linux-kernel - Re: [PATCH -next] unicore32: Fix build error

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Date:   Wed, 26 Oct 2016 10:30:08 +0800 (CST)
From:   "Xuetao Guan" <gxt@...c.pku.edu.cn>
To:     "Guenter Roeck" <linux@...ck-us.net>
Cc:     "Guan Xuetao" <gxt@...c.pku.edu.cn>, "Qin Rui" <qinrui@....edu.cn>,
        linux-kernel@...r.kernel.org, "Guenter Roeck" <linux@...ck-us.net>
Subject: Re: [PATCH -next] unicore32: Fix build error

> Since the oldabi syscall interface was first introduced, the
> infrastructure
> changed and the patch no longer compiles. See commit f56141e3e2d9a ("all
> arches, signal: move restart_block to struct task_struct") for details.
>
> Fixes: 1ace5d1e3d4b4 ("unicore32-oldabi: add oldabi syscall interface")
> Signed-off-by: Guenter Roeck <linux@...ck-us.net>

Sorry, I missed your patch when sent patch-v2 for oldabi.
And so, I directly modified the codes in patch-v2.
I'll add your comment and Sob for patch-v2.
Thanks, Guenter.

Xuetao

> ---
> Should be merged with the commit introducing the problem if possible.
>
>  arch/unicore32/kernel/signal.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/unicore32/kernel/signal.c
> b/arch/unicore32/kernel/signal.c
> index 78a66491b108..be75ef8c1e0c 100644
> --- a/arch/unicore32/kernel/signal.c
> +++ b/arch/unicore32/kernel/signal.c
> @@ -115,7 +115,7 @@ asmlinkage int __sys_sigreturn(struct pt_regs *regs)
>  	struct sigframe __user *frame;
>
>  	/* Always make any pending restarted system calls return -EINTR */
> -	current_thread_info()->restart_block.fn = do_no_restart_syscall;
> +	current->restart_block.fn = do_no_restart_syscall;
>
>  	/*
>  	 * Since we stacked the signal on a 64-bit boundary,
> --
> 2.5.0
>