Messages in this thread | | | Date | Fri, 29 Jun 2007 20:21:44 +0400 | From | Alexey Kuznetsov <> | Subject | Re: [RFC PATCH 0/6] Convert all tasklets to workqueues |
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Hello!
> If I understand correctly, this is because tasklet_head.list is protected > by local_irq_save(), and t could be scheduled on another CPU, so we just > can't steal it, yes?
Yes. All that code is written to avoid synchronization as much as possible.
> If we use worqueues, we can change the semantics of tasklet_kill() so > that it really cancels an already scheduled tasklet. > > The question is: would it be the wrong/good change?
If it does not add another usec to tasklet_schedule(), it would be good.
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