kern/47286: [request] make device probing verbose when using boot -v

[vwe at FreeBSD.org]

Synopsis: [request] make device probing verbose when using boot -v

State-Changed-From-To: open->analyzed
State-Changed-By: vwe
State-Changed-When: Mon Aug 16 22:12:56 UTC 2010
State-Changed-Why: 
I think what Arun was thinking about (7.5 years ago...) was something like the patch I've made:
http://people.freebsd.org/~vwe/files/patches/pr47286_subr_bus.c.diff
which in bootverbose prints a short message before probing and before attaching the device. 

http://www.freebsd.org/cgi/query-pr.cgi?pr=47286