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-rw-r--r--Documentation/mkfs.btrfs.asciidoc3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/mkfs.btrfs.asciidoc b/Documentation/mkfs.btrfs.asciidoc
index cfd03ab8..acfd42c0 100644
--- a/Documentation/mkfs.btrfs.asciidoc
+++ b/Documentation/mkfs.btrfs.asciidoc
@@ -166,6 +166,9 @@ root partition created with RAID1/10/5/6 profiles. The mount action can happen
before all block devices are discovered. The waiting is usually done on the
initramfs/initrd systems.
+As of kernel 4.9, RAID5/6 is still considered experimental and shouldn't be
+employed for production use.
+
FILESYSTEM FEATURES
-------------------