Re: NOHZ: local_softirq_pending 08

Tilman Schmidt
2009-10-23T14:27:10Z

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Johannes Berg schrieb:
> On Fri, 2009-10-23 at 01:37 +0200, Tilman Schmidt wrote:
>
>> --- a/drivers/isdn/i4l/isdn_ppp.c
>> +++ b/drivers/isdn/i4l/isdn_ppp.c
>> @@ -1174,7 +1174,10 @@ isdn_ppp_push_higher(isdn_net_dev * net_dev, isdn_net_local * lp, struct sk_buff
>> #endif /* CONFIG_IPPP_FILTER */
>> skb->dev = dev;
>> skb_reset_mac_header(skb);
>> - netif_rx(skb);
>> + if (in_interrupt())
>> + netif_rx(skb);
>> + else
>> + netif_rx_ni(skb);
>
> So you've verified that the entire i4l stack can cope with being called
> twice on the same CPU, from different contexts?

What makes you think so?
Better yet, what do you propose?

Thanks,
Tilman

- --
Tilman Schmidt E-Mail: tilman@imap.cc
Bonn, Germany
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