Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755845AbYAGJXS (ORCPT ); Mon, 7 Jan 2008 04:23:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754182AbYAGJXH (ORCPT ); Mon, 7 Jan 2008 04:23:07 -0500 Received: from zeniv.linux.org.uk ([195.92.253.2]:32934 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754060AbYAGJXG (ORCPT ); Mon, 7 Jan 2008 04:23:06 -0500 Date: Mon, 7 Jan 2008 09:22:56 +0000 From: Al Viro To: Tejun Heo Cc: "Eric W. Biederman" , Gabor Gombas , Dave Young , linux-kernel@vger.kernel.org, bluez-devel@lists.sourceforge.net, Greg KH Subject: Re: [Bluez-devel] Oops involving RFCOMM and sysfs Message-ID: <20080107092256.GX27894@ZenIV.linux.org.uk> References: <20080102151642.GA7273@boogie.lpds.sztaki.hu> <20080105075039.GF27894@ZenIV.linux.org.uk> <477F9481.2040505@gmail.com> <20080105194510.GK27894@ZenIV.linux.org.uk> <478037F8.8020103@gmail.com> <47819079.3000606@gmail.com> <4781EE20.6070701@gmail.com> <4781EE5D.1000105@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4781EE5D.1000105@gmail.com> User-Agent: Mutt/1.4.2.3i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1053 Lines: 22 On Mon, Jan 07, 2008 at 06:18:21PM +0900, Tejun Heo wrote: > Tejun Heo wrote: > > Eric W. Biederman wrote: > >>> That said, the mechanism is a bit too fragile. sysfs currently ensures > >>> that dentry/inode point to the associated sysfs_dirent. This is mainly > >>> remanent of conversion from previous VFS based implementation. I think > >>> the right thing to do here is to make sysfs behave like other proper > >>> distributed filesystems using d_revalidate. > >> Huh? We still need something like sysfs_get_dentry to find the dentries > >> for the rename or move operation. So we can call d_move. > > > > Ah... right. Thanks. :-) > > On the second thought, can't those too be dealt with d_revalidate? FVO "dealt with" as pleasant and efficient as using coarse whetstone to deal with caries. -- 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/