Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750797AbWJQMd5 (ORCPT ); Tue, 17 Oct 2006 08:33:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750800AbWJQMd5 (ORCPT ); Tue, 17 Oct 2006 08:33:57 -0400 Received: from e2.ny.us.ibm.com ([32.97.182.142]:32929 "EHLO e2.ny.us.ibm.com") by vger.kernel.org with ESMTP id S1750797AbWJQMd4 (ORCPT ); Tue, 17 Oct 2006 08:33:56 -0400 Subject: Re: config EXT4DEV_FS question From: Dave Kleikamp To: Jan Engelhardt Cc: Mingming Cao , Linux Kernel Mailing List , Randy Dunlap In-Reply-To: References: Content-Type: text/plain Date: Tue, 17 Oct 2006 07:33:50 -0500 Message-Id: <1161088430.14171.2.camel@kleikamp.austin.ibm.com> Mime-Version: 1.0 X-Mailer: Evolution 2.6.2 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1252 Lines: 35 On Tue, 2006-10-17 at 01:08 +0200, Jan Engelhardt wrote: > Hi, > > > > something I have seen during `make oldconfig`, in fs/Kconfig we find: > > config EXT4DEV_FS > ... > > To compile this file system support as a module, choose M here. The > module will be called ext4dev. Be aware, however, that the > filesystem of your root partition (the one containing the directory > /) cannot be compiled as a module, and so this could be dangerous. > > > Why can't this be compiled as a module when / is ext4? There are a lot > of people out there having no filesystem code included in the kernel at > all (includes at least SUSE users using the default vendor kernel), but > instead have them as modules in their initramfss (what's the proper > plural of initramfs?). What is it that makes ext4 different? That same paragraph is in the help text of both ext2 and ext3. It is a bit outdated and should probably be cleaned up in all three. Shaggy -- David Kleikamp IBM Linux Technology Center - 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/