Notable upstream pull request merges:
#15892 -multiple Fast Dedup: Introduce the FDT on-disk format and feature flag
#15893 -multiple Fast Dedup: “flat” DDT entry format
#15895 -multiple Fast Dedup: FDT-log feature
#162396be8bf555 zpool: Provide GUID to zpool-reguid(8) with -g
#16277 -multiple Fast Dedup: prune unique entries
#163165807de90a Fix null ptr deref when renaming a zvol with snaps and snapdev=visible
#1634377a797a38 Enable L2 cache of all (MRU+MFU) metadata but MFU data only
#1644683f359245 FreeBSD: fix build without kernel option MAC
#16449963e6c9f3 Fix incorrect error report on vdev attach/replace
#16505b10992582 spa_prop_get: require caller to supply output nvlist
Obtained from: OpenZFS
OpenZFS commit: b109925820
e2df9bb441