Messages in this thread | | | Date | Thu, 27 Dec 2001 11:36:14 +0100 (CET) | From | Ingo Molnar <> | Subject | Re: softirq question... |
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On Mon, 24 Dec 2001, george anzinger wrote:
> I tried a simple loop till done approach and found some issue in the > keyboard driver where the tasklet was in the queue but disabled. The > handler just reinserted it in the queue and flagged it as ready, thus > looping forever in the boot code. How did you solve this problem?
i've changed the tasklet code so that this loop does not cause problems, by reusing the SCHED bit:
+ * Being able to clear the SCHED bit from 1 to 0 means + * we got the right to handle this tasklet. + * Setting it from 0 to 1 means we can queue it.
Ingo
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