Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757668AbYCXIzK (ORCPT ); Mon, 24 Mar 2008 04:55:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752705AbYCXIy4 (ORCPT ); Mon, 24 Mar 2008 04:54:56 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:32858 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750853AbYCXIy4 (ORCPT ); Mon, 24 Mar 2008 04:54:56 -0400 Date: Mon, 24 Mar 2008 04:54:42 -0400 From: Christoph Hellwig To: Ram Pai Cc: Al Viro , Miklos Szeredi , akpm@linux-foundation.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Trond.Myklebust@netapp.com, dhowells@redhat.com Subject: Re: [patch 3/6] vfs: mountinfo stable peer group id Message-ID: <20080324085442.GB4845@infradead.org> References: <20080313212641.989467982@szeredi.hu> <20080313212735.741834181@szeredi.hu> <20080319114844.GK10722@ZenIV.linux.org.uk> <20080319182005.GP10722@ZenIV.linux.org.uk> <20080320214319.GS10722@ZenIV.linux.org.uk> <1206348614.2961.21.camel@ram.us.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1206348614.2961.21.camel@ram.us.ibm.com> User-Agent: Mutt/1.5.17 (2007-11-01) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 662 Lines: 15 On Mon, Mar 24, 2008 at 01:50:14AM -0700, Ram Pai wrote: > I think that ->umount_begin also acts a hook for providing pre-umount > event notification to userspace from filesystems; something that is > required by DMAPI interface. No such thing like dmapi near mainline, and we ever want user-space assiseted HDM in mainline we'd do it in VFS. FYI: SGI out of tree dmapi doesn't make use of ->unmount_begin either. -- 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/