openvswitch: update kdoc OVS_DP_ATTR_PER_CPU_PIDS

Signed-off-by: NMark Gray <mark.d.gray@redhat.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/uapi/linux/openvswitch.h

@@ -70,7 +70,7 @@ enum ovs_datapath_cmd {
  * set on the datapath port (for OVS_ACTION_ATTR_MISS).  Only valid on
  * %OVS_DP_CMD_NEW requests. A value of zero indicates that upcalls should
  * not be sent.
- * OVS_DP_ATTR_PER_CPU_PIDS: Per-cpu array of PIDs for upcalls when
+ * @OVS_DP_ATTR_PER_CPU_PIDS: Per-cpu array of PIDs for upcalls when
  * OVS_DP_F_DISPATCH_UPCALL_PER_CPU feature is set.
  * @OVS_DP_ATTR_STATS: Statistics about packets that have passed through the
  * datapath.  Always present in notifications.