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=-3.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,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 61839C04EB9 for ; Mon, 3 Dec 2018 17:28:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3634720850 for ; Mon, 3 Dec 2018 17:28:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3634720850 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726721AbeLCR2b (ORCPT ); Mon, 3 Dec 2018 12:28:31 -0500 Received: from foss.arm.com ([217.140.101.70]:42858 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725852AbeLCR2b (ORCPT ); Mon, 3 Dec 2018 12:28:31 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 466371682; Mon, 3 Dec 2018 09:28:26 -0800 (PST) Received: from e110467-lin.cambridge.arm.com (e110467-lin.cambridge.arm.com [10.1.196.75]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id DAC373F59C; Mon, 3 Dec 2018 09:28:24 -0800 (PST) From: Robin Murphy To: hch@lst.de Cc: m.szyprowski@samsung.com, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, cai@gmx.us, salil.mehta@huawei.com, john.garry@huawei.com Subject: [PATCH 0/4] dma-debug: implement dynamic entry allocation Date: Mon, 3 Dec 2018 17:28:05 +0000 Message-Id: X-Mailer: git-send-email 2.19.1.dirty MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The HNS_ENET discussion got me thinking, why not just make DMA debug cleverer so that (in terms of basic functionality at least) we don't need to worry about driver- or arch-specific configuration at all? Patches #2 and #3 are the real meat here - #1 is just some preparatory cleanup motivated by moving printks around, and could be split out if desired; I kept #4 separate as a possible nice-to-have depending on what people think. Robin. Robin Murphy (4): dma-debug: Use pr_fmt() dma-debug: Refactor dma_debug_entry allocation dma-debug: Dynamically expand the dma_debug_entry pool dma-debug: Make leak-like behaviour apparent kernel/dma/debug.c | 198 ++++++++++++++++++++++++--------------------- 1 file changed, 105 insertions(+), 93 deletions(-) -- 2.19.1.dirty