From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756334AbZHFRFx (ORCPT ); Thu, 6 Aug 2009 13:05:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756325AbZHFRFw (ORCPT ); Thu, 6 Aug 2009 13:05:52 -0400 Received: from mailhost14.gawab.com ([66.220.20.14]:56626 "HELO info88.gawab.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1756260AbZHFRFt (ORCPT ); Thu, 6 Aug 2009 13:05:49 -0400 X-Trusted: Whitelisted From: Al Boldi To: Andi Kleen , Greg KH Subject: Re: [PATCH] Driver Core: devtmpfs - kernel-maintained tmpfs-based /dev Date: Thu, 6 Aug 2009 20:06:16 +0300 User-Agent: KMail/1.5 Cc: Alan Cox , linux-kernel@vger.kernel.org, Kay Sievers , Jan Blunck , gregkh@suse.de, Harald Hoyer , Scott James Remnant References: <20090805171513.GA10443@kroah.com> <20090805185136.GA21442@kroah.com> <87ljlxhrnr.fsf@basil.nowhere.org> In-Reply-To: <87ljlxhrnr.fsf@basil.nowhere.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200908062006.16263.a1426z@gawab.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Andi Kleen wrote: > Greg KH writes: > > It makes the userspace boot process much simpler and easier to maintain, > > as well as providing a way to handle rescue disks and images trivially, > > and it makes the kernel _less_ dependant on the early userspace bootup > > scripts. > > As a initrd less kernel user I can really only agree: getting rid > of the udev-in-initrd requirement would be a big step forward > in usability. Typically I always have to pre populate > a on disk /dev manually first to get my kernels to boot. Oh good, I thought I was the only one doing that. The reason I don't like udev is that it's just to slow; something like a 5-10s delay on each boot. No idea why it should be so slow, but it's probably probing the kernel for all available devices at boot, when it could be much quicker by probing for the device on access. Thanks! -- Al