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=-4.0 required=3.0 tests=MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 E36B0C3A59E for ; Wed, 21 Aug 2019 15:19:21 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (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 C0FFE22CF7 for ; Wed, 21 Aug 2019 15:19:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C0FFE22CF7 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 mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 858B5E9C; Wed, 21 Aug 2019 15:19:21 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id B61A4E93 for ; Wed, 21 Aug 2019 15:19:20 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp1.linuxfoundation.org (Postfix) with ESMTP id 4F34FE6 for ; Wed, 21 Aug 2019 15:19:20 +0000 (UTC) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id E8223337; Wed, 21 Aug 2019 08:19:19 -0700 (PDT) Received: from fuggles.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 0AE3C3F718; Wed, 21 Aug 2019 08:19:18 -0700 (PDT) From: Will Deacon To: iommu@lists.linux-foundation.org Subject: [PATCH v2 0/8] Sort out SMMUv3 ATC invalidation and locking Date: Wed, 21 Aug 2019 16:17:41 +0100 Message-Id: <20190821151749.23743-1-will@kernel.org> X-Mailer: git-send-email 2.11.0 Cc: Jean-Philippe Brucker , Will Deacon , Robin Murphy X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org Hi again, This is version two of the patches I posted yesterday: v1: https://lkml.kernel.org/r/20190820154549.17018-1-will@kernel.org Changes since then include: * Fix 'ats_enabled' checking when enabling ATS * Remove redundant 'dev_is_pci()' calls * Remove bool bitfield * Add patch temporarily disabling ATS detection for -stable * Issue ATC invalidation even when non-leaf * Elide invalidation/SYNC for zero-sized address ranges * Shuffle the patches round a bit Thanks, Will Cc: Zhen Lei Cc: Jean-Philippe Brucker Cc: John Garry Cc: Robin Murphy --->8 Will Deacon (8): iommu/arm-smmu-v3: Document ordering guarantees of command insertion iommu/arm-smmu-v3: Disable detection of ATS and PRI iommu/arm-smmu-v3: Remove boolean bitfield for 'ats_enabled' flag iommu/arm-smmu-v3: Don't issue CMD_SYNC for zero-length invalidations iommu/arm-smmu-v3: Rework enabling/disabling of ATS for PCI masters iommu/arm-smmu-v3: Fix ATC invalidation ordering wrt main TLBs iommu/arm-smmu-v3: Avoid locking on invalidation path when not using ATS Revert "iommu/arm-smmu-v3: Disable detection of ATS and PRI" drivers/iommu/arm-smmu-v3.c | 117 ++++++++++++++++++++++++++++++++------------ 1 file changed, 87 insertions(+), 30 deletions(-) -- 2.11.0 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu