netlink: specs: mptcp: add missing 'server-side' attr

This attribute is added with the 'created' and 'established' events, but
the documentation didn't mention it.

The documentation in the UAPI header has been auto-generated by:

  ./tools/net/ynl/ynl-regen.sh

Reviewed-by: Geliang Tang <[email protected]>
Signed-off-by: Matthieu Baerts (NGI0) <[email protected]>
Link: https://patch.msgid.link/20241221-net-mptcp-netlink-specs-pm-doc-fixes-v2-1-e54f2db3f844@kernel.org
Signed-off-by: Jakub Kicinski <[email protected]>

Author: matttbe

Documentation/netlink/specs/mptcp_pm.yaml

@@ -23,15 +23,17 @@ definitions:
      -
       name: created
       doc:
-        token, family, saddr4 | saddr6, daddr4 | daddr6, sport, dport
+        token, family, saddr4 | saddr6, daddr4 | daddr6, sport, dport,
+        server-side
         A new MPTCP connection has been created. It is the good time to
         allocate memory and send ADD_ADDR if needed. Depending on the
         traffic-patterns it can take a long time until the
         MPTCP_EVENT_ESTABLISHED is sent.
      -
       name: established
       doc:
-        token, family, saddr4 | saddr6, daddr4 | daddr6, sport, dport
+        token, family, saddr4 | saddr6, daddr4 | daddr6, sport, dport,
+        server-side
         A MPTCP connection is established (can start new subflows).
      -
       name: closed

include/uapi/linux/mptcp_pm.h

@@ -13,12 +13,13 @@
  * enum mptcp_event_type
  * @MPTCP_EVENT_UNSPEC: unused event
  * @MPTCP_EVENT_CREATED: token, family, saddr4 | saddr6, daddr4 | daddr6,
- *   sport, dport A new MPTCP connection has been created. It is the good time
- *   to allocate memory and send ADD_ADDR if needed. Depending on the
- *   traffic-patterns it can take a long time until the MPTCP_EVENT_ESTABLISHED
- *   is sent.
+ *   sport, dport, server-side A new MPTCP connection has been created. It is
+ *   the good time to allocate memory and send ADD_ADDR if needed. Depending on
+ *   the traffic-patterns it can take a long time until the
+ *   MPTCP_EVENT_ESTABLISHED is sent.
  * @MPTCP_EVENT_ESTABLISHED: token, family, saddr4 | saddr6, daddr4 | daddr6,
- *   sport, dport A MPTCP connection is established (can start new subflows).
+ *   sport, dport, server-side A MPTCP connection is established (can start new
+ *   subflows).
  * @MPTCP_EVENT_CLOSED: token A MPTCP connection has stopped.
  * @MPTCP_EVENT_ANNOUNCED: token, rem_id, family, daddr4 | daddr6 [, dport] A
  *   new address has been announced by the peer.