Received: by 2002:a05:6358:11c7:b0:104:8066:f915 with SMTP id i7csp2494706rwl; Thu, 13 Apr 2023 07:13:20 -0700 (PDT) X-Google-Smtp-Source: AKy350ZyVmuM6vrNkyRDvNLLJS5sxF9oczshsthJWoRVVsBYFQuPmQfBKnLr42/BejeDABycOlgN X-Received: by 2002:a5d:844e:0:b0:758:86ab:4b34 with SMTP id w14-20020a5d844e000000b0075886ab4b34mr1223153ior.13.1681395199767; Thu, 13 Apr 2023 07:13:19 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1681395199; cv=none; d=google.com; s=arc-20160816; b=Gt55OIVeV/6one4VCn336KaeVAyYF8htIoDQZMbZv3OMXJKDcrQJazbglLD97ysY5w EBaVWGZMS6tmbJCxoKuyB1bWXBbcoCLaWPWoTRDEr34Y/dKBh3LJHVftzg/ysSHMGz0O ToOpkWIH7H6x5Aq9TTGhCOMqcCejxekRll0SrMsfGaxV7Apl2sGBOJo/MjVsakDilfSG jBRCOdGCe3OyhgJuUDH6Sbg8rhbjuJKyUzarPKjelIyO5kUze/rNJ/yTTDfgFV1JdkfB Yst3N0QCCKwY7TFOSaw4FaTPurSJaYwhRBPPsIMM3biL9jywRXkzmOLxv3kmiwOeFGMM AnqQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date :dkim-signature; bh=toUJAtCrtg8LEJy9Yrb0cmiaJy1wTLCM49brD95V6HA=; b=QFAomT0tRGo3626cefBFupSJ2NotgJnFtH5PUTuA+j8rXhcc1Rb2e+K6EGSl3i/n4H DxbOYedSHKTvaQGjb4vys3b8Cc75zru8sa7vl54aV5TAnf7BOFFfDn5+Kdd7ktOvT6LW TAjBq+L/ietaVGSAdpvf0TcrlIcEnQZCr5XLVksUcsYkwVOo3NtPX8BU6rZvay2Be4xc kJDTwecYmAvHPPerrPkfiPfg2pIHnK+pEtKaUt6XKMC9ZBDCskFAdyKj4NrSc4Z4zygF Ohd4cOuNHEU+NZabZtB/Ayn7HyleKjB5u2BfAma4LcqrMbFBCHzaiU7BALZRIR8Xgk7O s/lg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=VSKEM3cq; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id g21-20020a056602249500b00760beb2eb93si585897ioe.31.2023.04.13.07.13.05; Thu, 13 Apr 2023 07:13:19 -0700 (PDT) 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=pass header.i=@kernel.org header.s=k20201202 header.b=VSKEM3cq; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231181AbjDMOCr (ORCPT + 99 others); Thu, 13 Apr 2023 10:02:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36090 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230176AbjDMOCq (ORCPT ); Thu, 13 Apr 2023 10:02:46 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D0F79113 for ; Thu, 13 Apr 2023 07:02:45 -0700 (PDT) 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 dfw.source.kernel.org (Postfix) with ESMTPS id 6C94863EA4 for ; Thu, 13 Apr 2023 14:02:45 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 71D31C433EF; Thu, 13 Apr 2023 14:02:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1681394564; bh=toUJAtCrtg8LEJy9Yrb0cmiaJy1wTLCM49brD95V6HA=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=VSKEM3cqD8z8wYXLcbj567Z2lKWJgtfVQQZqIUM3sbydPQ4AmsoMPnQ2GK+UV8djQ NNicdq3ZXJNFOm4gZCg8+0rV3MryNpENJYHUyVmLv0ciY7DOb2TXovz8Hx7wYJOx0z +/QfP1HaF08QMeeXEKdw9o05MB5v5ggM4Rl8O8ee+3J0VpxM4/uGDUVEWENnKNxoYc xlwY+iKNypf8PxGqXI5vlOmwF8HeRX2uNXYLsnipSbA2mnB08aBDT/4L1YrCduBNea J2RQpy4lv/L/ZcIDZzApX7Bu/FsUv3wLfimbam4yXhtfNbm0zJUJG6L/5QxeW9lhen qCDgt+TvT581A== Date: Thu, 13 Apr 2023 07:02:43 -0700 From: Jakub Kicinski To: Robin Murphy Cc: joro@8bytes.org, will@kernel.org, iommu@lists.linux.dev, linux-kernel@vger.kernel.org, Linus Torvalds , John Garry Subject: Re: [PATCH v4] iommu: Optimise PCI SAC address trick Message-ID: <20230413070243.4fa2fd6a@kernel.org> In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 13 Apr 2023 14:40:25 +0100 Robin Murphy wrote: > CC: Linus Torvalds > CC: Jakub Kicinski > Reviewed-by: John Garry > Signed-off-by: Robin Murphy Tested-by: Jakub Kicinski