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-rw-r--r--Documentation/btrfs-convert.asciidoc7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/btrfs-convert.asciidoc b/Documentation/btrfs-convert.asciidoc
index ca3417f4..3ec7d551 100644
--- a/Documentation/btrfs-convert.asciidoc
+++ b/Documentation/btrfs-convert.asciidoc
@@ -83,6 +83,13 @@ rollback to the original ext2/3/4 filesystem if possible
set filesystem label during conversion
-L|--copy-label::
use label from the converted filesystem
+-O|--features <feature1>[,<feature2>...]::
+A list of filesystem features turned on at btrfs-convert time. Not all features
+are supported by old kernels. To disable a feature, prefix it with '^'.
++
+To see all available features that btrfs-convert supports run:
++
++btrfs-convert -O list-all+
-p|--progress::
show progress of conversion, on by default
--no-progress::