Re: [PATCH x86_64] Live Patching Function on 2.6.11.7

David S. Miller
2005-04-18T05:05:56Z

On Mon, 18 Apr 2005 00:42:23 -0400
Daniel Jacobowitz <dan@debian.org> wrote:

> On Mon, Apr 18, 2005 at 01:19:57PM +0900, Takashi Ikebe wrote:
> > GDB based approach seems not fit to our requirements. GDB(ptrace) based
> > functions are basically need to be done when target process is stopping.
> > In addition to that current PTRACE_PEEK/POKE* allows us to copy only a
> > *word* size...
>
> While true, this is easily fixable. There is even an interface
> precedent on OpenBSD (and possibly other platforms as well).

Some platforms even support the necessary PTRADE_{READ,WRITE}DATA
operations already, sparc is one such platform.