CVS commit: src/sys/arch/x86/x86

["Chuck Silvers" <chs%netbsd.org@localhost>]

Module Name:    src
Committed By:   chs
Date:           Sat Feb 11 18:59:41 UTC 2012

Modified Files:
        src/sys/arch/x86/x86: pmap.c

Log Message:
zero out the unused parts of direct-map page-table pages.
these seem to cause problems even though they aren't actually referenced,
probably due to speculative execution.
fixes PR 45892.


To generate a diff of this commit:
cvs rdiff -u -r1.163 -r1.164 src/sys/arch/x86/x86/pmap.c

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