Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Mon, 3 Dec 2001 03:51:47 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Mon, 3 Dec 2001 03:49:51 -0500 Received: from smtp-abo-3.wanadoo.fr ([193.252.19.152]:1708 "EHLO andira.wanadoo.fr") by vger.kernel.org with ESMTP id ; Sun, 2 Dec 2001 23:52:11 -0500 Message-ID: <3C0B0489.55482719@wanadoo.fr> Date: Mon, 03 Dec 2001 05:50:17 +0100 From: Pierre Rousselet Organization: Home PC X-Mailer: Mozilla 4.79 [en] (X11; U; Linux 2.4.16-debug i686) X-Accept-Language: fr, en MIME-Version: 1.0 To: Keith Owens CC: Alexander Viro , Richard Gooch , Marcelo Tosatti , linux-kernel@vger.kernel.org Subject: Re: 2.5.1-pre5 not easy to boot with devfs In-Reply-To: <29283.1007333866@ocs3.intra.ocs.com.au> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org I think the point is to force CONFIG_DEBUG_KERNEL CONFIG_DEBUG_SLAB ... DEVFS_DEBUG is quite verbose when enabled by devfs=dall : dmesg shows 15kb of devfs messages with no room for anything else. Keith Owens wrote: > > On Sun, 2 Dec 2001 11:59:34 -0500 (EST), > Alexander Viro wrote: > >On Sun, 2 Dec 2001, Pierre Rousselet wrote: > > > >> Here is the final (i hope) verdict of my devfs testbox : > >> > >> 2.4.16 with devfsd-1.3.18/1.3.20 : OK > >> 2.4.17-pre1 " : Broken > >> 2.5.1-pre1 " : OK > >> 2.5.1-pre2 with or without v200 : Broken > >> 2.5.1-pre5 " : Broken > > > >IOW, merge of new devfs code (2.4.17-pre1 in -STABLE, 2.5.1-pre2 in -CURRENT). > > > >We really need CONFIG_DEBUG_* forced if CONFIG_DEVFS_FS is set. Otherwise > >we'll be getting tons of bug reports due to silent memory corruption. > > > >Keith, is there a decent way to do that? For 2.4.17 it would help a lot... > > Against 2.4.17-pre2, untested. Revert before 2.4.17. > > Index: 17-pre2.1/fs/Config.in > --- 17-pre2.1/fs/Config.in Tue, 13 Nov 2001 08:45:38 +1100 kaos (linux-2.4/m/b/39_Config.in 1.2.1.2.1.7 644) > +++ 17-pre2.1(w)/fs/Config.in Mon, 03 Dec 2001 09:54:58 +1100 kaos (linux-2.4/m/b/39_Config.in 1.2.1.2.1.7 644) > @@ -63,7 +63,10 @@ bool '/proc file system support' CONFIG_ > > dep_bool '/dev file system support (EXPERIMENTAL)' CONFIG_DEVFS_FS $CONFIG_EXPERIMENTAL > dep_bool ' Automatically mount at boot' CONFIG_DEVFS_MOUNT $CONFIG_DEVFS_FS > -dep_bool ' Debug devfs' CONFIG_DEVFS_DEBUG $CONFIG_DEVFS_FS > +if [ "$CONFIG_DEVFS_FS" = "y" ] ; then \ > + define_bool CONFIG_DEVFS_DEBUG y > +fi > +# dep_bool ' Debug devfs' CONFIG_DEVFS_DEBUG $CONFIG_DEVFS_FS > > # It compiles as a module for testing only. It should not be used > # as a module in general. If we make this "tristate", a bunch of people -- ------------------------------------------------ Pierre Rousselet ------------------------------------------------ - 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/