CVS commit: src/sys/arch/aarch64/aarch64

["Nick Hudson" <skrll%netbsd.org@localhost>]

Module Name:    src
Committed By:   skrll
Date:           Sat Jan 15 07:39:04 UTC 2022

Modified Files:
        src/sys/arch/aarch64/aarch64: pmap.c

Log Message:
The translations that need invalidation are always last level so remove
the (dubious) logic around tracking the level.  The "any level" TLB
invalidation maintenance operation are used, but this may change after
further testing.

before
======
1661.0u 420.2s 2:53.82 1197.3% 231+29k 10+33918io 102pf+0w
1646.8u 425.2s 2:52.96 1198.0% 232+29k 1+33937io 49pf+0w
1647.9u 425.7s 2:52.58 1201.6% 232+29k 0+33940io 32pf+0w

After
=====
1602.5u 420.8s 2:49.09 1196.6% 238+30k 24+33893io 54pf+0w
1600.7u 421.3s 2:51.53 1178.8% 238+30k 1+33914io 33pf+0w
1597.5u 424.3s 2:50.46 1186.1% 238+30k 0+33915io 17pf+0w

LGTM from ryo@


To generate a diff of this commit:
cvs rdiff -u -r1.123 -r1.124 src/sys/arch/aarch64/aarch64/pmap.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.