AcoSail/kernel_optimize_test
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axnet_cs: use spin_lock_irqsave instead of spin_lock + disable_irq

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Signed-off-by: Komuro <komurojun-mbn@nifty.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Komuro 2007-11-11 11:04:36 +09:00 committed by David S. Miller
parent 2eab17ab88
commit bd5a934620
1 changed files with 5 additions and 11 deletions
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16
drivers/net/pcmcia/axnet_cs.c
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@ -1040,15 +1040,13 @@ void ei_tx_timeout(struct net_device *dev)
/* Ugly but a reset can be slow, yet must be protected */
disable_irq_nosync(dev->irq);
spin_lock(&ei_local->page_lock);
spin_lock_irqsave(&ei_local->page_lock, flags);
/* Try to restart the card. Perhaps the user has fixed something. */
ei_reset_8390(dev);
AX88190_init(dev, 1);
spin_unlock(&ei_local->page_lock);
enable_irq(dev->irq);
spin_unlock_irqrestore(&ei_local->page_lock, flags);
netif_wake_queue(dev);
}
@ -1085,9 +1083,7 @@ static int ei_start_xmit(struct sk_buff *skb, struct net_device *dev)
* Slow phase with lock held.
*/
disable_irq_nosync(dev->irq);
spin_lock(&ei_local->page_lock);
spin_lock_irqsave(&ei_local->page_lock, flags);
ei_local->irqlock = 1;
@ -1125,8 +1121,7 @@ static int ei_start_xmit(struct sk_buff *skb, struct net_device *dev)
ei_local->irqlock = 0;
netif_stop_queue(dev);
outb_p(ENISR_ALL, e8390_base + EN0_IMR);
spin_unlock(&ei_local->page_lock);
enable_irq(dev->irq);
spin_unlock_irqrestore(&ei_local->page_lock, flags);
ei_local->stat.tx_errors++;
return 1;
}
@ -1172,8 +1167,7 @@ static int ei_start_xmit(struct sk_buff *skb, struct net_device *dev)
ei_local->irqlock = 0;
outb_p(ENISR_ALL, e8390_base + EN0_IMR);
spin_unlock(&ei_local->page_lock);
enable_irq(dev->irq);
spin_unlock_irqrestore(&ei_local->page_lock, flags);
dev_kfree_skb (skb);
ei_local->stat.tx_bytes += send_length;