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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 101BEC4332F for ; Tue, 22 Nov 2022 18:06:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234345AbiKVSGK (ORCPT ); Tue, 22 Nov 2022 13:06:10 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51136 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234337AbiKVSGJ (ORCPT ); Tue, 22 Nov 2022 13:06:09 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 69944701B5; Tue, 22 Nov 2022 10:06:08 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 24401B81CB3; Tue, 22 Nov 2022 18:06:07 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 803C8C433C1; Tue, 22 Nov 2022 18:06:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1669140365; bh=trGcQYXIw7FCZR0G2TTT6YcWa8YSOS7zdjYdsUtAohI=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=HFZM9LiAkikCRL47vyx7N5jtwHA+N2HMiJInCtUdV7X7FmmLJfeJzM1rcDPk3xoUU oBduSOw8SI3kSjW+MtjKzYd+oUXX0Y+Jay7RCM0AYolUog9eH0klA3R47srUxnGhbS 3W7e7lPk/GonlRWlsPy5ek8qKtXtFmO3QBnwPmkxelvw1suqSoUPM2pQphHP9BZVw0 WkgahnUzXCtjAAl+rCMZQ0y8yBJ553JEAHjGtZ4UqLvX9nqpS/DojkkpVmL/cUmsG2 VyN1y1+DRKeRtkvmp1qS6jno3Uli+JOFISBnX0rLpyXhYhCubVzo6qvu2WRuSEyQTW fLNk/zPKgAbcw== Date: Tue, 22 Nov 2022 12:06:03 -0600 From: Bjorn Helgaas To: "Rafael J. Wysocki" Cc: Rodrigo Vivi , Lukas Wunner , LKML , Linux ACPI , Linux PCI , Linux PM , Mika Westerberg Subject: Re: [PATCH v1 0/2] PCI: hotplug: Add checks to avoid doing hotplug on PCIe Upstream Ports Message-ID: <20221122180603.GA205176@bhelgaas> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5623410.DvuYhMxLoT@kreacher> Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On Mon, Nov 21, 2022 at 07:13:15PM +0100, Rafael J. Wysocki wrote: > Hi All, > > PCIe Upstream Ports are not hotplug-capable by definition, but it turns out > that in some cases, if the system is configured in a particularly interesting > way, the kernel may be made attempt to operate an Upstream Port as a hotplug > one which causes functional issues to appear. > > The following 2 patches amend the code to prevent this behavior from occurring. Thanks, applied to pci/hotplug for v6.2. Lukas, I didn't presume to convert your LGTM to Reviewed-by, but would be happy add it. Bjorn