Mitchell Horne de2b942280 arm64: validate breakpoint registers
In particular, we want to disallow setting breakpoints on kernel
addresses from userspace. The control register fields are validated or
ignored as appropriate.

Reviewed by:	markj
MFC after:	1 week
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D28560
2021-02-17 12:05:00 -04:00
..
2021-02-10 21:15:50 +01:00