Re: [PATCH 12/32] hexagon: copy_thread(): rename 'arg' argument to 'kthread_arg'

[rkuo]

On Fri, Mar 13, 2015 at 08:14:35PM +0200, Alex Dowad wrote:
> 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 <alexinbeijing@xxxxxxxxx>
> ---
>  arch/hexagon/kernel/process.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/hexagon/kernel/process.c b/arch/hexagon/kernel/process.c
> index 0a0dd5c..6f27358 100644
> --- a/arch/hexagon/kernel/process.c
> +++ b/arch/hexagon/kernel/process.c
> @@ -71,7 +71,7 @@ unsigned long thread_saved_pc(struct task_struct *tsk)
>   * Copy architecture-specific thread state
>   */
>  int copy_thread(unsigned long clone_flags, unsigned long usp,
> -		unsigned long arg, struct task_struct *p)
> +		unsigned long kthread_arg, struct task_struct *p)
>  {
>  	struct thread_info *ti = task_thread_info(p);
>  	struct hexagon_switch_stack *ss;
> @@ -94,10 +94,11 @@ int copy_thread(unsigned long clone_flags, unsigned long usp,
>  	ss->lr = (unsigned long)ret_from_fork;
>  	p->thread.switch_sp = ss;
>  	if (unlikely(p->flags & PF_KTHREAD)) {
> +		/* kernel thread */
>  		memset(childregs, 0, sizeof(struct pt_regs));
>  		/* r24 <- fn, r25 <- arg */
>  		ss->r24 = usp;
> -		ss->r25 = arg;
> +		ss->r25 = kthread_arg;
>  		pt_set_kmode(childregs);
>  		return 0;
>  	}
> -- 
> 2.0.0.GIT
> 

Acked-by: Richard Kuo <rkuo@xxxxxxxxxxxxxx>



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