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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_MUTT 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 311D8C31E45 for ; Thu, 13 Jun 2019 07:32:08 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id AB12420866 for ; Thu, 13 Jun 2019 07:32:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AB12420866 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 45Pb6F3xckzDr7x for ; Thu, 13 Jun 2019 17:32:05 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lst.de (client-ip=213.95.11.211; helo=newverein.lst.de; envelope-from=hch@lst.de; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de Received: from newverein.lst.de (verein.lst.de [213.95.11.211]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 45Pb4469mKzDqpM for ; Thu, 13 Jun 2019 17:30:10 +1000 (AEST) Received: by newverein.lst.de (Postfix, from userid 2407) id 504D068B02; Thu, 13 Jun 2019 09:29:37 +0200 (CEST) Date: Thu, 13 Jun 2019 09:29:37 +0200 From: Christoph Hellwig To: Benjamin Herrenschmidt Subject: Re: [BISECTED REGRESSION] b43legacy broken on G4 PowerBook Message-ID: <20190613072937.GA12093@lst.de> References: <73da300c-871c-77ac-8a3a-deac226743ef@lwfinger.net> <20190607172902.GA8183@lst.de> <30000803-3772-3edf-f4a9-55122d504f3f@lwfinger.net> <20190610081825.GA16534@lst.de> <153c13f5-a829-1eab-a3c5-fecfb84127ff@lwfinger.net> <20190611060521.GA19512@lst.de> <5aaa600b-5b59-1f68-454f-20403c318f1a@lwfinger.net> <20190612065558.GA19585@lst.de> <05db995c55ad7c1002124374c139d2c0812ad034.camel@kernel.crashing.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <05db995c55ad7c1002124374c139d2c0812ad034.camel@kernel.crashing.org> User-Agent: Mutt/1.5.17 (2007-11-01) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Aaro Koskinen , linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, Christian Zigotzky , linuxppc-dev@lists.ozlabs.org, Christoph Hellwig , Larry Finger Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Thu, Jun 13, 2019 at 07:59:51AM +1000, Benjamin Herrenschmidt wrote: > > With the patch for Kconfig above, and the original patch setting > > ARCH_ZONE_DMA_BITS to 30, everything works. > > > > Do you have any ideas on what should trigger the change in ARCH_ZONE_BITS? > > Should it be CONFIG_PPC32 defined, or perhaps CONFIG_G4_CPU defined? > > I think CONFIG_PPC32 is fine I'll cook up a patch unless someone beats me to it.