> On Feb 3, 2017, at 04:20, Konstantin Belousov wrote:
>
> Author: kib
> Date: Fri Feb 3 12:20:44 2017
> New Revision: 313150
> URL: https://svnweb.freebsd.org/changeset/base/313150
>
> Log:
> MFC r289894:
> CLFLUSH does not need barriers, the instruction is ordered WRT
Author: kib
Date: Fri Feb 3 12:20:44 2017
New Revision: 313150
URL: https://svnweb.freebsd.org/changeset/base/313150
Log:
MFC r289894:
CLFLUSH does not need barriers, the instruction is ordered WRT other writes.
Use CLFLUSHOPT when available.
MFC r312555:
Use SFENCE for ordering