Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964947AbWL1SiJ (ORCPT ); Thu, 28 Dec 2006 13:38:09 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964961AbWL1SiJ (ORCPT ); Thu, 28 Dec 2006 13:38:09 -0500 Received: from tmailer.gwdg.de ([134.76.10.23]:44317 "EHLO tmailer.gwdg.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964960AbWL1SiI (ORCPT ); Thu, 28 Dec 2006 13:38:08 -0500 Date: Thu, 28 Dec 2006 19:36:08 +0100 (MET) From: Jan Engelhardt To: Marcelo Tosatti cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, olpc-devel@laptop.org Subject: Re: [PATCH] introduce config option to disable DMA zone on i386 In-Reply-To: <20061228170302.GA4335@dmt> Message-ID: References: <20061228170302.GA4335@dmt> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Spam-Report: Content analysis: 0.0 points, 6.0 required _SUMMARY_ Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 870 Lines: 31 On Dec 28 2006 15:03, Marcelo Tosatti wrote: > >Comments? > >+config NO_DMA_ZONE ^^^^^^ >+ bool "DMA zone support" ^^^ >+ default n ^ >+ help >+ This disables support for the 16MiB DMA zone. Only enable this >+ option if you are certain that your devices contain no DMA >+ addressing limitations. The naming could be a bit better. If I have [*] DMA zone support it should actually enable the DMA zone, not disable it. Wind it like you prefer, either (1) config NO_DMA_ZONE, bool "Disable DMA zone" default n or (2) config DMA_ZONE, bool "[Enable] DMA zone" default y -`J' -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/