K 10
svn:author
V 5
markj
K 8
svn:date
V 27
2018-05-21T16:03:51.859615Z
K 7
svn:log
V 271
Don't pass a section cookie to CK for non-preemptible epoch sections.

They're only useful when multiple threads may share an epoch record,
and that can't happen with non-preemptible sections.

Reviewed by:	mmacy
Differential Revision:	https://reviews.freebsd.org/D15507

END