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-rw-r--r--man/man7/zpool-features.79
1 files changed, 6 insertions, 3 deletions
diff --git a/man/man7/zpool-features.7 b/man/man7/zpool-features.7
index 8ca4bd927..8456a9aa7 100644
--- a/man/man7/zpool-features.7
+++ b/man/man7/zpool-features.7
@@ -364,9 +364,12 @@ When this feature is enabled ZFS will use block cloning for operations like
Block cloning allows to create multiple references to a single block.
It is much faster than copying the data (as the actual data is neither read nor
written) and takes no additional space.
-Blocks can be cloned across datasets under some conditions (like disabled
-encryption and equal
-.Nm recordsize ) .
+Blocks can be cloned across datasets under some conditions (like equal
+.Nm recordsize ,
+the same master encryption key, etc.).
+ZFS tries its best to clone across datasets including encrypted ones.
+This is limited for various (nontrivial) reasons depending on the OS
+and/or ZFS internals.
.Pp
This feature becomes
.Sy active