[CRIU] [PATCH 00/18] x86: Add support for extendable fpu frames

[Cyrill Gorcunov]

On Wed, Jul 25, 2018 at 10:28:12PM +0100, Dmitry Safonov wrote:
> 
> Yeah, I mean support for CPU that don't have xsave.
> 
> > n.b.:
> > Currently we don't require xsave and only fxsave at least, and
> > I plan to remove fxsave at all leaving only xsave requirement.
> 
> Oh, ok, that way also sounds good to me.
> I mean, we either should remove fxsave/fsave code or keep testing it
> by adding fault-injection.

I vote for removing non-xsave support :) In kernel it supported
since 2008 https://lwn.net/Articles/291994/ so I think it is safe
to drop.