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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 01AB5D6DDEC for ; Fri, 15 Nov 2024 09:12:41 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4XqWWX46Jzz2yPS; Fri, 15 Nov 2024 20:12:40 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip="2a01:37:3000::53df:4ef0:0" ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1731661960; cv=none; b=f+RVNXhtCJuzC7qVRPuC1Scl4kYJhsx8TSg1IRRwxRu6iuGlgTqiphPqu4Jk3CrNxpfDgiT4q3hwIZ2zNaPyXluTRDnguTB+oZ/320yKOrSggRc4+sFTnr4okFj0ZQ6Mf1GgGGxF1F3jRD5p2F56i9JieTb4atrsiCmvhzLid6q/KTTzkvFOdKy9KXWsaR3asRAu9M1FJe3qHBWd73HY3Vfd3Jr5P94gaoaYfxdVJ9aZqqnzrTHbae+0PZBwASip8touMV4YrJX4nivDXtlj2WQBtr/2O8ixiVltFROFvQcjZpFLSPLt2mUzUX3y8myLowwhnVIetWiKaPe6PMpwYQ== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1731661960; c=relaxed/relaxed; bh=Stjtz6qDnjiC1mkqCjFO1YM17Ev0itGJ8CXdx1KVwAE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=VO+4QW+E1+qjU4GpKu013rVQZ5cg1OH9/Wrm53tvLC7zwuW+DG0JwndxYwzZhKnctzuidb+uyfVedD90g1gYVajxnbqBL4n0CC7GZ1n4DTHei8HDzUQI5Kq2JtgHPHl5uNIABDJy9HwbsnTAmLxhDiBpDGnEl+Hy9pchR/72YfPutHxe/mUCVCjlsJcBbi/0WKK81R3Nxbd45bvWSUSvPj8vDWbOQdchmbw57vNH8vsvMetJ2lEdfhP78VF2GL+Fl5x1HYFNomxEhCDcHE9V0XdzXD2ramBcFFM1u+IURh3alluezIbikLRK6plBEV5kZhZqOvXTSX5byiWSbavViw== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=wunner.de; spf=pass (client-ip=2a01:37:3000::53df:4ef0:0; helo=bmailout2.hostsharing.net; envelope-from=foo00@h08.hostsharing.net; receiver=lists.ozlabs.org) smtp.helo=bmailout2.hostsharing.net Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=wunner.de Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.helo=bmailout2.hostsharing.net (client-ip=2a01:37:3000::53df:4ef0:0; helo=bmailout2.hostsharing.net; envelope-from=foo00@h08.hostsharing.net; receiver=lists.ozlabs.org) X-Greylist: delayed 328 seconds by postgrey-1.37 at boromir; Fri, 15 Nov 2024 20:12:38 AEDT Received: from bmailout2.hostsharing.net (bmailout2.hostsharing.net [IPv6:2a01:37:3000::53df:4ef0:0]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4XqWWV0gXkz2yDm for ; Fri, 15 Nov 2024 20:12:38 +1100 (AEDT) Received: from h08.hostsharing.net (h08.hostsharing.net [IPv6:2a01:37:1000::53df:5f1c:0]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "*.hostsharing.net", Issuer "RapidSSL TLS RSA CA G1" (verified OK)) by bmailout2.hostsharing.net (Postfix) with ESMTPS id 1EF162800C917; Fri, 15 Nov 2024 10:06:59 +0100 (CET) Received: by h08.hostsharing.net (Postfix, from userid 100393) id 0844E3641AA; Fri, 15 Nov 2024 10:06:59 +0100 (CET) Date: Fri, 15 Nov 2024 10:06:59 +0100 From: Lukas Wunner To: Shuai Xue Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, bhelgaas@google.com, kbusch@kernel.org, mahesh@linux.ibm.com, oohall@gmail.com, sathyanarayanan.kuppuswamy@linux.intel.com Subject: Re: [PATCH v2 2/2] PCI/AER: Report fatal errors of RCiEP and EP if link recoverd Message-ID: References: <20241112135419.59491-1-xueshuai@linux.alibaba.com> <20241112135419.59491-3-xueshuai@linux.alibaba.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241112135419.59491-3-xueshuai@linux.alibaba.com> On Tue, Nov 12, 2024 at 09:54:19PM +0800, Shuai Xue wrote: > The AER driver has historically avoided reading the configuration space of > an endpoint or RCiEP that reported a fatal error, considering the link to > that device unreliable. It would be good if you could mention the relevant commit here: 9d938ea53b26 ("PCI/AER: Don't read upstream ports below fatal errors") Thanks, Lukas