Re: [RFC] Design considerations for XSAVE Extended Area getters/setters

[Martin Husemann <martin%duskware.de@localhost>]

On Tue, May 28, 2019 at 10:46:44AM -0700, Jason Thorpe wrote:
> 
> > On May 28, 2019, at 10:37 AM, Martin Husemann <martin%duskware.de@localhost> wrote:
> > 
> > Stupid question: since this is all very rare and non-performance critical,
> > why isn't it done as a single register per call? Adding more registers
> > when thy arrive in newer cpu variants, and not worrying about how they
> > are saved (XSAVE or similar) nor what format is used in the kernel?
> 
> It would make things a bit awkward for core files.

Please excuse my ignorance, but how is ptrace(2) related to core files?

Martin