This sysctl knob has been added recently, but the documentation has not
been updated.

This knob is used to show the available schedulers choices that are
registered, similar to 'net.ipv4.tcp_available_congestion_control'.

Fixes: 73c900aa3660 ("mptcp: add net.mptcp.available_schedulers")
Reviewed-by: Mat Martineau <martineau@kernel.org>
Signed-off-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
---
 Documentation/networking/mptcp-sysctl.rst | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/networking/mptcp-sysctl.rst b/Documentation/networking/mptcp-sysctl.rst
index 69975ce25a02..102a45e7bfa8 100644
--- a/Documentation/networking/mptcp-sysctl.rst
+++ b/Documentation/networking/mptcp-sysctl.rst
@@ -93,3 +93,7 @@ scheduler - STRING
 	sysctl.
 
 	Default: "default"
+
+available_schedulers - STRING
+	Shows the available schedulers choices that are registered. More packet
+	schedulers may be available, but not loaded.

-- 
2.43.0