File zfs-boot-features.patch of Package grub2
--- grub-2.04.o/grub-core/fs/zfs/zfs.c 2020-09-26 09:08:05.496153835 -0700 +++ grub-2.04/grub-core/fs/zfs/zfs.c 2020-09-26 09:10:27.271825700 -0700 @@ -280,6 +280,9 @@ */ #define MAX_SUPPORTED_FEATURE_STRLEN 50 static const char *spa_feature_names[] = { + "com.datto:encryption", + "org.freebsd:zstd_compress", + "com.datto:bookmark_v2", "org.illumos:lz4_compress", "com.delphix:hole_birth", "com.delphix:embedded_data",