Expand the FreeBSD spl for kstats to support all current types
Move the dataset_kstats_t back to zvol_state_t from zfs_state_os_t
now that it is common once again
```
kstat.zfs/mypool.dataset.objset-0x10b.nunlinked: 0
kstat.zfs/mypool.dataset.objset-0x10b.nunlinks: 0
kstat.zfs/mypool.dataset.objset-0x10b.nread: 150528
kstat.zfs/mypool.dataset.objset-0x10b.reads: 48
kstat.zfs/mypool.dataset.objset-0x10b.nwritten: 134217728
kstat.zfs/mypool.dataset.objset-0x10b.writes: 1024
kstat.zfs/mypool.dataset.objset-0x10b.dataset_name: mypool/datasetname
```
Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Reviewed by: Sean Eric Fagan <sef@ixsystems.com>
Reviewed-by: Serapheim Dimitropoulos <serapheim@delphix.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Allan Jude <allan@klarasystems.com>
Closes#10386
Add the FreeBSD platform code to the OpenZFS repository. As of this
commit the source can be compiled and tested on FreeBSD 11 and 12.
Subsequent commits are now required to compile on FreeBSD and Linux.
Additionally, they must pass the ZFS Test Suite on FreeBSD which is
being run by the CI. As of this commit 1230 tests pass on FreeBSD
and there are no unexpected failures.
Reviewed-by: Sean Eric Fagan <sef@ixsystems.com>
Reviewed-by: Jorgen Lundman <lundman@lundman.net>
Reviewed-by: Richard Laager <rlaager@wiktel.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Co-authored-by: Ryan Moeller <ryan@iXsystems.com>
Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
Signed-off-by: Ryan Moeller <ryan@iXsystems.com>
Closes#898Closes#8987
