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Commit 081579840b4b2421e37bc67e3b089b7ca64ef040

Authored by John Fastabend
Committed by David S. Miller
1 parent 872f24dbc6
Exists in smarc-l5.0.0_1.0.0-ga and in 5 other branches imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga

net: dcb: add CEE notify calls 

This adds code to trigger CEE events when an APP change or setall
command is made from user space. This simplifies user space code
significantly by creating a single interface to listen on that
works with both firmware and userland agents.

And if we end up with multiple agents this keeps every thing in
sync userland agents, firmware agents, and kernel notifier consumers.

For an example agent that listens for these events see:

https://github.com/jrfastab/cgdcbxd

cgdcbxd is a daemon used to monitor DCB netlink events and manage
the net_prio control group sub-system.

Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
Acked-by: Shmulik Ravid <shmulikr@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

Showing 1 changed file with 2 additions and 0 deletions Side-by-side Diff

... ... @@ -704,6 +704,7 @@
704 704  
705 705 ret = dcbnl_reply(err, RTM_SETDCB, DCB_CMD_SAPP, DCB_ATTR_APP,
706 706 pid, seq, flags);
  707 + dcbnl_cee_notify(netdev, RTM_SETDCB, DCB_CMD_SAPP, seq, 0);
707 708 out:
708 709 return ret;
709 710 }
... ... @@ -936,6 +937,7 @@
936 937  
937 938 ret = dcbnl_reply(netdev->dcbnl_ops->setall(netdev), RTM_SETDCB,
938 939 DCB_CMD_SET_ALL, DCB_ATTR_SET_ALL, pid, seq, flags);
  940 + dcbnl_cee_notify(netdev, RTM_SETDCB, DCB_CMD_SET_ALL, seq, 0);
939 941  
940 942 return ret;
941 943 }