Re: [PATCH] THE LINUX/I386 BOOT PROTOCOL - Breaking the 256 limit (ping)

Matt Domsch
2006-08-28T20:12:22Z

On Mon, Aug 28, 2006 at 12:00:37PM -0700, H. Peter Anvin wrote:
> Matt Domsch wrote:
> >
> >No reason. I was just trying to be careful, not leaving data in the
> >upper bits of those registers going uninitialized. If we know they're
> >not being used ever, then it's not a problem. But I don't think
> >that's the source of the command line size concern, is it?
> >
>
> No, it's treating the command line as a fixed buffer, as opposed to a
> null-terminated string. This was always a bug, by the way.

OK, I'll look at fixing that, and using %esi throughout.

Thanks,
Matt

--
Matt Domsch
Software Architect
Dell Linux Solutions linux.dell.com & www.dell.com/linux
Linux on Dell mailing lists @ http://lists.us.dell.com