Received: by 2002:ac0:a582:0:0:0:0:0 with SMTP id m2-v6csp119070imm; Mon, 1 Oct 2018 07:33:48 -0700 (PDT) X-Google-Smtp-Source: ACcGV62EqjxKJ6mNcVeZtRxhM6f/ofWd2gxtl5891hUMNDmcaVdA8jO+1G505uz9lrJarBvL8uDl X-Received: by 2002:a17:902:bd09:: with SMTP id p9-v6mr12106358pls.88.1538404428451; Mon, 01 Oct 2018 07:33:48 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1538404428; cv=none; d=google.com; s=arc-20160816; b=bm3TBbVaKDw1tIjAcpernUTpRKMv+HZCNGHJkWlc4FLA+m9sJfDSs0sA43GqUD+dv8 dnh0QAJb6lLANKEkYEoPeqbAv2gxbJRRqG/VmHBOWc2NBkuUUpDhDtsyHeB+1OlvAhb2 b8/T+T2bmnvLRO4pdHEKlRrx5CMR7aNv7cPVOl2RwNSITEfHDbcGGDqlqfjXHRQGDKvi lKBMkROW1UUDeeXQzsZlv7fde1KwDCPCJINDuscEFnHVgCvAHVwzHoaeYHQ95wuFdGu/ XTq42EtxAxzsF8+M9ioy760n9MGqLVeZhE+4pgc96hWyw8ttJmq+DDMGmgJHtlJbry4Y SZ8A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=x9OaKVtRamc+1wFGKESPReoVwZa3E6yh57fCNbT5iko=; b=YiJbATc4SDj30OHaxgHdh89UIwRmMHMpPDXoziORDzXtfDJSAvGQy+ubauwSXaRnQt BrdD6A3dbuXC+7v7P2WlUOISvy90IVom7gSaEb+BZtAK9iZ/9U7ne9rzoqEaRHFBDLwc 5B9WWUR7GW6DkolA7aJd0rQ9k19Bv84iyKdGP5sUHo5abuLB8UEgoIehPkIXSL19tQbB U4lN71H5mP6TKTVWrbcNZ3/vfoqmQwwVIuTjD61vyog6Of2AEZH+tZ6rv2YyxMI0Pgs2 DqF4knuKlCEjSk1oWNNrVrjLQpka5ZUICtuwSEN027U+jHAMjSFpMo6lg1bXqhQ/F1Y0 pOcg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id k70-v6si8537788pgd.2.2018.10.01.07.33.33; Mon, 01 Oct 2018 07:33:48 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729510AbeJAVLG (ORCPT + 99 others); Mon, 1 Oct 2018 17:11:06 -0400 Received: from verein.lst.de ([213.95.11.211]:38004 "EHLO newverein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729420AbeJAVLG (ORCPT ); Mon, 1 Oct 2018 17:11:06 -0400 Received: by newverein.lst.de (Postfix, from userid 2407) id 792F968BC7; Mon, 1 Oct 2018 16:32:59 +0200 (CEST) Date: Mon, 1 Oct 2018 16:32:59 +0200 From: Christoph Hellwig To: iommu@lists.linux-foundation.org Cc: Benjamin Herrenschmidt , Robin Murphy , linux-kernel@vger.kernel.org, Greg Kroah-Hartman , linuxppc-dev@lists.ozlabs.org Subject: Re: dma mask related fixups (including full bus_dma_mask support) v2 Message-ID: <20181001143259.GA5655@lst.de> References: <20180927223539.28449-1-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180927223539.28449-1-hch@lst.de> 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 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.