mv643xx_eth: get rid of IRQF_SAMPLE_RANDOM

Using IRQF_SAMPLE_RANDOM for the mv643xx_eth interrupt handler
significantly increases interrupt processing overhead, so get rid
of it.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>

diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index ad2ae937443d4383ce4e86ca7b2635029548363c..8c812c3d1b7d7b53c635402d401d5ac5aa1ec4f5 100644 (file)
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -2004,8 +2004,7 @@ static int mv643xx_eth_open(struct net_device *dev)
        rdl(mp, INT_CAUSE_EXT(mp->port_num));
 
        err = request_irq(dev->irq, mv643xx_eth_irq,
-                         IRQF_SHARED | IRQF_SAMPLE_RANDOM,
-                         dev->name, dev);
+                         IRQF_SHARED, dev->name, dev);
        if (err) {
                dev_printk(KERN_ERR, &dev->dev, "can't assign irq\n");
                return -EAGAIN;