K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2018-07-05T16:38:54.928556Z
K 7
svn:log
V 295
In x86 pmap_extract_and_hold(), there is no need to recalculate the
physical address, which is readily available after sucessfull
vm_page_pa_tryrelock().

Noted and reviewed by:	alc
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D16085

END