CVS commit: src/sys/arch/alpha

["Jason R Thorpe" <thorpej%netbsd.org@localhost>]

Module Name:    src
Committed By:   thorpej
Date:           Mon May 31 17:16:05 UTC 2021

Modified Files:
        src/sys/arch/alpha/alpha: pmap.c
        src/sys/arch/alpha/include: pmap.h

Log Message:
After a comment by joerg@, go back to using a dedicated field for the
PT page reference count, but add an XXX comment stating the desire to
find a safely-unused field in the vm_page structure when pages are in-
use as PT pages, so that we can save the 8 bytes per page needed for
this.


To generate a diff of this commit:
cvs rdiff -u -r1.292 -r1.293 src/sys/arch/alpha/alpha/pmap.c
cvs rdiff -u -r1.96 -r1.97 src/sys/arch/alpha/include/pmap.h

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