Alan Cox e41fde3ed7 On a failed fcmpset don't pointlessly repeat tests
In a few places, on a failed compare-and-set, both the amd64 pmap and
the arm64 pmap repeat tests on bits that won't change state while the
pmap is locked.  Eliminate some of these unnecessary tests.

Reviewed by:	andrew, kib, markj
MFC after:	1 week
Differential Revision:	https://reviews.freebsd.org/D31014
2021-07-05 21:07:40 -05:00
..
2021-07-01 18:46:38 +02:00