Message-ID: <49F164B8.9000504@zankel.net>
Date: Fri, 24 Apr 2009 00:05:28 -0700
From: Chris Zankel <chris@zankel.net>
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To: Oleg Nesterov <oleg@redhat.com>
CC: Andrew Morton <akpm@linux-foundation.org>,
       Roland McGrath <roland@redhat.com>, David Howells <dhowells@redhat.com>,
       Geert Uytterhoeven <geert@linux-m68k.org>,
       Greg Ungerer <gerg@uclinux.org>,
       Haavard Skinnemoen <hskinnemoen@atmel.com>,
       Helge Deller <deller@gmx.de>, Hirokazu Takata <takata@linux-m32r.org>,
       Jeff Dike <jdike@addtoit.com>, Kyle McMartin <kyle@mcmartin.ca>,
       Martin Schwidefsky <schwidefsky@de.ibm.com>,
       Mike Frysinger <vapier.adi@gmail.com>, Paul Mundt <lethal@linux-sh.org>,
       Roman Zippel <zippel@linux-m68k.org>,
       Yoshinori Sato <ysato@users.sourceforge.jp>,
       linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/4] ptrace: remove PT_DTRACE from avr32, mn10300, parisc,
 s390, sh, xtensa
References: <20090423193206.GA14885@redhat.com>
In-Reply-To: <20090423193206.GA14885@redhat.com>
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Acked-by: Chris Zankel <chris@zankel.net>

Cheers!
-Chris

Oleg Nesterov wrote:
> avr32, mn10300, parisc, s390, sh, xtensa:
> 
> they never set PT_DTRACE, but clear it after do_execve().
> 
> Signed-off-by: Oleg Nesterov <oleg@redhat.com>
> 
>  arch/xtensa/kernel/process.c      |    5 -----
> --- PTRACE/arch/xtensa/kernel/process.c~DT_2_CLEAR	2009-04-06 00:03:37.000000000 +0200
> +++ PTRACE/arch/xtensa/kernel/process.c	2009-04-22 21:48:13.000000000 +0200
> @@ -331,11 +331,6 @@ long xtensa_execve(char __user *name, ch
>  	if (IS_ERR(filename))
>  		goto out;
>  	error = do_execve(filename, argv, envp, regs);
> -	if (error == 0) {
> -		task_lock(current);
> -		current->ptrace &= ~PT_DTRACE;
> -		task_unlock(current);
> -	}
>  	putname(filename);
>  out:
>  	return error;

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