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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 930C8C0044D for ; Mon, 16 Mar 2020 10:45:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7084D2051A for ; Mon, 16 Mar 2020 10:45:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730713AbgCPKpa (ORCPT ); Mon, 16 Mar 2020 06:45:30 -0400 Received: from verein.lst.de ([213.95.11.211]:53699 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730478AbgCPKpa (ORCPT ); Mon, 16 Mar 2020 06:45:30 -0400 Received: by verein.lst.de (Postfix, from userid 2407) id 7B75168CEC; Mon, 16 Mar 2020 11:45:27 +0100 (CET) Date: Mon, 16 Mar 2020 11:45:27 +0100 From: Christoph Hellwig To: Nicolin Chen Cc: robin.murphy@arm.com, m.szyprowski@samsung.com, hch@lst.de, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org Subject: Re: [RFC][PATCH] dma-mapping: align default segment_boundary_mask with dma_mask Message-ID: <20200316104526.GA14735@lst.de> References: <20200314000007.13778-1-nicoleotsuka@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200314000007.13778-1-nicoleotsuka@gmail.com> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I'm tempted to apply this, athough we it has the risk of introducing regression. Robin, Mark: any comments?