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=1793979374; b=LL72dOqx++ont62UUlyBMR18fVKziL6nirtjrNBY+lvgdjlO60Tyi8dz5wNkDtOfg2kV lMqkAYUFs2lUvmyCrERNXg8eR9aQJVb6TLGdWZNZBSadETeWLj3YaoC70kj3EFCgzo4Ks ekTOR94QEOB0I0v7l8NnGnUFZj/3RaJ1KxymF2RA0jElsXyQCpMAf26Cm4HZeKMCpP73Y KP9Vhf0XKpLsJZiOkLxjiu0X41ACXQxmdWHOqB2JWkXdTsl9srdnuW+a0BDF4m+/Iag17 m58sflC2hBaZ+swoxa0J6HsBY3VFCGd0Zro2t/fBMxLJq62+joCfmIFfkeLR0K+w6PA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793979374; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=xgMCsNL+FuiPACokWxB+YpocnGTg3RM0TCY/MSErDZg=; b=gH6rulciKlxsVhayTIeoyw7Mk8oWrItLTsbPh0T3o2x5oBnl2R7XSdGsErDM1JLxXScH XwIu9hVsaSaA71x5iKK/0rS4oNmUDrr07PDtqTc452NRd6GOyOBiPcDvpx4KYz5podbPa IF08TXqePy1ARZY1E3Q57rEZOWu4+nzMugFjWNAPDfcNL9zEjoGujcdljuDxCfUOefNk9 oI8qLAwQ/cDP6QUiENI3DWlm7wckp6BKxqUd7zC+4QvOxZH3ZPj1t5x81mahMUucK5zZk Anv0M9IZd1mKDsu8YbNpmxXoOL7aI2lgKaK7X1X2QA1LW8IQKfJgPASCVxc7yp8Pthg== 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=eVmFtAv9; 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 B3A70606A33D for ; Fri, 6 Nov 2026 15:36:13 +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=eVmFtAv9 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1809F1F008A3; Fri, 6 Nov 2026 15:36:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793979373; bh=xgMCsNL+FuiPACokWxB+YpocnGTg3RM0TCY/MSErDZg=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=eVmFtAv96neFeapoyROuhclWZ0ip4gblTx2Wi1IAWuOlg+CL4v31oQZxx7BwvzD5d u022UC2rnlNk/4UYX0Xj87pNfaXl1EwK9526mlUYg9tuJoaUZ0nQ4Kmt4NgxSfPdd1 gJ74NMZtgH+lUjc/ZGf/ZCyZ7mHfSiuW/Tzp9pFOTLryTgaXSnoomdwvaHE+kXk1Mn +9PpUq8who9S6Z/b7hwSlD8nfQiyaupRBXo+XXj2n4EaDRPsMm+bXNZRywvw/thqN5 sfD615a6j/JgmbH7t47fKZz7AEQAnvsY7kdaHZdeLRCkjqtZi3pfDHKtopMteFniBZ HpkPGz8H/I6GQ== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v12 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: <20261106152259.1360651-7-akrowiak@linux.ibm.com> References: <20261106152259.1360651-1-akrowiak@linux.ibm.com> <20261106152259.1360651-7-akrowiak@linux.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 06 Nov 2026 15:36:12 +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/20261106152259.1360= 651-1-akrowiak@linux.ibm.com?part=3D6