From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754724AbXLNFpm (ORCPT ); Fri, 14 Dec 2007 00:45:42 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752093AbXLNFpc (ORCPT ); Fri, 14 Dec 2007 00:45:32 -0500 Received: from agminet01.oracle.com ([141.146.126.228]:59056 "EHLO agminet01.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752055AbXLNFpc (ORCPT ); Fri, 14 Dec 2007 00:45:32 -0500 Date: Thu, 13 Dec 2007 21:45:09 -0800 From: Randy Dunlap To: Tetsuo Handa Cc: linux-kernel@vger.kernel.org Subject: Re: [2.6.24-rc5-mm1] Why CONFIG_BLK_DEV_RAM=m makes \"#ifdef CONFIG_BLK_DEV_RAM\" false? Message-Id: <20071213214509.f27c2717.randy.dunlap@oracle.com> In-Reply-To: <200712140504.lBE54Jpa044093@www262.sakura.ne.jp> References: <200712140504.lBE54Jpa044093@www262.sakura.ne.jp> Organization: Oracle Linux Eng. X-Mailer: Sylpheed 2.4.7 (GTK+ 2.8.10; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Brightmail-Tracker: AAAAAQAAAAI= X-Brightmail-Tracker: AAAAAQAAAAI= X-Whitelist: TRUE X-Whitelist: TRUE Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 14 Dec 2007 14:04:19 +0900 Tetsuo Handa wrote: > Hello. > > I found that > > CONFIG_BLK_DEV_RAM=m > > in my .config makes > > #ifdef CONFIG_BLK_DEV_RAM > > false. > > I guess something is wrong with .config parsing. Look at include/linux/autoconf.h. You should see a line like: #define CONFIG_BLK_DEV_RAM_MODULE 1 if CONFIG_BLK_DEV_RAM=m or like: #define CONFIG_BLK_DEV_RAM 1 if CONFIG_BLK_DEV_RAM=y. I don't think that this is a change from the recent past. --- ~Randy