Konstantin Belousov 15964f1cb3 amd64 pmap: preset A and M bits for pmap_qenter() and pmap_kenter() mappings
This removes one or two atomic update of the pte on access. Also it
makes the pte constant during its lifecycle.

Reviewed by:	alc, markj
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D33778
2022-01-08 06:34:18 +02:00
..
2022-01-05 14:19:34 -07:00