K 10
svn:author
V 3
jch
K 8
svn:date
V 27
2015-08-27T08:15:32.579987Z
K 7
svn:log
V 284
In callout_stop(), if a callout is both pending and currently
being serviced return 0 (fail) but it is applicable only
mpsafe callouts.  Thanks to hselasky for finding this.

Differential Revision:	https://reviews.freebsd.org/D3078 (Updated)
Submitted by:		hselasky
Reviewed by:		jch

END