From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1946083AbbCMSPf (ORCPT ); Fri, 13 Mar 2015 14:15:35 -0400 Received: from mail-we0-f179.google.com ([74.125.82.179]:32840 "EHLO mail-we0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1946057AbbCMSP3 (ORCPT ); Fri, 13 Mar 2015 14:15:29 -0400 From: Alex Dowad To: linux-kernel@vger.kernel.org Cc: James Hogan , linux-metag@vger.kernel.org (open list:METAG ARCHITECTURE) Subject: [PATCH 16/32] metag: copy_thread(): rename 'arg' argument to 'kthread_arg' Date: Fri, 13 Mar 2015 20:14:39 +0200 Message-Id: <1426270496-26362-6-git-send-email-alexinbeijing@gmail.com> X-Mailer: git-send-email 2.0.0.GIT In-Reply-To: <1426270496-26362-1-git-send-email-alexinbeijing@gmail.com> References: <1426270496-26362-1-git-send-email-alexinbeijing@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The 'arg' argument to copy_thread() is only ever used when forking a new kernel thread. Hence, rename it to 'kthread_arg' for clarity (and consistency with do_fork() and other arch-specific implementations of copy_thread()). Signed-off-by: Alex Dowad --- arch/metag/kernel/process.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/metag/kernel/process.c b/arch/metag/kernel/process.c index 483dff9..dcb4609 100644 --- a/arch/metag/kernel/process.c +++ b/arch/metag/kernel/process.c @@ -174,8 +174,11 @@ void show_regs(struct pt_regs *regs) show_trace(NULL, (unsigned long *)regs->ctx.AX[0].U0, regs); } +/* + * Copy architecture-specific thread state + */ int copy_thread(unsigned long clone_flags, unsigned long usp, - unsigned long arg, struct task_struct *tsk) + unsigned long kthread_arg, struct task_struct *tsk) { struct pt_regs *childregs = task_pt_regs(tsk); void *kernel_context = ((void *) childregs + @@ -204,10 +207,11 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, childregs->ctx.AX[0].U0 = (unsigned long) kernel_context; /* Set D1Ar1=arg and D1RtP=usp (fn) */ childregs->ctx.DX[4].U1 = usp; - childregs->ctx.DX[3].U1 = arg; + childregs->ctx.DX[3].U1 = kthread_arg; tsk->thread.int_depth = 2; return 0; } + /* * Get a pointer to where the new child's register block should have * been pushed. -- 2.0.0.GIT