From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [autofs] [RFC PATCH]autofs4: hang and proposed fix Date: Sun, 4 Dec 2005 17:17:29 +0000 Message-ID: <20051204171729.GA31111@infradead.org> References: <438E1A05.7000308@us.ibm.com> <438F251B.7060602@us.ibm.com> <43906968.6080508@us.ibm.com> <1133547148.8976.25.camel@lade.trondhjem.org> <20051204125612.GA28229@infradead.org> <20051204125740.GB28229@infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Christoph Hellwig , Trond Myklebust , Will Taber , Jeff Moyer , Ram Pai , autofs mailing list , linux-fsdevel Return-path: Received: from pentafluge.infradead.org ([213.146.154.40]:58058 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S1751099AbVLDRRk (ORCPT ); Sun, 4 Dec 2005 12:17:40 -0500 To: Ian Kent Content-Disposition: inline In-Reply-To: Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org On Sun, Dec 04, 2005 at 10:58:03PM +0800, Ian Kent wrote: > > never called by the VFS. autofs (v4 at least) doesn't use it so now always > > get a nameidata. In fact if you look in -mm there's a patch from me that > > makes use of that fact. > > > > But Will is calling it in a something like a stacking context and autofs > fails to handle it. Hence this discussion. No, for current TOT that can't happen. It could happen for older kernels but nothing is doing it in the tree anymore and if anything outside is doing it it's fundamentally broken.