From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161144AbbCMSQM (ORCPT ); Fri, 13 Mar 2015 14:16:12 -0400 Received: from mail-wi0-f172.google.com ([209.85.212.172]:42392 "EHLO mail-wi0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1946120AbbCMSQI (ORCPT ); Fri, 13 Mar 2015 14:16:08 -0400 From: Alex Dowad To: linux-kernel@vger.kernel.org Cc: Martin Schwidefsky , Heiko Carstens , linux390@de.ibm.com (supporter:S390), Hendrik Brueckner , linux-s390@vger.kernel.org (open list:S390) Subject: [PATCH 24/32] s390: copy_thread(): rename 'arg' argument to 'kthread_arg' Date: Fri, 13 Mar 2015 20:14:47 +0200 Message-Id: <1426270496-26362-14-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/s390/kernel/process.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index 13fc097..a1ca7cf 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -87,8 +87,11 @@ void arch_release_task_struct(struct task_struct *tsk) } #endif +/* + * Copy architecture-specific thread state + */ int copy_thread(unsigned long clone_flags, unsigned long new_stackp, - unsigned long arg, struct task_struct *p) + unsigned long kthread_arg, struct task_struct *p) { struct thread_info *ti; struct fake_frame @@ -127,12 +130,14 @@ int copy_thread(unsigned long clone_flags, unsigned long new_stackp, frame->childregs.psw.addr = PSW_ADDR_AMODE | (unsigned long) kernel_thread_starter; frame->childregs.gprs[9] = new_stackp; /* function */ - frame->childregs.gprs[10] = arg; + frame->childregs.gprs[10] = kthread_arg; frame->childregs.gprs[11] = (unsigned long) do_exit; frame->childregs.orig_gpr2 = -1; return 0; } + + /* user thread */ frame->childregs = *current_pt_regs(); frame->childregs.gprs[2] = 0; /* child returns 0 on fork. */ frame->childregs.flags = 0; -- 2.0.0.GIT From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Alex Dowad Subject: [PATCH 24/32] s390: copy_thread(): rename 'arg' argument to 'kthread_arg' Date: Fri, 13 Mar 2015 20:14:47 +0200 Message-Id: <1426270496-26362-14-git-send-email-alexinbeijing@gmail.com> 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-Archive: List-Post: To: linux-kernel@vger.kernel.org Cc: Martin Schwidefsky , Heiko Carstens , "supporter:S390" , Hendrik Brueckner , "open list:S390" List-ID: 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/s390/kernel/process.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index 13fc097..a1ca7cf 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -87,8 +87,11 @@ void arch_release_task_struct(struct task_struct *tsk) } #endif +/* + * Copy architecture-specific thread state + */ int copy_thread(unsigned long clone_flags, unsigned long new_stackp, - unsigned long arg, struct task_struct *p) + unsigned long kthread_arg, struct task_struct *p) { struct thread_info *ti; struct fake_frame @@ -127,12 +130,14 @@ int copy_thread(unsigned long clone_flags, unsigned long new_stackp, frame->childregs.psw.addr = PSW_ADDR_AMODE | (unsigned long) kernel_thread_starter; frame->childregs.gprs[9] = new_stackp; /* function */ - frame->childregs.gprs[10] = arg; + frame->childregs.gprs[10] = kthread_arg; frame->childregs.gprs[11] = (unsigned long) do_exit; frame->childregs.orig_gpr2 = -1; return 0; } + + /* user thread */ frame->childregs = *current_pt_regs(); frame->childregs.gprs[2] = 0; /* child returns 0 on fork. */ frame->childregs.flags = 0; -- 2.0.0.GIT