K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2016-09-26T17:22:44.438542Z
K 7
svn:log
V 247
For machines which support PCID but not have INVPCID instruction,
i.e. SandyBridge and IvyBridge, correct a race between pmap_activate()
and invltlb_pcid_handler().

Reported by and tested by:	Slawa Olhovchenkov <slw@zxy.spb.ru>
MFC after:	1 week

END