K 10
svn:author
V 3
mjg
K 8
svn:date
V 27
2018-11-29T02:52:08.430001Z
K 7
svn:log
V 310
proc: create a dedicated lock for zombproc to ligthen the load on allproc_lock

waitpid always takes proctree to evaluate the list, but only takes allproc
if it can reap. With this patch allproc is no longer taken, which helps during
poudriere -j 128.

Discussed with: kib
Sponsored by:	The FreeBSD Foundation

END