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Commit 9372cacb authored by Padmanabh Ratnakar's avatar Padmanabh Ratnakar Committed by David S. Miller
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be2net: Prevent CQ full condition for Lancer 



Indicate to HW that the CQ is cleaned up before posting new RX buffers.
This prevents the HW to go into CQ full error condition.

Signed-off-by: default avatarPadmanabh Ratnakar <padmanabh.ratnakar@emulex.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1610c79f

drivers/net/ethernet/emulex/benet/be_main.c

+4 −4
Original line number Diff line number Diff line
@@ -1905,6 +1905,8 @@ static int be_poll_rx(struct napi_struct *napi, int budget) 
		be_rx_stats_update(rxo, rxcp);

	}



	be_cq_notify(adapter, rx_cq->id, false, work_done);



	/* Refill the queue */

	if (work_done && atomic_read(&rxo->q.used) < RX_FRAGS_REFILL_WM)

		be_post_rx_frags(rxo, GFP_ATOMIC);
@@ -1912,10 +1914,8 @@ static int be_poll_rx(struct napi_struct *napi, int budget) 
	/* All consumed */

	if (work_done < budget) {

		napi_complete(napi);

		be_cq_notify(adapter, rx_cq->id, true, work_done);

	} else {

		/* More to be consumed; continue with interrupts disabled */

		be_cq_notify(adapter, rx_cq->id, false, work_done);

		/* Arm CQ */

		be_cq_notify(adapter, rx_cq->id, true, 0);

	}

	return work_done;

}