From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 23 Aug 2001 16:11:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 23 Aug 2001 16:11:18 -0400 Received: from smtp.mailbox.net.uk ([195.82.125.32]:51890 "EHLO smtp.mailbox.net.uk") by vger.kernel.org with ESMTP id ; Thu, 23 Aug 2001 16:11:08 -0400 Date: Thu, 23 Aug 2001 21:11:22 +0100 From: Russell King To: george anzinger Cc: Victor Yodaiken , =?iso-8859-1?Q?christophe_barb=E9?= , linux-kernel@vger.kernel.org Subject: Re: How should nano_sleep be fixed (was: ptrace(), fork(), sleep(), exit(), SIGCHLD) Message-ID: <20010823211121.H24974@flint.arm.linux.org.uk> In-Reply-To: <20010817125727.A16475@hq2> <3B7D76EF.DA34EB23@mvista.com> <20010822194035.K18391@flint.arm.linux.org.uk> <3B8561B9.AC440835@mvista.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <3B8561B9.AC440835@mvista.com>; from george@mvista.com on Thu, Aug 23, 2001 at 01:04:09PM -0700 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Aug 23, 2001 at 01:04:09PM -0700, george anzinger wrote: > Sorry, but none of those system calls requires the registers which is > where the problem is. /* Fork a new task - this creates a new program thread. * This is called indirectly via a small wrapper */ asmlinkage int sys_fork(struct pt_regs *regs) ^^^^^^^^^^^^^^^^^^^^ { return do_fork(SIGCHLD, regs->ARM_sp, regs, 0); } /* sys_execve() executes a new program. * This is called indirectly via a small wrapper */ asmlinkage int sys_execve(char *filenamei, char **argv, char **envp, struct pt_regs *regs) ^^^^^^^^^^^^^^^^^^^^^ { int error; char * filename; filename = getname(filenamei); error = PTR_ERR(filename); if (IS_ERR(filename)) goto out; error = do_execve(filename, argv, envp, regs); putname(filename); out: return error; } Certainly looks to me like they do. See the highlighted arguments. -- Russell King (rmk@arm.linux.org.uk) The developer of ARM Linux http://www.arm.linux.org.uk/personal/aboutme.html