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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 D841FC43143 for ; Mon, 1 Oct 2018 21:08:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8E94E20666 for ; Mon, 1 Oct 2018 21:08:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8E94E20666 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.crashing.org 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 S1726563AbeJBDsL (ORCPT ); Mon, 1 Oct 2018 23:48:11 -0400 Received: from gate.crashing.org ([63.228.1.57]:56747 "EHLO gate.crashing.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726117AbeJBDsK (ORCPT ); Mon, 1 Oct 2018 23:48:10 -0400 Received: from localhost (localhost.localdomain [127.0.0.1]) by gate.crashing.org (8.14.1/8.14.1) with ESMTP id w91KpNKg021353; Mon, 1 Oct 2018 15:51:24 -0500 Message-ID: <7b94786fb357c70f905a90f9172ab984418271ce.camel@kernel.crashing.org> Subject: Re: dma mask related fixups (including full bus_dma_mask support) v2 From: Benjamin Herrenschmidt To: Christoph Hellwig , iommu@lists.linux-foundation.org Cc: Robin Murphy , linux-kernel@vger.kernel.org, Greg Kroah-Hartman , linuxppc-dev@lists.ozlabs.org Date: Tue, 02 Oct 2018 06:51:23 +1000 In-Reply-To: <20181001143259.GA5655@lst.de> References: <20180927223539.28449-1-hch@lst.de> <20181001143259.GA5655@lst.de> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.5 (3.28.5-1.fc28) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2018-10-01 at 16:32 +0200, Christoph Hellwig wrote: > FYI, I've pulled this into the dma-mapping tree to make forward > progress. All but oatch 4 had formal ACKs, and for that one Robin > was fine even without and explicit ack. I'll also send a patch to > better document the zone selection as it confuses even well versed > people like Ben. Thanks. I"ll try to dig out some older systems to test. Cheers, Ben.