mv643xx_eth: be more agressive about RX refill

During OOM, instead of stopping RX refill when the rx desc ring is
not empty, keep trying to refill the ring as long as it is not full
instead.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Acked-by: Dale Farnsworth <dale@farnsworth.org>

diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index 72d3f36ff284695b626ec86e06796ce06df3cdd5..481a2c4ff0cd1efccc851867a0dbf8400aa0cc50 100644 (file)
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -489,7 +489,7 @@ static void rxq_refill(struct rx_queue *rxq)
                skb_reserve(skb, 2);
        }
 
-       if (rxq->rx_desc_count == 0) {
+       if (rxq->rx_desc_count != rxq->rx_ring_size) {
                rxq->rx_oom.expires = jiffies + (HZ / 10);
                add_timer(&rxq->rx_oom);
        }