AcoSail/kernel_optimize_test
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nfp: flower: move route ack control messages out of the workqueue

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Previously we processed the route ack control messages in the workqueue,
this unnecessarily loads the workqueue. We can deal with these messages
sooner as we know we are going to drop them.

Fixes: 8e6a9046b6 ("nfp: flower vxlan neighbour offload")
Signed-off-by: Pieter Jansen van Vuuren <pieter.jansenvanvuuren@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pieter Jansen van Vuuren 2018-04-11 16:47:37 -07:00 committed by David S. Miller
parent bc05f9bcd8
commit 0b1a989ef5
1 changed files with 3 additions and 3 deletions
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6
drivers/net/ethernet/netronome/nfp/flower/cmsg.c
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@ -258,9 +258,6 @@ nfp_flower_cmsg_process_one_rx(struct nfp_app *app, struct sk_buff *skb)
case NFP_FLOWER_CMSG_TYPE_ACTIVE_TUNS:
nfp_tunnel_keep_alive(app, skb);
break;
case NFP_FLOWER_CMSG_TYPE_TUN_NEIGH:
/* Acks from the NFP that the route is added - ignore. */
break;
default:
nfp_flower_cmsg_warn(app, "Cannot handle invalid repr control type %u\n",
type);
@ -306,6 +303,9 @@ void nfp_flower_cmsg_rx(struct nfp_app *app, struct sk_buff *skb)
nfp_flower_process_mtu_ack(app, skb)) {
/* Handle MTU acks outside wq to prevent RTNL conflict. */
dev_consume_skb_any(skb);
} else if (cmsg_hdr->type == NFP_FLOWER_CMSG_TYPE_TUN_NEIGH) {
/* Acks from the NFP that the route is added - ignore. */
dev_consume_skb_any(skb);
} else {
skb_queue_tail(&priv->cmsg_skbs, skb);
schedule_work(&priv->cmsg_work);