From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9764825F78A; Fri, 27 Jun 2025 09:33:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.176.79.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751016820; cv=none; b=TewQL8TnO09+UTnlXGQqCVOzvc7tI9oYovZjUDS4Yal/lO96P9fx5jHE4+qj26UFHjo4/fAXtc5obXR7+PefzIcV47rEVuPv/NzmZY1242u7yILDtLchB5x3QWgwA7rVE512ha97vw6INA+Ld5Obwur5Rgf3c2W4Q+7ezz/AuHA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751016820; c=relaxed/simple; bh=bJdr+TTDMH+svc7EubeChnd7IBvtFonxEGW0USBIXCE=; h=Date:From:To:CC:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=EL3Z2CxWaFdYFZPjZ+/pvs9a4kG0f1F4J0Dcc3SqgUbnmej/KlzPqMHTsIZa2qzDKwv6/LuAGhZj14Y8kudW0k3BN4Se6QX8yuRKf1oYasDlnixczdnN0zDePt8twldJNCPRF42sSKAGF6d+t4lZjMZ9xhZKjArUczKa6x7g0bM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=185.176.79.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.18.186.216]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4bT9MM6BkSz6M57f; Fri, 27 Jun 2025 17:32:47 +0800 (CST) Received: from frapeml500008.china.huawei.com (unknown [7.182.85.71]) by mail.maildlp.com (Postfix) with ESMTPS id 52EE61402EC; Fri, 27 Jun 2025 17:33:36 +0800 (CST) Received: from localhost (10.48.153.213) by frapeml500008.china.huawei.com (7.182.85.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Fri, 27 Jun 2025 11:33:35 +0200 Date: Fri, 27 Jun 2025 10:33:34 +0100 From: Jonathan Cameron To: CC: , , , , , , , , , Alejandro Lucero Subject: Re: [PATCH v17 19/22] cxl: Avoid dax creation for accelerators Message-ID: <20250627103334.000010ee@huawei.com> In-Reply-To: <20250624141355.269056-20-alejandro.lucero-palau@amd.com> References: <20250624141355.269056-1-alejandro.lucero-palau@amd.com> <20250624141355.269056-20-alejandro.lucero-palau@amd.com> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-w64-mingw32) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: lhrpeml100003.china.huawei.com (7.191.160.210) To frapeml500008.china.huawei.com (7.182.85.71) On Tue, 24 Jun 2025 15:13:52 +0100 alejandro.lucero-palau@amd.com wrote: > From: Alejandro Lucero > > By definition a type2 cxl device will use the host managed memory for > specific functionality, therefore it should not be available to other > uses. > > Signed-off-by: Alejandro Lucero Reviewed-by: Jonathan Cameron