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=-9.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 2A5ABC433E1 for ; Mon, 3 Aug 2020 16:39:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EA40E207DF for ; Mon, 3 Aug 2020 16:39:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="kk3C3+cv" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726825AbgHCQj6 (ORCPT ); Mon, 3 Aug 2020 12:39:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53228 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725945AbgHCQj5 (ORCPT ); Mon, 3 Aug 2020 12:39:57 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 85A72C06174A; Mon, 3 Aug 2020 09:39:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:Content-Type: In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To:Subject:Sender :Reply-To:Content-ID:Content-Description; bh=dQEYDiyRx3/dAgyWBNJXoyTGtwi6Q59B1F54ddIVJ44=; b=kk3C3+cvwCr21HpDe5nVr7IzQO f/DPD2VkhiCnlRYFJIf0u1ACq/7ZCDmg0eYSDY2odV88tYrjfzS780X7u407zrYoWJZxgIhmccB7Z Ld9RgzRniToRQqGReiPyGNYLAmORMc2b+rQw+x1O28NmfMqmKS5f/0ym32sidGAfW/Thhvu2IHss4 Be3S18ZzxxOEagHEG7SlwA0h3M0Rku2bZF4tvUMS7x/qPnQ/jZVdP/OJC3SBhGi2bXahtYAXzHkIR CiOeEPISAZ/Wz3F430uNejoiE7M+fLq3eo321ykU+bXA4Nl6TPIbz2QioOeOcGPt1/DSDf9L5FSzX +Gwmb+ug==; Received: from [2601:1c0:6280:3f0::19c2] by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1k2dVB-0004Hc-IH; Mon, 03 Aug 2020 16:39:54 +0000 Subject: Re: [PATCH] ARM64: Setup DMA32 zone size by bootargs To: Phil Chang , linux-arm-kernel@lists.infradead.org Cc: Jonathan Corbet , Catalin Marinas , Will Deacon , Andrew Morton , "Paul E . McKenney" , Steve Capper , Mark Rutland , Alix Wu , YJ Chiang , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org References: <20200803142647.16737-1-phil.chang@mediatek.com> From: Randy Dunlap Message-ID: <91057296-7064-282f-9345-e1d84af78eb4@infradead.org> Date: Mon, 3 Aug 2020 09:39:47 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200803142647.16737-1-phil.chang@mediatek.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 8/3/20 7:26 AM, Phil Chang wrote: > diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt > index fb95fad81c79..441ad3cb8ee8 100644 > --- a/Documentation/admin-guide/kernel-parameters.txt > +++ b/Documentation/admin-guide/kernel-parameters.txt > @@ -956,6 +956,9 @@ > The filter can be disabled or changed to another > driver later using sysfs. > > + dma32_zone=nn [KMG] [KNL,BOOT] > + Forces the DMA32 zone size of in mb, arm64 only. Preferred: > + dma32_zone=nn [KMG] [KNL,BOOT,ARM64] > + Forces the DMA32 zone size of in MB. > + > driver_async_probe= [KNL] > List of driver names to be probed asynchronously. > Format: ,... thanks. -- ~Randy