From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5363FC433E0 for ; Mon, 18 May 2020 16:44:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 32EE6207E8 for ; Mon, 18 May 2020 16:44:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589820295; bh=0Ghw4tGhZ8iBjTWx8JwzAJG+pvvWWvoMpgDoaJooRqY=; h=Date:From:To:Cc:Subject:In-Reply-To:List-ID:From; b=CKaE14sgJMr3ULNaEdEt4oIiJfaJaGTBQIYcoHc4GK7TPlfN/8F8LS5UPgkUB6syp tfPl1H1vxmdpaf0Xrbc1kn7OywFajPS2gz6yYgDWoeABeWi7ODnWAAj1wRZvgn/faa fyDrl3/kBEoIo360bF1J1hp66pzfd9ry3DrBEY5s= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728525AbgERQoy (ORCPT ); Mon, 18 May 2020 12:44:54 -0400 Received: from mail.kernel.org ([198.145.29.99]:38624 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728519AbgERQoy (ORCPT ); Mon, 18 May 2020 12:44:54 -0400 Received: from localhost (mobile-166-175-190-200.mycingular.net [166.175.190.200]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9689D20873; Mon, 18 May 2020 16:44:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589820294; bh=0Ghw4tGhZ8iBjTWx8JwzAJG+pvvWWvoMpgDoaJooRqY=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=2kaOpYOOAC46jqLCWqgO31A0A0yZn0GtzM29rEl/+d8JeWCxup8mC9Gv1W116rSVT L0D+tFQjjw7ySc3JL3TaEIyLp0ZcCj1tL/3SLQkkVv1c/d3cSkviGdPNxn09TJv02/ 45B5RsUsDbYR6OqB12xr54VIGJsChb9xUGi1poWs= Date: Mon, 18 May 2020 11:44:51 -0500 From: Bjorn Helgaas To: Sean V Kelley Cc: bhelgaas@google.com, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH V2 0/3] PCI: Add basic Compute eXpress Link DVSEC decode Message-ID: <20200518164451.GA935888@bjorn-Precision-5520> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200518163523.1225643-1-sean.v.kelley@linux.intel.com> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Mon, May 18, 2020 at 09:35:20AM -0700, Sean V Kelley wrote: > Changes since v1 [1]: > > - Make use pci_info() and FLAG(), as in pcie_init(). > - Wrap new cxl_cap in pci_dev struct within #ifdef PCI_CXL. > (Bjorn Helgaas) > > - Added functionality for some CXL.mem and CXL.cache helper functions. > Snoop filter helper functions along with a performance hint as > well as a toggle for viral self-isolation mode could be implemented. > However, in the absence of CXL devices with their associated drivers, it > perhaps makes best sense to be in a holding pattern on this until we have > something to exercise it with. Right, until these add functionality we can actually use, e.g., drivers that call these new functions, I think we're in a holding pattern. Bjorn