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,DKIM_VALID_AU,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 041B0C83013 for ; Tue, 1 Dec 2020 21:46:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AF12B2086A for ; Tue, 1 Dec 2020 21:46:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="JDmejFDM" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389442AbgLAVpx (ORCPT ); Tue, 1 Dec 2020 16:45:53 -0500 Received: from mail.kernel.org ([198.145.29.99]:54490 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388715AbgLAVpx (ORCPT ); Tue, 1 Dec 2020 16:45:53 -0500 Received: from localhost.localdomain (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C277B2086A; Tue, 1 Dec 2020 21:45:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1606859112; bh=igMPQDgWyk4OwUBpic5849I/GvbC4s/vhJKvmdqlYrk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JDmejFDMD/rtDxapX57p0nYlMv6KRDODRxhn/cQLkReBNsTnxtuL89r9ztwdXILT0 WwI28A4U/Gw4oJJbRR0ZGWmN2D4jY50psn8XxB84lhuFskgJyfEbMiB/E7okPp7UKa 7qFvnNYMsVTkWeRY8QMQpvrnstKBbXCtQPyYYhjo= From: Will Deacon To: John Garry , joro@8bytes.org, robin.murphy@arm.com Cc: catalin.marinas@arm.com, kernel-team@android.com, Will Deacon , xiyou.wangcong@gmail.com, linuxarm@huawei.com, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: Re: [RESEND PATCH v3 0/4] iommu/iova: Solve longterm IOVA issue Date: Tue, 1 Dec 2020 21:45:05 +0000 Message-Id: <160685669713.992935.17438167536143205811.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <1605608734-84416-1-git-send-email-john.garry@huawei.com> References: <1605608734-84416-1-git-send-email-john.garry@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 17 Nov 2020 18:25:30 +0800, John Garry wrote: > This series contains a patch to solve the longterm IOVA issue which > leizhen originally tried to address at [0]. > > A sieved kernel log is at the following, showing periodic dumps of IOVA > sizes, per CPU and per depot bin, per IOVA size granule: > https://raw.githubusercontent.com/hisilicon/kernel-dev/topic-iommu-5.10-iova-debug-v3/aging_test > > [...] Applied the final patch to arm64 (for-next/iommu/iova), thanks! [4/4] iommu: avoid taking iova_rbtree_lock twice https://git.kernel.org/arm64/c/3a651b3a27a1 Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev