Re: NOHZ: local_softirq_pending 08

[Tilman Schmidt <tilman@imap.cc>]

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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

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