> On May 28, 2019, at 10:37 AM, Martin Husemann <[email protected]> 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. -- thorpej
