvKOrQ E/AILmEWJnI6PpUBjwRqTGERLcwcZeyKB9zWfE5PYV79kMC6V69I26UldSdlppaN+f9Cf hpPKDiRrywvceorO4kpLmU8ksCM+8g38/JDwEQIgUMii8XJgertOwoVQ8kzTRPJesjsmR srwb9NBzmj1JoSJ/Qs4ndTgXYwid0FekjcFOjGf5aPI8epGR1diAAkcw4rRYsQwN7iQ89 mczb937zKnldllqn0Rc7Oki+Nu3Ic0l0scnfgWcA6ifyPbwCONlmu/sItS/VbOzWh0w== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Wo3YnZ06; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 77F47606A324 for ; Wed, 11 Nov 2026 20:12:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Wo3YnZ06 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9A1ED1F00A05; Wed, 11 Nov 2026 20:12:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794427949; bh=/S8pzNgi1aLIkjcnLAAOpZIsZWtQWdqJ9nJA+Jb1dDk=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=Wo3YnZ06uWRU0dWy1huCh1XZ44brBY2cdVVbhpGrG+/8lwRE3/61ZvZWtJiNEGEMw d9qLp/XqThG94+SEqofMEpfZDJ3JmqgHQMrlelhDZclex/Ond4dJqaBuB+vMY3A0ca HxrxQ+4zYJYtXgqcq3NElRmb3VTl0COQy1MPI4hhcz5N+6/Eujb6YtS8UE437Dt5DF YdrrUbGaGmCR5VmsGHa3ZnWbnDAYnLLufHWqGFi+YLvdMq8r85iv+XEd2TeHEYfjMM GG2nnEpE4QBMQ0t4ZXDcDt/IrqlIiHTcLlJmE2IdFdUy+/S1RSo3sbWn0a4ONgQ78c igu1wD8agv5sQ== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v13 06/14] s390/vfio-ap: Transition guest migration state from STOP to STOP_COPY Reply-To: sashiko-reviews@lists.linux.dev To: "Anthony Krowiak" , linux-s390@vger.kernel.org Cc: "Heiko Carstens" , "Vasily Gorbik" , "Alexander Gordeev" , "Christian Borntraeger" In-Reply-To: <20261111192308.2585984-7-akrowiak@linux.ibm.com> References: <20261111192308.2585984-1-akrowiak@linux.ibm.com> <20261111192308.2585984-7-akrowiak@linux.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Wed, 11 Nov 2026 20:12:24 +0000 X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > The transition of the guest migration state from VFIO_DEVICE_STATE_STOP to > VFIO_DEVICE_STATE_STOP_COPY begins the process of saving the > vfio device state. The vfio device state is comprised of the guest's > AP configuration which specifies the adapters, domains and control > domains to which the guest will be given access. >=20 > To begin the process of saving the vfio device state, the VFIO AP device > driver opens a file stream that will be used to read the source guest's > AP configuration. >=20 > Note: > This commit introduces the file operations structure for migration state > files with a stub implementation of the read operation. The complete > implementation is provided in the subsequent commit. >=20 > This incremental approach allows for easier review of the migration > infrastructure setup separate from the actual implementation logic. >=20 > Signed-off-by: Anthony Krowiak Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261111192308.2585= 984-1-akrowiak@linux.ibm.com?part=3D6