K 10
svn:author
V 5
markj
K 8
svn:date
V 27
2019-09-03T22:26:01.189801Z
K 7
svn:log
V 375
Fix some nits in pmap_page_array_startup().

- Use ptoa() instead of the archaic ctob().
- Use pagezero() to zero a PDP page.
- Remove PA_MIN_ADDRESS, orphaned by r351742.
- Remove unneeded parens and an unnecessary control flow statement.

Reported by:	alc
Reviewed by:	alc, kib
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D21495

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