K 10
svn:author
V 3
mjg
K 8
svn:date
V 27
2018-05-22T08:27:33.161423Z
K 7
svn:log
V 179
Reduce sdt-related branch-fest in mi_switch.

The code was evaluating flags before resorting to checking if dtrace is
enabled. This was inducing forward jumps in the common case.

END