net: add missing net_device::xdp_zc_max_segs description

Cited commit under 'Fixes' tag introduced new member to struct
net_device without providing description of it - fix it.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Closes: https://lore.kernel.org/all/20230720141613.61488b9e@canb.auug.org.au/
Fixes: 13ce2daa259a ("xsk: add new netlink attribute dedicated for ZC max frags")
Signed-off-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Tested-by: Simon Horman <simon.horman@corigine.com> # build-tested
Link: https://lore.kernel.org/r/20230721145808.596298-1-maciej.fijalkowski@intel.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 3800d047969842d425d0fde82f8f3f6662835c7a..11652e464f5dfba24eebd5513b406df11620a277 100644 (file)
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2043,6 +2043,8 @@ enum netdev_ml_priv_type {
  *                     receive offload (GRO)
  *     @gro_ipv4_max_size:     Maximum size of aggregated packet in generic
  *                             receive offload (GRO), for IPv4.
+ *     @xdp_zc_max_segs:       Maximum number of segments supported by AF_XDP
+ *                             zero copy driver
  *
  *     @dev_addr_shadow:       Copy of @dev_addr to catch direct writes.
  *     @linkwatch_dev_tracker: refcount tracker used by linkwatch.