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=1792778843; b=lYo3IFqQ6uCRsb4KOl3vnRNeinRlOJmM34rn0GjqIgpTDeyfmjGJCCL7fV65C9uAI2BA zqRiK5EH72iwv8Mtpn5soLvUyBk5QXGnZS/MlYItSwJoISAO7BfM2b/Oiban9dslkE5w2 OlzTUWQorBi/iLI7ajcwFserJM4Q++t7aP6Y+m2KSrj0eRzpW4UnP0LkdXDtzsH6MdjUm rx1ftrAPr/bDBtpYnNtlENdtM83v00cLABnocJiupPDGtKmBF46/y/8e9dW0U6wujNsKx JrLihn5UFL4dedvcW0WKfMZw+Mfi+JlGWsSDp1Uu4zlBjs9SdQTRDoCB5O8aRLYvPKQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792778843; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=H2u/w77W0AYVfVvnjxUQyr4kBFTg3oIuBfy0kyNqO9s=; b=FKOwERkVbtOTEXyLJ1KmmADp+Dd9f1tcpAiIPLAm9TK6Fr29daX20Qn+Sg22RPOY2CqB CX5qpjn/cqhgrO6vXOAU6GzZR7PGrsohsJDntHffaMANUgUsAy3xiIo2vcbJgJW6+dKHd HymdEC0ewVls9APyXVpEYse3/WE9tKF7L10niYwXh/9Y46TbGAr/kJSwIvsX4vDhywIYx 2Hp+mXogBZ7OayR+gTgrGaNiuLe2Kw4hP0dtmWOosSPMIgfDdune+d9L10iN545s+DVJI b1mTbHLkC8//R0b3u6AvQVZ7x2mG2z6BXfb+BRGz5GubMyWxTpK5nQwZyz+84caWw4g== 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=J5Fp41ck; 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 E4637606A31A for ; Fri, 23 Oct 2026 18:07:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=J5Fp41ck Received: by smtp.kernel.org (Postfix) with ESMTPSA id 37EAD1F01825; Fri, 23 Oct 2026 18:07:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792778842; bh=H2u/w77W0AYVfVvnjxUQyr4kBFTg3oIuBfy0kyNqO9s=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=J5Fp41ckWk+HG1CWlGlmTA5ZvmKkc3VtMy5htsUJAyThhYDMAQrwzpcvZ2S2l5IHk NOvDI8WEE8tZmFJm7YPZYpsHPE13byMk6VuaQVnUbqumwOelOsQ5VLaxyya7kJBvOA mZsulPZhFiL8iQR4BFI/0SUSsUirUX7Lol1RVERLO63tfguCkqPacG/hYP93EeIZkU tBZ9zWNzPD2i79hmrsMwBj9hmxVR1UWXzrbs60zCc57Rchf4yBMNtjrG3VVT3b1Jny 6g5bG6T2kBJB0mx84+4zf7NVlk5n9E+O+iLHCSx2nO4W7jDi5/CkWFiZBA4SqqpQGQ y8RrR/sqtQmmw== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v10 06/15] 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: <20261023174349.3545941-7-akrowiak@linux.ibm.com> References: <20261023174349.3545941-1-akrowiak@linux.ibm.com> <20261023174349.3545941-7-akrowiak@linux.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 23 Oct 2026 18:07:20 +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/20261023174349.3545= 941-1-akrowiak@linux.ibm.com?part=3D6