K 10
svn:author
V 7
oshogbo
K 8
svn:date
V 27
2019-01-26T13:53:00.941876Z
K 7
svn:log
V 211
zfs: allow to change cache flush sysctl

There is no reason for this variable to be tunable.
This variable is used as a barrier in few places.

Discussed with:	pjd
MFC after:	2 weeks
Sponsored by:	Fudo Security

END