K 10
svn:author
V 3
jhb
K 8
svn:date
V 27
2018-09-06T20:29:40.892717Z
K 7
svn:log
V 425
bhyve: Use MAP_GUARD when mapping guest memory ranges.

Instead of relying on PROT_NONE mappings with MAP_ANON, use MAP_GUARD
to reserve address space around guest memory ranges including the
guard ranges of address space around mappings.

Submitted by:	Shawn Webb
Reviewed by:	araujo
Approved by:	re (rgrimes)
MFC after:	1 month
Sponsored by:	HardendBSD and G2, Inc
Differential Revision:	https://reviews.freebsd.org/D16822

END