Received: by 2002:a05:6a10:1a4d:0:0:0:0 with SMTP id nk13csp3945267pxb; Fri, 4 Feb 2022 22:53:45 -0800 (PST) X-Google-Smtp-Source: ABdhPJyH3uRpHxpF+54WIhcrZfx6BR901vc01aWyyK/Y2zzhncsZWsKCgKMpl5n6N3LLIxYsmNH+ X-Received: by 2002:a05:6402:881:: with SMTP id e1mr715607edy.234.1644044025586; Fri, 04 Feb 2022 22:53:45 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1644044025; cv=none; d=google.com; s=arc-20160816; b=la4K/OcqGqWTE2DR9axiyfn69cWaYwLgtrajQsE4FvktucDICmBgTZ5Jk6ItbieH9z iEt/auTchCZVcbpyfCbDlX01jF7EacTHcUBUGU8FoAWu+FJEI+h34mcgBwLklzp1LN8M ZBmxgKE/SEo5xDCXxK7meOX9lfy6MmdS16Y5Q3vN1ZdIRF6WrQnjnCNxMjA3CaidHshu jTDYJUkyb4VH07FqOmUg3cUd2E/a/rTVYo1kOoGzNLr56SqT46UoAu7oxnGVyq2VTFSd MvNz5HdKEosNVaLjtGtPzKd+NFxDvylrgQpgEG4b7HCcUYbLhXeMFlMYfXZ6HQyrId+b dLgA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:references:message-id:in-reply-to :subject:cc:to:reply-to:from:date:dkim-signature; bh=HF+ojZ036KtwTWlv5/xhfqsItvE9jTl4chem/75SuHU=; b=zUmlq0SArOJ7bRtzcFYJkRPh2Y89WZPtGwVv1WJ1CkoXNI7dOAP6L+qUuHeTAKzaHw YcpSnwuX6skQCqi/xOs8sSIUSuLIeD6dGOFtTyjTnl+14RGMWfWmz3JVCL0HZAEvATV6 2lGbkj+CyFHmJ0ZvqV+3agEmP6XvO2vFrMIbSn7pL6GwkMgGWK8k3qILFvzo/+dEPXk6 gM2OgfiZO3HdEjswRYbucIp/i/3iJ7nd5KqoWl4sym6Uf52oxgOvI+bBj2QyatH5e7zt CkLdk0hnIVMPa/arq14HFufdDld9Tc2BmF6jPwL3n4GrC8Ki1zTsOTCCrFSvMbuQV3nN G1rA== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@panix.com header.s=panix header.b="e/KfhQaL"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id y10si2770174edd.563.2022.02.04.22.53.20; Fri, 04 Feb 2022 22:53:45 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=fail header.i=@panix.com header.s=panix header.b="e/KfhQaL"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1378000AbiBDXRG (ORCPT + 99 others); Fri, 4 Feb 2022 18:17:06 -0500 Received: from mailbackend.panix.com ([166.84.1.89]:48910 "EHLO mailbackend.panix.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234270AbiBDXRF (ORCPT ); Fri, 4 Feb 2022 18:17:05 -0500 Received: from [172.20.1.124] (50-233-66-22-static.hfc.comcastbusiness.net [50.233.66.22]) by mailbackend.panix.com (Postfix) with ESMTPSA id 4JrBJH1BySz2q8Y; Fri, 4 Feb 2022 18:17:03 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=panix.com; s=panix; t=1644016624; bh=nTN4J6gLwOwjvwUgWB10d7EMo0zm9tPlaYTEXfi+uA0=; h=Date:From:Reply-To:To:cc:Subject:In-Reply-To:References; b=e/KfhQaLRIsGDx5g8CpP1pkGEqn1V+11n09TsP18xTFN05KK7kIWdlHPwpaTrnlIp P9WCkXLct3N2Aq6h7noHqXjgeO8dcVRXLFeYcTsK0xXDKZJJNuzwhDIw19S2hVBKXT nx0gjMaRig4dOfTZuhSinSaDXOxdjeuWXLB3zH5k= Date: Fri, 4 Feb 2022 15:17:02 -0800 (PST) From: "Kenneth R. Crudup" Reply-To: "Kenneth R. Crudup" To: Bjorn Helgaas cc: Vidya Sagar , bhelgaas@google.com, lorenzo.pieralisi@arm.com, hkallweit1@gmail.com, wangxiongfeng2@huawei.com, mika.westerberg@linux.intel.com, kai.heng.feng@canonical.com, chris.packham@alliedtelesis.co.nz, yangyicong@hisilicon.com, treding@nvidia.com, jonathanh@nvidia.com, abhsahu@nvidia.com, sagupta@nvidia.com, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, kthota@nvidia.com, mmaddireddy@nvidia.com, sagar.tv@gmail.com, "Kenneth R. Crudup" Subject: Re: [PATCH V1] PCI/ASPM: Save/restore L1SS Capability for suspend/resume In-Reply-To: <20220204230234.GA226601@bhelgaas> Message-ID: <7b377c19-23-6793-5e43-b757cfd8437@panix.com> References: <20220204230234.GA226601@bhelgaas> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 4 Feb 2022, Bjorn Helgaas wrote: > Do we have a theory on what might have caused the regression before? > Or at least something that is different this time around? If you'd like, I could try re-applying the previous problem commit or your attempted fix on top of Linus' master if you'd like to see if something was fixed somewhere else in the PCIe subsystem, but if you think it's not worth- while I'm satisfied with the current fix (or probably more-exactly for my particular machine, lack of regression). -Kenny -- Kenneth R. Crudup / Sr. SW Engineer, Scott County Consulting, Orange County CA