Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755367AbXL1GW0 (ORCPT ); Fri, 28 Dec 2007 01:22:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752748AbXL1GWP (ORCPT ); Fri, 28 Dec 2007 01:22:15 -0500 Received: from ug-out-1314.google.com ([66.249.92.173]:33542 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752400AbXL1GWN (ORCPT ); Fri, 28 Dec 2007 01:22:13 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=date:to:cc:subject:message-id:references:mime-version:content-type:content-disposition:in-reply-to:user-agent:from; b=ZOKdvngUx8kWucYfI1Y5WBS1gsGz99zJltXO05JpN5HM0CqeReYV7Nk1ibWTSC/+800HHejTPW8CroHeFeJ84N/jkcbYXE7WyQMhFH9urd2vs2za8uzbqB4LaA+XBuhfuGx0/knlARvbjFykB3iQfwctYRAt+NBmWADRvTMdONs= Date: Fri, 28 Dec 2007 09:22:01 +0300 To: Andreas Mohr Cc: Andrew Morton , David Woodhouse , "Eric W. Biederman" , Linus Torvalds , "Rafael J. Wysocki" , Pavel Machek , kernel list , netdev , Pavel Emelyanov , "Denis V. Lunev" Subject: Re: [PATCH 2.6.24-rc3] Fix /proc/net breakage Message-ID: <20071228062201.GA2071@martell.zuzino.mipt.ru> References: <20071119191000.GA1560@elf.ucw.cz> <200711192304.25087.rjw@sisk.pl> <4743026B.2020907@openvz.org> <1197003097.13978.557.camel@pmac.infradead.org> <20071207022342.806ee4ee.akpm@linux-foundation.org> <20071227174056.GA17350@rhlx01.hs-esslingen.de> <20071227184145.GA1831@martell.zuzino.mipt.ru> <20071227221728.GA17379@rhlx01.hs-esslingen.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20071227221728.GA17379@rhlx01.hs-esslingen.de> User-Agent: Mutt/1.5.13 (2006-08-11) From: Alexey Dobriyan Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2221 Lines: 51 On Thu, Dec 27, 2007 at 11:17:28PM +0100, Andreas Mohr wrote: > Hi, > > On Thu, Dec 27, 2007 at 09:41:45PM +0300, Alexey Dobriyan wrote: > > On Thu, Dec 27, 2007 at 06:40:56PM +0100, Andreas Mohr wrote: > > > On Fri, Dec 07, 2007 at 02:23:42AM -0800, Andrew Morton wrote: > > > > > (commit 2b1e300a9dfc3196ccddf6f1d74b91b7af55e416) > > > > > > > > > > This seems to have broken the use of /proc/bus/usb as a mountpoint. It > > > > > always appears empty now, whatever's supposed to be mounted there. > > > > > > > > > > > > > Yes. Denis and Eric are tossing around competing patches but afaik nobody > > > > is happy with any of them. Guys, could we get this sorted soonish please? > > > > > > "Soonish" being rather earlier than 20071227? > > > 'cause it's still throwing a fit for me on 2.6.24-rc6-mm1(!) (plus hotfix), > > > nothing visible in /proc/bus/usb, thus WLAN driver won't probe > > > anything. > > > > Patch which restores usual behaviour was merged in 2.6.24-rc5 > > (3790ee4bd86396558eedd86faac1052cb782e4e1 "proc: remove/Fix proc generic d_revalidate") > > Via a kerneltrap.org article (problematic internet setup here currently, > non-C&P text terminal only) I could see that this is the patch which > removes the d_revalidate member and the corresponding proc_revalidate_dentry(). > And this is the state that my 2.6.24-rc_six_-mm1 tree is in already. OK. > So either it didn't help here or it broke again by some later change or > there's some dumb PEBKAC error here. Do you by chance forgot CONFIG_USB_?HCI_HCD=y ? I see empty usbfs here if they are deselected. > > so no hotfixes are needed. I just checked with bind mounting / to > > /proc/bus/usb -- it works. > > OK, I'll try to re-check manual, raw, bare-metal mounting (bind etc.) soonish. > > "CONFIG_NETNS" as mentioned in the patch description actually seems > to be "CONFIG_NET_NS", BTW. > (which I DON'T have set at the moment, if this happens to make a difference) I shouldn't. -- 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/