kern/126972: [boot] kernel fails to load with a big mfs image

[linimon at FreeBSD.org]

Old Synopsis: [unionfs] kernel fails to load with a big mfs image
New Synopsis: [boot] kernel fails to load with a big mfs image

Responsible-Changed-From-To: daichi->freebsd-bugs
Responsible-Changed-By: linimon
Responsible-Changed-When: Sat Aug 30 20:02:58 UTC 2008
Responsible-Changed-Why: 
A later email from the submitter confirms that this PR has nothing to
do with unionfs.

http://www.freebsd.org/cgi/query-pr.cgi?pr=126972