Messages in this thread | | | From | Denis Vlasenko <> | Subject | Re: NIC inerrupt | Date | Mon, 19 Apr 2004 15:54:19 +0300 |
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On Monday 19 April 2004 15:46, John Que wrote: > Hello, > > I want to count the number of times I reach an NIC receive > interrupt. > > I added a global static variable of type int , and initialized > it to 0 ; each time I am in the rx_interrupt of the card I incerement > it by one; > I got large , non sensible numbers after one or two seconds; > > So for debug I added printk each time I increment it in rx_interrupt. > > What I see is that there are unreasonable jumps in the number > > for instance , it inceremnts sequntially from 1 to 80,then jums to 4500, > increments a little sequentially to 4580, and the jums again to > 11000 ; > > Is it got to do with it that this is in interrupt? > Any idea what it can be ? > > > (I also tried to declare it as static in the rx_interrupt method > and the same happened)
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