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=-3.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,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 E2B39C433ED for ; Tue, 6 Apr 2021 09:11:12 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 634BF613C2 for ; Tue, 6 Apr 2021 09:11:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 634BF613C2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=8bytes.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=46kY3KjkE/YTfKJUjVw+D89w7Pg3T9Tzs1YHtvizoDQ=; b=j8DopTxSzNKqERA4TfmpPkkdr S5BnfW+DbKj6RUyk0bqdWyADtIChXfpuLeQM16xXlLmw+NQ217QTXQ9b2BvcWJVSmpziXzbTKv6WH DHJj1ncbQR7zz79cVlKH8ugNLml4Y+jbzSS6SEhlvFsoSFMEsRAvLRZH/gWh8XNsmyV3/lS6TeEQi Aj25MNgqZTaT9YhatynC+yBUJzTsu/MH3YMK9jQINmIRWdz2VmINnCfYOpXHN7FP7kenrlIwl22XU lFhOrUgeuW18RAPDX3DX5/Uueu24LcApMRVPsyX6HvQiMqA+r4ktaEqn5/BifLhfq5DWUtGBfE6PA BoeS0aqHQ==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lThhJ-001xOe-Lf; Tue, 06 Apr 2021 09:08:33 +0000 Received: from 8bytes.org ([2a01:238:4383:600:38bc:a715:4b6d:a889] helo=theia.8bytes.org) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lThhE-001xM3-6c for linux-arm-kernel@lists.infradead.org; Tue, 06 Apr 2021 09:08:30 +0000 Received: by theia.8bytes.org (Postfix, from userid 1000) id 27AE33A4; Tue, 6 Apr 2021 11:08:20 +0200 (CEST) Date: Tue, 6 Apr 2021 11:08:18 +0200 From: Joerg Roedel To: "chenxiang (M)" Cc: Sai Prakash Ranjan , Will Deacon , linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, linux-arm-msm@vger.kernel.org, Robin Murphy , linux-arm-kernel@lists.infradead.org, linuxarm@huawei.com Subject: Re: [PATCH] iommu: Add device name to iommu map/unmap trace events Message-ID: References: <20210209123620.19993-1-saiprakash.ranjan@codeaurora.org> <20210212105039.GG7302@8bytes.org> <626fbcb8-b84f-1522-4ec3-9c7c1f5f7a93@hisilicon.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <626fbcb8-b84f-1522-4ec3-9c7c1f5f7a93@hisilicon.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210406_100828_561577_A2B4F04E X-CRM114-Status: UNSURE ( 7.32 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Apr 06, 2021 at 02:56:53PM +0800, chenxiang (M) wrote: > Is it possible to use group id to identify different domains? No, the best is to do this during post-processing of your traces by also keeping tack of domain-device attachments/detachments. Regards, Joerg _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel