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Commit 2dff1962 authored by Simon Horman's avatar Simon Horman Committed by David S. Miller
Browse files

nfp: process MTU updates from firmware flower app 



Now that control message processing occurs in a workqueue rather than a BH
handler MTU updates received from the firmware may be safely processed.

Signed-off-by: default avatarSimon Horman <simon.horman@netronome.com>
Reviewed-by: default avatarJakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b985f870

drivers/net/ethernet/netronome/nfp/flower/cmsg.c

+9 −2
Original line number Original line Diff line number Diff line
@@ -150,10 +150,17 @@ nfp_flower_cmsg_portmod_rx(struct nfp_app *app, struct sk_buff *skb) 
		return;

		return;

	}

	}





	if (link)

	if (link) {

		u16 mtu = be16_to_cpu(msg->mtu);



		netif_carrier_on(netdev);

		netif_carrier_on(netdev);

	else



		/* An MTU of 0 from the firmware should be ignored */

		if (mtu)

			dev_set_mtu(netdev, mtu);

	} else {

		netif_carrier_off(netdev);

		netif_carrier_off(netdev);

	}

	rcu_read_unlock();

	rcu_read_unlock();

}

}