CVS commit: src/sys/uvm

["Andrew Doran" <ad%netbsd.org@localhost>]

Module Name:    src
Committed By:   ad
Date:           Sun Jan 12 17:46:56 UTC 2020

Modified Files:
        src/sys/uvm: uvm_map.c uvm_map.h

Log Message:
- uvm_unmap_remove(): need to call pmap_update() with the object still
  locked, otherwise the page could gain a new identity and still be visible
  via a stale mapping.

- Adjust reference counts with atomics.


To generate a diff of this commit:
cvs rdiff -u -r1.370 -r1.371 src/sys/uvm/uvm_map.c
cvs rdiff -u -r1.76 -r1.77 src/sys/uvm/uvm_map.h

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