Re: tasklet quirks

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Octavian Purdila <tavi@xxxxxxxxx> wrote in
news:200706152140.33448.tavi@xxxxxxxxx: 

> On Friday 15 June 2007 20:09, Dan Miller wrote:
>> I was attempting to switch to tasklets for the TX interrupt handlers.
> 
> Is there any special reason for which you need workquues/tasklets?
> AFAIK most network drivers are doing fine without them.

???
I don't understand your question... tasklet or workqueue are used in 
interrupt handlers, to schedule time-consuming tasks for later execution.  
Every network driver that I looked at is doing one or the other...
but I haven't looked at all that many drivers, I'll look at some more.

>> This all looks normal, right??  But when I run it, the computer
>> locks up when tasklet_schedule() is reached!!
>>
> 
> Yep, that looks OK to me.
> 
> You could use sysrq to force a stack dump and maybe get something
> usefull out of it.
> 
> tavi
> 


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