From 9372cacb300df3ee0a8be8a25bea15d16a95c583 Mon Sep 17 00:00:00 2001 From: Padmanabh Ratnakar Date: Thu, 3 Nov 2011 01:49:55 +0000 Subject: [PATCH] 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: Padmanabh Ratnakar Signed-off-by: David S. Miller --- drivers/net/ethernet/emulex/benet/be_main.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 21804972fa2f..30606f5ec0d0 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -1905,6 +1905,8 @@ loop_continue: 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 @@ loop_continue: /* 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; } -- 2.20.1