From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751388AbXCDCL0 (ORCPT ); Sat, 3 Mar 2007 21:11:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750791AbXCDCL0 (ORCPT ); Sat, 3 Mar 2007 21:11:26 -0500 Received: from shawidc-mo1.cg.shawcable.net ([24.71.223.10]:57074 "EHLO pd2mo1so.prod.shaw.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751388AbXCDCL0 (ORCPT ); Sat, 3 Mar 2007 21:11:26 -0500 Date: Sat, 03 Mar 2007 20:09:47 -0600 From: Robert Hancock Subject: Re: asm/atomic.h and user code In-reply-to: <1172958807.453840.180700@30g2000cwc.googlegroups.com> To: "remi.chateauneu@gmail.com" , linux-kernel Message-id: <45EA2A6B.9090404@shaw.ca> MIME-version: 1.0 Content-type: text/plain; charset=ISO-8859-1; format=flowed Content-transfer-encoding: 7bit References: <1172958807.453840.180700@30g2000cwc.googlegroups.com> User-Agent: Thunderbird 1.5.0.9 (Windows/20061207) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org remi.chateauneu@gmail.com wrote: > Is it me or it seems it is not possible anymore to use asm/atomic.h in > non-kernel code ? Thanks. The atomic functions, as with any internal kernel data structures, were never intended to be used in userspace. In particular, the atomic functions depend on config settings like CONFIG_SMP in order to actually be atomic, and that's not guaranteed in userspace. -- Robert Hancock Saskatoon, SK, Canada To email, remove "nospam" from hancockr@nospamshaw.ca Home Page: http://www.roberthancock.com/