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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 4A52BC4743E for ; Tue, 8 Jun 2021 10:29:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2B04560FF1 for ; Tue, 8 Jun 2021 10:29:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231243AbhFHKaw (ORCPT ); Tue, 8 Jun 2021 06:30:52 -0400 Received: from frasgout.his.huawei.com ([185.176.79.56]:3165 "EHLO frasgout.his.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229942AbhFHKav (ORCPT ); Tue, 8 Jun 2021 06:30:51 -0400 Received: from fraeml707-chm.china.huawei.com (unknown [172.18.147.201]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4FzmNZ15TMz6K5ZX; Tue, 8 Jun 2021 18:16:14 +0800 (CST) Received: from lhreml724-chm.china.huawei.com (10.201.108.75) by fraeml707-chm.china.huawei.com (10.206.15.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Tue, 8 Jun 2021 12:28:57 +0200 Received: from [10.47.88.167] (10.47.88.167) by lhreml724-chm.china.huawei.com (10.201.108.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Tue, 8 Jun 2021 11:28:56 +0100 Subject: Re: [PATCH v4] iommu/of: Fix pci_request_acs() before enumerating PCI devices To: Xingang Wang , Bjorn Helgaas CC: , , , , , , , , References: <20210604190430.GA2220179@bjorn-Precision-5520> <7cd2f48a-8cb5-d290-7187-267d92e9a595@huawei.com> From: John Garry Message-ID: <0379c9c4-f7c7-fe4d-596d-7486377c8462@huawei.com> Date: Tue, 8 Jun 2021 11:23:06 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.1.2 MIME-Version: 1.0 In-Reply-To: <7cd2f48a-8cb5-d290-7187-267d92e9a595@huawei.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.47.88.167] X-ClientProxiedBy: lhreml738-chm.china.huawei.com (10.201.108.188) To lhreml724-chm.china.huawei.com (10.201.108.75) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07/06/2021 13:58, Xingang Wang wrote: > On 2021/6/5 3:04, Bjorn Helgaas wrote: >> [+cc John, who tested 6bf6c24720d3] I think that whoever committed this patch just blanket applied my TB tag. I would not have tested anything supporting ACS or even DT: https://lore.kernel.org/linux-iommu/c8eb97b1-dab5-cc25-7669-2819f64a885d@huawei.com/ Thanks, John 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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 9019AC4743D for ; Tue, 8 Jun 2021 10:29:07 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1C4AB6124C for ; Tue, 8 Jun 2021 10:29:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1C4AB6124C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id E02DC830A7; Tue, 8 Jun 2021 10:29:06 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id d8tQEngOvGfe; Tue, 8 Jun 2021 10:29:03 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp1.osuosl.org (Postfix) with ESMTP id BAB1F8309A; Tue, 8 Jun 2021 10:29:02 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 9E44FC000D; Tue, 8 Jun 2021 10:29:02 +0000 (UTC) Received: from smtp3.osuosl.org (smtp3.osuosl.org [IPv6:2605:bc80:3010::136]) by lists.linuxfoundation.org (Postfix) with ESMTP id BD312C0001 for ; Tue, 8 Jun 2021 10:29:01 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id 96DAA6070D for ; Tue, 8 Jun 2021 10:29:01 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 2akiAAOXYFyl for ; Tue, 8 Jun 2021 10:29:00 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) by smtp3.osuosl.org (Postfix) with ESMTPS id 44B2E606C1 for ; Tue, 8 Jun 2021 10:29:00 +0000 (UTC) Received: from fraeml707-chm.china.huawei.com (unknown [172.18.147.201]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4FzmNZ15TMz6K5ZX; Tue, 8 Jun 2021 18:16:14 +0800 (CST) Received: from lhreml724-chm.china.huawei.com (10.201.108.75) by fraeml707-chm.china.huawei.com (10.206.15.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Tue, 8 Jun 2021 12:28:57 +0200 Received: from [10.47.88.167] (10.47.88.167) by lhreml724-chm.china.huawei.com (10.201.108.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Tue, 8 Jun 2021 11:28:56 +0100 Subject: Re: [PATCH v4] iommu/of: Fix pci_request_acs() before enumerating PCI devices To: Xingang Wang , Bjorn Helgaas References: <20210604190430.GA2220179@bjorn-Precision-5520> <7cd2f48a-8cb5-d290-7187-267d92e9a595@huawei.com> From: John Garry Message-ID: <0379c9c4-f7c7-fe4d-596d-7486377c8462@huawei.com> Date: Tue, 8 Jun 2021 11:23:06 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.1.2 MIME-Version: 1.0 In-Reply-To: <7cd2f48a-8cb5-d290-7187-267d92e9a595@huawei.com> Content-Language: en-US X-Originating-IP: [10.47.88.167] X-ClientProxiedBy: lhreml738-chm.china.huawei.com (10.201.108.188) To lhreml724-chm.china.huawei.com (10.201.108.75) X-CFilter-Loop: Reflected Cc: xieyingtai@huawei.com, robh@kernel.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, robh+dt@kernel.org, linux-pci@vger.kernel.org, will@kernel.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" On 07/06/2021 13:58, Xingang Wang wrote: > On 2021/6/5 3:04, Bjorn Helgaas wrote: >> [+cc John, who tested 6bf6c24720d3] I think that whoever committed this patch just blanket applied my TB tag. I would not have tested anything supporting ACS or even DT: https://lore.kernel.org/linux-iommu/c8eb97b1-dab5-cc25-7669-2819f64a885d@huawei.com/ Thanks, John _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu