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=-13.3 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable 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 01ABCC433E3 for ; Fri, 10 Jul 2020 13:05:36 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (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 C3E8E2077D for ; Fri, 10 Jul 2020 13:05:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="TnRVM/8n" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C3E8E2077D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id 9F271888CA; Fri, 10 Jul 2020 13:05:35 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id g0aUpRbXX_1G; Fri, 10 Jul 2020 13:05:34 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by fraxinus.osuosl.org (Postfix) with ESMTP id 98FD8888A8; Fri, 10 Jul 2020 13:05:34 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 5D5EBC077B; Fri, 10 Jul 2020 13:05:34 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by lists.linuxfoundation.org (Postfix) with ESMTP id 0D7B4C016F for ; Fri, 10 Jul 2020 13:05:33 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id EBC2488252 for ; Fri, 10 Jul 2020 13:05:32 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 7DWB53v+F4kT for ; Fri, 10 Jul 2020 13:05:31 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by hemlock.osuosl.org (Postfix) with ESMTPS id CA1B788236 for ; Fri, 10 Jul 2020 13:05:31 +0000 (UTC) Received: from willie-the-truck (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 02D9C20748; Fri, 10 Jul 2020 13:05:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594386331; bh=EDql9LXT2itJkdhBRq+W0xaKADE3RTfhQuAty2vmxuo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=TnRVM/8nu6yid3DGoPwuPeKeWJebZK5Gp9pEALAT1xgI2b0x1fade4Xmvt8jN7NXM 1UFZgjEFLUyYtUD2ARniQ7l9C5exu7qfh8cKLJdz0qQdka4Z7dM95ETYShr8fyiusf 7NM8UBJW94sAgoG0yolNnJEiHjitQugvwimRz5Sc= Date: Fri, 10 Jul 2020 14:05:27 +0100 From: Will Deacon To: Joerg Roedel Subject: Re: [PATCH] iommu: Remove unused IOMMU_SYS_CACHE_ONLY flag Message-ID: <20200710130526.GA30578@willie-the-truck> References: <20200703162548.19953-1-will@kernel.org> <20200710125831.GI27672@8bytes.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200710125831.GI27672@8bytes.org> User-Agent: Mutt/1.10.1 (2018-07-13) Cc: "Isaac J. Manjarres" , kernel-team@android.com, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Robin Murphy , Christoph Hellwig 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-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" Hi Joerg, On Fri, Jul 10, 2020 at 02:58:32PM +0200, Joerg Roedel wrote: > On Fri, Jul 03, 2020 at 05:25:48PM +0100, Will Deacon wrote: > > The IOMMU_SYS_CACHE_ONLY flag was never exposed via the DMA API and > > has no in-tree users. Remove it. > > > > Cc: Robin Murphy > > Cc: "Isaac J. Manjarres" > > Cc: Joerg Roedel > > Cc: Christoph Hellwig > > Cc: Sai Prakash Ranjan > > Cc: Rob Clark > > Signed-off-by: Will Deacon > > --- > > > > As discussed in [1], sounds like this should be a domain attribute anyway > > when it's needed by the GPU. > > > > [1] https://lore.kernel.org/r/CAF6AEGsCROVTsi2R7_aUkmH9Luoc_guMR0w0KUJc2cEgpfj79w@mail.gmail.com > > > > drivers/iommu/io-pgtable-arm.c | 3 --- > > include/linux/iommu.h | 6 ------ > > 2 files changed, 9 deletions(-) > > Applied, thanks. Ah, I'd already got this queued for 5.9: https://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git/log/?h=for-joerg/arm-smmu/updates and I've queued a small number of patches on top of it now. Are you planning to send it for 5.8? If so, I suspect I'll have to rebase. Will _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu