When creating a non-sparse volume, zfs create sets a refreservation.
Accordingly, one needs the "refreservation" ability in addition to the
"create" ability in order to create a non-sparse volume.
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reported-by: github.com/homerlinux
Reported-by: Matthew Ahrens <mahrens@delphix.com>
Signed-off-by: Richard Laager <rlaager@wiktel.com>
Closes #8531
Closes #8624
being allowed
clone subcommand Must also have the 'create' ability and
'mount' ability in the origin file system
-create subcommand Must also have the 'mount' ability
+create subcommand Must also have the 'mount' ability.
+ Must also have the 'refreservation' ability to
+ create a non-sparse volume.
destroy subcommand Must also have the 'mount' ability
diff subcommand Allows lookup of paths within a dataset
given an object number, and the ability