zfs: merge openzfs/zfs@dbda45160

Notable upstream pull request merges:
#15665 9b1677fb5 dmu: Allow buffer fills to fail

Obtained from: OpenZFS
OpenZFS commit: dbda45160ffa43e5ecf0498a609230f1afee7b3f

zfs: merge openzfs/zfs@b3d0568cf

Notable upstream pull request merges:
#9372 Implement a new type of zfs receive: corrective receive (-c)
#13635 Add snapshots_changed as property
#13636 Add support for per dataset zil stats and use wmsum counters
#13643 Fix scrub resume from newly created hole
#13670 Fix memory allocation for the checksum benchmark
#13695 Skip checksum benchmarks on systems with slow cpu
#13711 zpool: fix redundancy check after vdev removal

Obtained from: OpenZFS
OpenZFS commit: b3d0568cfd65458c92f7ab3d7bb709087992628e

zfs: merge OpenZFS master-436ab35a5

- speed up writing to ZFS pools without ZIL devices (aa755b3)
- speed up importing ZFS pools (2d8f72d, a0e0199, cf0977a)
...

MFC after: 2 weeks
Reviewed by: mjg (partial)
Tested by: pho
Differential Revision: https://reviews.freebsd.org/D28677

OpenZFS merge main-gf11b09

- add dRAID support
- fix duplicate close handling
- fix memory leak in prefetch
- fix problem with SIMD benchmarking on FreeBSD boot
...

Initial import from vendor-sys branch of openzfs

zfs: merge openzfs/zfs@b3d0568cf

Notable upstream pull request merges:
#9372 Implement a new type of zfs receive: corrective receive (-c)
#13635 Add snapshots_changed as property
#13636 Add support for per dataset zil stats and use wmsum counters
#13643 Fix scrub resume from newly created hole
#13670 Fix memory allocation for the checksum benchmark
#13695 Skip checksum benchmarks on systems with slow cpu
#13711 zpool: fix redundancy check after vdev removal

Obtained from: OpenZFS
OpenZFS commit: b3d0568cfd65458c92f7ab3d7bb709087992628e

zfs: merge OpenZFS master-436ab35a5

- speed up writing to ZFS pools without ZIL devices (aa755b3)
- speed up importing ZFS pools (2d8f72d, a0e0199, cf0977a)
...

MFC after: 2 weeks
Reviewed by: mjg (partial)
Tested by: pho
Differential Revision: https://reviews.freebsd.org/D28677

OpenZFS merge main-gf11b09

- add dRAID support
- fix duplicate close handling
- fix memory leak in prefetch
- fix problem with SIMD benchmarking on FreeBSD boot
...

Initial import from vendor-sys branch of openzfs

OpenZFS merge main-gf11b09

- add dRAID support
- fix duplicate close handling
- fix memory leak in prefetch
- fix problem with SIMD benchmarking on FreeBSD boot
...