linux-kernel - Re: [PATCH RESEND v3 09/24] ptrace: cleanup arch

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Message-ID: <1285991879.1696.4.camel@leonhard>
Date:	Sat, 02 Oct 2010 12:57:59 +0900
From:	Namhyung Kim <namhyung@...il.com>
To:	"Daniel K." <dk@...no>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Roland McGrath <roland@...hat.com>,
	Oleg Nesterov <oleg@...hat.com>, linux-kernel@...r.kernel.org,
	David Howells <dhowells@...hat.com>
Subject: Re: [PATCH RESEND v3 09/24] ptrace: cleanup arch_ptrace() on frv

2010-10-02 (토), 03:18 +0000, Daniel K.:
> Namhyung Kim wrote:
> > -		ret = 0;
> > -		switch (addr >> 2) {
> > +		switch (regno) {
> >  		case 0 ... PT__END - 1:
> > -			ret = put_reg(child, addr >> 2, data);
> > -			break;
> > -
> > -		default:
> > -			ret = -EIO;
> > +			ret = put_reg(child, regno, data);
> >  			break;
> >  		}
> >  		break;
> 
> With this, you remove the default case, and no longer return -EIO in the
> cases of PT__END + n, as in the PTRACE_PEEKUSR section above.
> 
> This is a change of behaviour as far as I can tell, and not just a cleanup.
> 
> 
> Daniel K.

My bad. It should be my mistake. Will resend the fix soon.
Thanks.


-- 
Regards,
Namhyung Kim


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