From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264267AbUACWQK (ORCPT ); Sat, 3 Jan 2004 17:16:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264272AbUACWQK (ORCPT ); Sat, 3 Jan 2004 17:16:10 -0500 Received: from mail.kroah.org ([65.200.24.183]:65422 "EHLO perch.kroah.org") by vger.kernel.org with ESMTP id S264267AbUACWQF (ORCPT ); Sat, 3 Jan 2004 17:16:05 -0500 Date: Sat, 3 Jan 2004 14:08:01 -0800 From: Greg KH To: Valdis.Kletnieks@vt.edu Cc: linux-kernel@vger.kernel.org Subject: Re: udev and devfs - The final word Message-ID: <20040103220801.GH11061@kroah.com> References: <200401010634.28559.rob@landley.net> <20040102103104.GA28168@mark.mielke.cc> <20040103060748.GF5306@kroah.com> <200401030651.i036p8mb009710@turing-police.cc.vt.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200401030651.i036p8mb009710@turing-police.cc.vt.edu> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Jan 03, 2004 at 01:51:08AM -0500, Valdis.Kletnieks@vt.edu wrote: > On Fri, 02 Jan 2004 22:07:48 PST, Greg KH said: > > > What is "efficiently"? No one really cares about milliseconds here, > > seconds are even tollerable at least for small seconds :) > > Anybody who's had to sit and watch a Sun E10K enumerate 400+ disks > will disagree with that, unless "small seconds" are tiny fractions thereof. :) It's "small seconds" _after_ the kernel has enumerated them. That's the majority of the time spent enumerating scsi disks. Also, udev will be running while the kernel is off detecting the next disk. thanks, greg k-h