From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756911AbXHXURl (ORCPT ); Fri, 24 Aug 2007 16:17:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752086AbXHXURc (ORCPT ); Fri, 24 Aug 2007 16:17:32 -0400 Received: from static-71-162-243-5.phlapa.fios.verizon.net ([71.162.243.5]:50762 "EHLO grelber.thyrsus.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752047AbXHXURc (ORCPT ); Fri, 24 Aug 2007 16:17:32 -0400 From: Rob Landley Organization: Boundaries Unlimited To: linux-kernel@vger.kernel.org Subject: What's up with CONFIG_BLK_DEV? Date: Fri, 24 Aug 2007 15:17:28 -0500 User-Agent: KMail/1.9.6 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200708241517.28475.rob@landley.net> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org CONFIG_BLOCK disables the block layer. CONFIG_BLK_DEV disables the block devices. Is there _ever_ a time you want the block layer but no block devices? (I ask because this is the first time I've had to add a symbol to my User Mode Linux miniconfig since 2.6.12, and I can't figure out what the actual purpose of this symbol is.) Rob -- "One of my most productive days was throwing away 1000 lines of code." - Ken Thompson.