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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 98B19C001B0 for ; Mon, 7 Aug 2023 12:54:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; 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=IzzIxOKIoqLdxYV6O2O+abDrzqz1wcWBqhr2lXY34lc=; b=gKR3wnCcHr2oUX JCgYkWs7CVlUENMoUej81bfqFgNsKwm9jDgx+LgJl+5SFCqfZK+gsBnZIXByoHe0ioMc7iRfXTXdk uMNoKohjYj4gidveHHdWWPd94lK9Tns/qwmPc5dlSW12cUBZi87qiVaLQCl6Azoesgn8OkgfzgBZW TRC6bNkTyrc5yZ4jGLbXrjtgWw3mS36/zhXWSKJtzutJ140/FMGVNJSdRX+D62ywbytBvURBoKYV2 7zNq8WhTHE5PrmT5x0RhQ5L2AeIoi4wVKv2aZhQNfIa1ls0kDWN4HiQmYyyCUf3STlS4Ud+EyRqMP PIbPf76tVDKAHI397qlA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qSzkg-00HHOI-2t; Mon, 07 Aug 2023 12:54:26 +0000 Received: from mail.8bytes.org ([85.214.250.239]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qSzke-00HHNV-0i; Mon, 07 Aug 2023 12:54:25 +0000 Received: from 8bytes.org (pd9fe94eb.dip0.t-ipconnect.de [217.254.148.235]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mail.8bytes.org (Postfix) with ESMTPSA id 25DD82802BA; Mon, 7 Aug 2023 14:54:22 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=8bytes.org; s=default; t=1691412862; bh=RCZynHVqfbeOZx3jI34/l35dFAKb3CMwoa3BIreKS+c=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=DGr8F9B0aS0Et/yMiDok+a8BBdIJfQJn8IvZaZMcTGkw+80JeIT0I+QJZShTmdlSh 8tG7+BVV/DRwccyatKUTqLDtDIs9X3QPYTXREWYPmi28Kb9d001zxoJdww1erlf4U/ A8GVyxh+0LEVblFHoVEubpXv8e/o7mHiTeZpKpcd7LoZWXdb7mycb7IjKyY05tyKTz XEotNQ/1tcFFJ+G6x5Ps9Nv/XP7gFoDomSt/QgrD/obEehtDBpki3mNuHDKSr9ogSI QP1Z3xiAKhzAlgmyVImuMYK0LWNeKdXleI9W0R2jkS4KXKNiMA8W9ZNqNnq3NPpWtI kXrWS4M4fQofA== Date: Mon, 7 Aug 2023 14:54:20 +0200 From: Joerg Roedel To: Jason Gunthorpe Cc: Baolin Wang , David Woodhouse , Heiko Stuebner , iommu@lists.linux.dev, Jernej Skrabec , linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-sunxi@lists.linux.dev, Orson Zhai , Robin Murphy , Samuel Holland , Chen-Yu Tsai , Will Deacon , Chunyan Zhang , Alex Williamson , Lu Baolu Subject: Re: [PATCH v2 00/10] Refine the locking for dev->iommu_group Message-ID: References: <0-v2-b0417f84403e+11f-iommu_group_locking_jgg@nvidia.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <0-v2-b0417f84403e+11f-iommu_group_locking_jgg@nvidia.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230807_055424_485235_979D8299 X-CRM114-Status: GOOD ( 10.57 ) 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 Mon, Jul 31, 2023 at 02:50:23PM -0300, Jason Gunthorpe wrote: > Jason Gunthorpe (10): > iommu: Remove useless group refcounting > iommu: Add a lockdep assertion for remaining dev->iommu_group reads > iommu: Add generic_single_device_group() > iommu/sun50i: Convert to generic_single_device_group() > iommu/sprd: Convert to generic_single_device_group() > iommu/rockchip: Convert to generic_single_device_group() > iommu/ipmmu-vmsa: Convert to generic_single_device_group() > iommu/omap: Convert to generic_single_device_group() > iommu: Complete the locking for dev->iommu_group > iommu/intel: Fix missing locking for show_device_domain_translation() > > drivers/iommu/intel/debugfs.c | 34 ++++---- > drivers/iommu/iommu.c | 155 +++++++++++++++++++++------------ > drivers/iommu/ipmmu-vmsa.c | 22 ++--- > drivers/iommu/omap-iommu.c | 30 +------ > drivers/iommu/omap-iommu.h | 2 +- > drivers/iommu/rockchip-iommu.c | 22 +---- > drivers/iommu/sprd-iommu.c | 24 +---- > drivers/iommu/sun50i-iommu.c | 29 ++---- > include/linux/iommu.h | 3 + > 9 files changed, 138 insertions(+), 183 deletions(-) Applied, thanks for the nice cleanup! 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