CVSROOT: /cvs Module name: src Changes by: v...@cvs.openbsd.org 2018/05/09 08:42:11
Modified files:
sys/arch/mips64/mips64: pmap.c
Log message:
Avoid locking two vm_pages simultaneously in pmap_enter(). To achieve
that, remove any existing mapping before locking the new vm_page.
This fix prevents a deadlock. Issue pointed out by witness(4).
