CVS commit: src/sys/uvm/pmap

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

Module Name:    src
Committed By:   skrll
Date:           Thu Oct 27 06:49:51 UTC 2022

Modified Files:
        src/sys/uvm/pmap: pmap_segtab.c

Log Message:
In pmap_pte_reserve ensure we're atomically swapping out an invalid entry
otherwise concurrent updates might both think they've updated the entry.


To generate a diff of this commit:
cvs rdiff -u -r1.29 -r1.30 src/sys/uvm/pmap/pmap_segtab.c

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