From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Teigland Subject: Re: [Linux-cluster] Re: GFS, what's remaining Date: Mon, 5 Sep 2005 17:48:07 +0800 Message-ID: <20050905094807.GG17607@redhat.com> References: <20050903183241.1acca6c9.akpm@osdl.org> <20050904030640.GL8684@ca-server1.us.oracle.com> <200509040022.37102.phillips@istop.com> <20050903214653.1b8a8cb7.akpm@osdl.org> <20050904045821.GT8684@ca-server1.us.oracle.com> <20050903224140.0442fac4.akpm@osdl.org> <20050905043033.GB11337@redhat.com> <20050905015408.21455e56.akpm@osdl.org> <20050905092433.GE17607@redhat.com> <20050905021948.6241f1e0.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Joel.Becker@oracle.com, ak@suse.de, linux-cluster@redhat.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Return-path: Received: from mx1.redhat.com ([66.187.233.31]:20375 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S932302AbVIEJmf (ORCPT ); Mon, 5 Sep 2005 05:42:35 -0400 To: Andrew Morton Content-Disposition: inline In-Reply-To: <20050905021948.6241f1e0.akpm@osdl.org> Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org On Mon, Sep 05, 2005 at 02:19:48AM -0700, Andrew Morton wrote: > David Teigland wrote: > > Four functions: > > create_lockspace() > > release_lockspace() > > lock() > > unlock() > > Neat. I'd be inclined to make them syscalls then. I don't suppose anyone > is likely to object if we reserve those slots. Patrick is really the expert in this area and he's off this week, but based on what he's done with the misc device I don't see why there'd be more than two or three parameters for any of these. Dave