Re: 2.6.15-rt6: network driver disabled interrupts: skge_xmit_frame

[Ingo Molnar <mingo@elte.hu>]

* Fernando Lopez-Lezcano <nando@ccrma.Stanford.EDU> wrote:

> Tons of these messages when I try out the skge network driver under
> 2.6.15-rt6 (instead of the sk98lin driver):
> 
>   network driver disabled interrupts: skge_xmit_frame+0x0/0x330 [skge]
> 
> Any fixes I could try?

could you try the one below ontop of -rt8?

	Ingo

Index: linux-rt.q/drivers/net/skge.c
===================================================================
--- linux-rt.q.orig/drivers/net/skge.c
+++ linux-rt.q/drivers/net/skge.c
@@ -2272,12 +2272,9 @@ static int skge_xmit_frame(struct sk_buf
 	if (!skb)
 		return NETDEV_TX_OK;
 
-	local_irq_save(flags);
-	if (!spin_trylock(&skge->tx_lock)) {
+	if (!spin_trylock_irqsave(&skge->tx_lock))
  		/* Collision - tell upper layer to requeue */
- 		local_irq_restore(flags);
  		return NETDEV_TX_LOCKED;
- 	}
 
 	if (unlikely(skge->tx_avail < skb_shinfo(skb)->nr_frags +1)) {
 		if (!netif_queue_stopped(dev)) {
-
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