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-rw-r--r--Documentation/btrfs-replace.txt7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/btrfs-replace.txt b/Documentation/btrfs-replace.txt
index 8c5dcc4f..0d3b3185 100644
--- a/Documentation/btrfs-replace.txt
+++ b/Documentation/btrfs-replace.txt
@@ -13,6 +13,12 @@ DESCRIPTION
-----------
'btrfs replace' is used to replace btrfs managed devices with other device.
+Note: this is not currently supported for RAID5/6 profiles and must use the
+device add/delete workaround.
+
+It is recommended to see `btrfs-device`(8) for more details about btrfs device
+management.
+
SUBCOMMAND
----------
'start' [-Bfr] <srcdev>|<devid> <targetdev> <path>::
@@ -74,3 +80,4 @@ further details.
SEE ALSO
--------
`mkfs.btrfs`(8),
+`btrfs-device`(8),