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 C90787E58C; Thu, 20 Jun 2024 10:14:01 +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=1718878443; cv=none; b=XYUjBWxmQ5cC+cze2WGsTJnJRo6pLgLIWbxHJEM5jk9y7XpMhH7L4nBw8TW1mqAuF+c8FXizCXLc+qVASRDH0xxNVrfm4nGlC+H+EC4pNEegCcOVAtLGj2PjD9pOvbA8Z+SKznh7l4w9kMkpb5eLjv3ex0rJvo6Fdbkhqe+5EwI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718878443; c=relaxed/simple; bh=rqEJ1E3B8D88tLogDgJy//2/NvAS7IhW9VG3e6M3LHs=; h=Date:From:To:CC:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=nQEXA2GapulC7oYVPMt7mhy1OvF/EO9fkaqstVGIzex8+RLXqvMCIGeK4CSBoZRNkkmZ5Qjje82sDEiseiMd/bPI3pAIlkYS++dqnZYvPx2QTFnJ1sQGluFSguAHA+rscAPcfv58jd7QHcZ2jJwESI4qfSNuNXEtdf9o3SZ809s= 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 4W4bt83fzHz6K6WD; Thu, 20 Jun 2024 18:13:36 +0800 (CST) Received: from lhrpeml500005.china.huawei.com (unknown [7.191.163.240]) by mail.maildlp.com (Postfix) with ESMTPS id E07B3140A90; Thu, 20 Jun 2024 18:13:59 +0800 (CST) Received: from localhost (10.203.174.77) by lhrpeml500005.china.huawei.com (7.191.163.240) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Thu, 20 Jun 2024 11:13:59 +0100 Date: Thu, 20 Jun 2024 11:13:58 +0100 From: Jonathan Cameron To: Dave Jiang CC: , , , , , , Subject: Re: [PATCH v5 1/2] cxl: Preserve the CDAT access_coordinate for an endpoint Message-ID: <20240620111358.00003fa5@Huawei.com> In-Reply-To: <20240618231730.2533819-2-dave.jiang@intel.com> References: <20240618231730.2533819-1-dave.jiang@intel.com> <20240618231730.2533819-2-dave.jiang@intel.com> Organization: Huawei Technologies Research and Development (UK) Ltd. X-Mailer: Claws Mail 4.1.0 (GTK 3.24.33; x86_64-w64-mingw32) Precedence: bulk X-Mailing-List: linux-pci@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: lhrpeml100001.china.huawei.com (7.191.160.183) To lhrpeml500005.china.huawei.com (7.191.163.240) On Tue, 18 Jun 2024 16:16:40 -0700 Dave Jiang wrote: > Keep the access_coordinate from the CDAT tables for region perf > calculations. The region perf calculation requires all participating > endpoints to have arrived in order to determine if there are limitations > of bandwidth data due to shared uplink. > > Signed-off-by: Dave Jiang Reviewed-by: Jonathan Cameron