Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S268347AbUIGPJe (ORCPT ); Tue, 7 Sep 2004 11:09:34 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268322AbUIGPGA (ORCPT ); Tue, 7 Sep 2004 11:06:00 -0400 Received: from MAIL.13thfloor.at ([212.16.62.51]:13286 "EHLO mail.13thfloor.at") by vger.kernel.org with ESMTP id S268297AbUIGPDP (ORCPT ); Tue, 7 Sep 2004 11:03:15 -0400 Date: Tue, 7 Sep 2004 17:03:12 +0200 From: Herbert Poetzl To: Andi Kleen Cc: "Michael S. Tsirkin" , discuss@x86-64.org, linux-kernel@vger.kernel.org Subject: Re: [discuss] f_ops flag to speed up compatible ioctls in linux kernel Message-ID: <20040907150312.GB19354@MAIL.13thfloor.at> Mail-Followup-To: Andi Kleen , "Michael S. Tsirkin" , discuss@x86-64.org, linux-kernel@vger.kernel.org References: <20040901072245.GF13749@mellanox.co.il> <20040903080058.GB2402@wotan.suse.de> <20040907104017.GB10096@mellanox.co.il> <20040907121418.GC25051@wotan.suse.de> <20040907134517.GA1016@mellanox.co.il> <20040907141524.GA13862@wotan.suse.de> <20040907142530.GB1016@mellanox.co.il> <20040907142945.GB20981@wotan.suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040907142945.GB20981@wotan.suse.de> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1262 Lines: 33 On Tue, Sep 07, 2004 at 04:29:46PM +0200, Andi Kleen wrote: > On Tue, Sep 07, 2004 at 05:25:30PM +0300, Michael S. Tsirkin wrote: > > > It may help your module, but won't solve the general problem shorter > > > term. > > But longer term it will be better, so why not go there? > > Once the infrastructure is there, drivers will be able to be > > migrated as required. > > I have no problems with that. You would need two new entry points: > one 64bit one without BKL and a 32bit one also without BKL. > > I think there were some objections to this scheme in the past, > but I cannot think of a good alternative. uhm, apologies for dropping in, for what exactly are two (new) separate entry points needed? somehow lost context here ... TIA, Herbert > -Andi > - > 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/ - 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/