svn commit: r345562 - in head/sys: amd64/amd64 i386/i386

[Ed Maste]

On Tue, 26 Mar 2019 at 18:45, Conrad Meyer <cem at freebsd.org> wrote:
>
> Author: cem
> Date: Tue Mar 26 22:45:41 2019
> New Revision: 345562
> URL: https://svnweb.freebsd.org/changeset/base/345562
>
> Log:
>   x86: Use XSAVEOPT for fpusave(), when available
>
>   Remove redundant npxsave_core definition while here.
>
>   Suggested by: Anton Rang
>   Reviewed by:  kib, Anton Rang <rang AT acm.org>
>   Sponsored by: Dell EMC Isilon
>   Differential Revision:        https://reviews.freebsd.org/D19665

Note that this introduced failures in the i386 CI tests, PR 236936.

Investigation is ongoing and taking some time, in part because the
behaviour may be different between an i386 userland in an amd64 jail
versus running on an i386 kernel.