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Date: Wed, 29 May 2002 17:31:18 -0700 (PDT)
Message-Id: <20020529.173118.130757558.davem@redhat.com>
To: dmj+@andrew.cmu.edu
Cc: ppadala@cise.ufl.edu, linux-kernel@vger.kernel.org
Subject: Re: No PTRACE_READDATA for archs other than SPARC?
From: "David S. Miller" <davem@redhat.com>
In-Reply-To: <20020529234951.GA3797@branoic.them.org>
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   From: Daniel Jacobowitz <dmj+@andrew.cmu.edu>
   Date: Wed, 29 May 2002 19:49:51 -0400

   On Sun, May 19, 2002 at 09:40:53PM -0700, David S. Miller wrote:
   > If other platforms added PTRACE_READDATA support, they would
   > also need to add some way to do a feature test for it's presence
   > so that GDB and other debugging code could actually make use
   > of it portably.
   
   Not really, we should just get EINVAL (ENOSYS?) back when we try to use
   it, right?

You'd get -EIO, but otherwise yes you are right.