IPoIB: Add some likely/unlikely annotations in hot path

[linux-beck.git] / drivers / infiniband / ulp / ipoib / ipoib_ib.c

diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
index 240befdf90dc96e5d84519aa8902fc848e04d7ab..f426a69d9a436cce55addba00be1d1d2cdd7ff30 100644 (file)
--- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
@@ -332,7 +332,7 @@ void ipoib_send(struct net_device *dev, struct sk_buff *skb,
        struct ipoib_tx_buf *tx_req;
        dma_addr_t addr;
 
-       if (skb->len > dev->mtu + INFINIBAND_ALEN) {
+       if (unlikely(skb->len > dev->mtu + INFINIBAND_ALEN)) {
                ipoib_warn(priv, "packet len %d (> %d) too long to send, dropping\n",
                           skb->len, dev->mtu + INFINIBAND_ALEN);
                ++priv->stats.tx_dropped;