linux-kernel - Re: [patch] s390: Remove self ptrace IEEE

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Message-Id: <1209547985.10954.29.camel@localhost>
Date:	Wed, 30 Apr 2008 11:33:05 +0200
From:	Martin Schwidefsky <schwidefsky@...ibm.com>
To:	Christoph Hellwig <hch@...radead.org>
Cc:	linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org
Subject: Re: [patch] s390: Remove self ptrace IEEE_IP hack.

On Wed, 2008-04-30 at 05:19 -0400, Christoph Hellwig wrote:
> On Wed, Apr 30, 2008 at 11:14:56AM +0200, Martin Schwidefsky wrote:
> > From: Martin Schwidefsky <schwidefsky@...ibm.com>
> > 
> > The self referential PT_IEEE_IP ptrace peek & poke calls have been
> > broken for that last 6 years. For peek the code always returns 0
> > instead of the last ieee fault and for poke the code does nothing.
> > Since nobody noticed the code seems to be superfluous. So lets
> > remove it.
> 
> After this the switch to the generic sys_ptrace is trivial.  Care to
> submit a patch for that aswell?

True, that makes sense. I'll do that right after lunch.

-- 
blue skies,
  Martin.

"Reality continues to ruin my life." - Calvin.

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