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Date:	Sun, 29 Jul 2007 23:03:54 +0200
From:	Krzysztof Halasa <>
To:	David Miller <>
Subject: Re: netdevice queueing / sendmsg issue?

David Miller <> writes:

> Software interrupts might be getting lost, dev_kfree_skb_irq() has to
> queue the kfree_skb() to soft IRQ.
> Therefore, dev_kfree_skb_irq() will only work properly from hardware
> interrupt context, where we will return and thus run the scheduled
> software interrupt.
> So some things to check out are whether the driver is invoking
> dev_kfree_skb_irq() in the right context, whether ARM might have some
> software interrupt processing preculiarity, etc.

I see. I call dev_kfree_skb_irq() from hardware IRQ handler, so
the main suspect is soft IRQ processing. Should be easy now.

Krzysztof Halasa
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