Konstantin Belousov 762138f78f amd64: clear callee-preserved registers on syscall exit.
%r8, %r10, and on non-KPTI configuration %r9 were not restored on fast
return from a syscall.

Reviewed by:	markj
Approved by:	so
Security:	CVE-2019-5595
Sponsored by:	The FreeBSD Foundation
MFC after:	0 minutes
2019-02-05 17:49:27 +00:00
..
2018-03-20 17:58:51 +00:00
2018-12-19 21:57:58 +00:00
2018-03-20 17:58:51 +00:00