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=-15.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 97737C433C1 for ; Tue, 30 Mar 2021 13:00:03 +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 3B74361959 for ; Tue, 30 Mar 2021 13:00:03 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3B74361959 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.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=o2cDtcHK8QbgoaIXkAmI3wyg2gPiSoYiZL0+O4AIYEg=; b=ZbQrDezFH2alMpvu8jCGXO3Dq sWMj3G5fS47RyIoudhs7iUkHiArP4U142kfxatJ4eXwHSQfIfm2rIzTFQokYDk8/WMs/Dr/CxK375 MiLOCTcSmHF8OOUXZgwe9Y6Fdi72eWo7V8eGIwGJE2dmbtq8DzlGmujPSdpkxxxIHoRt0M5hfVZey 7Ij/Ic7RINFRJnIoJwe8V+q+BEK1GyjXuhErGn6MglIchTVCJPMepufRWKVGh+gEJJsrSt7mhqABL SDODPWfieg2Ezd9tIbMxiwKImt0o1xTKrW3n2iB+ln9OmmIyynZl642flygKtjsSvhteyn18kql/8 lzhkC6U/Q==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lRDwx-003kzu-PE; Tue, 30 Mar 2021 12:58:27 +0000 Received: from mail.kernel.org ([198.145.29.99]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lRDwu-003kzL-6p for linux-arm-kernel@lists.infradead.org; Tue, 30 Mar 2021 12:58:26 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 57D72619BC; Tue, 30 Mar 2021 12:58:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1617109102; bh=5U0XNBMr1VJpT/QJQ4fWikCzjX4441gkw/Sdm3D+wWo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=DWN42kSzKc2/IQeLw9I9cnky9VKE8OZrRaxIp7imnahbv7MAIlCPAQOEf/2y5NMu8 vScKgy/fFSn0Fhoux7qMTY9sZe6WF6VjaMVEZkplEDgA2afh3x+8zYKKjzvGPJlt06 TgRQsOK9uVedQAZ/Jp8IqZ6ws7Nvou7AeWe16C/mwxZuyO+gjDcTWK3EQ4Q5CObwBj VbEcwCuxV+jbp7XKHFFopVyoBz4U9/TzMTSXuOeSy23hSGo2eadFh3veqGUn4ZV7xt 6x9TFJiXvd7XE2fRBfyVs8VtDECvjUN4E+dczmX3kEuavFttoE7YeIPf2oxaLtcDm7 ZIQdoQHPZqTlA== Date: Tue, 30 Mar 2021 13:58:17 +0100 From: Will Deacon To: Christoph Hellwig Cc: Joerg Roedel , Li Yang , Michael Ellerman , David Woodhouse , Lu Baolu , linuxppc-dev@lists.ozlabs.org, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org Subject: Re: [PATCH 11/18] iommu/fsl_pamu: remove the snoop_id field Message-ID: <20210330125816.GK5908@willie-the-truck> References: <20210316153825.135976-1-hch@lst.de> <20210316153825.135976-12-hch@lst.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210316153825.135976-12-hch@lst.de> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210330_135824_483938_09DFB967 X-CRM114-Status: GOOD ( 12.95 ) 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, Mar 16, 2021 at 04:38:17PM +0100, Christoph Hellwig wrote: > The snoop_id is always set to ~(u32)0. > > Signed-off-by: Christoph Hellwig > Acked-by: Li Yang > --- > drivers/iommu/fsl_pamu_domain.c | 5 ++--- > drivers/iommu/fsl_pamu_domain.h | 1 - > 2 files changed, 2 insertions(+), 4 deletions(-) pamu_config_ppaace() takes quite a few useless parameters at this stage, but anyway: Acked-by: Will Deacon Do you know if this driver is actually useful? Once the complexity has been stripped back, the stubs and default values really stand out. Will _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel