Re: No PTRACE_READDATA for archs other than SPARC?

[David S. Miller]

   From: Daniel Jacobowitz <[e-mail]>
   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.