[Midnightbsd-cvs] src: subr_witness.c: add missing spin locks.

[laffer1 at midnightbsd.org]

Log Message:
-----------
add missing spin locks.  witness has to know about them

Modified Files:
--------------
    src/sys/kern:
        subr_witness.c (r1.5 -> r1.6)
        (http://cvsweb.midnightbsd.org/src/sys/kern/subr_witness.c?r1=1.5&r2=1.6)