Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755291AbYH1TJV (ORCPT ); Thu, 28 Aug 2008 15:09:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752050AbYH1TJN (ORCPT ); Thu, 28 Aug 2008 15:09:13 -0400 Received: from terminus.zytor.com ([198.137.202.10]:56469 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751725AbYH1TJM (ORCPT ); Thu, 28 Aug 2008 15:09:12 -0400 Message-ID: <48B6F7C5.3020204@kernel.org> Date: Thu, 28 Aug 2008 12:08:53 -0700 From: "H. Peter Anvin" Organization: Linux Kernel Organization, Inc. User-Agent: Thunderbird 2.0.0.14 (X11/20080501) MIME-Version: 1.0 To: Tejun Heo CC: fuse-devel@lists.sourceforge.net, miklos@szeredi.hu, greg@kroah.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH 5/7] FUSE: implement ioctl support References: <1219945263-21074-1-git-send-email-tj@kernel.org> <1219945263-21074-6-git-send-email-tj@kernel.org> <48B6EC83.1070207@kernel.org> <48B6EE36.5070209@kernel.org> In-Reply-To: <48B6EE36.5070209@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 516 Lines: 15 Tejun Heo wrote: > > Ah.... funky. If this retry thing is too repulsive, I guess the best > alternative would be directly accessing caller's memory as Miklos suggested. > Be careful -- there are some serious dragons there in the presence of multiple threads. -hpa -- 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/