Re: [ANNOUNCE] 2.6.15-rc5-hrt2 - hrtimers based high resolutionpatches

From: Steven Rostedt
Date: Wed Dec 14 2005 - 09:00:51 EST



On Wed, 14 Dec 2005, Thomas Gleixner wrote:

> >
> > So the fix to this, in the case of preempting the softirq, that we need
> > to introduce some wait queue that will allow processes to wait for the
> > softirq to finish, and then the softirq will wake up all the processes.
>
> We had the waitqueue in the ktimer based -rt patches and did not add it
> back.
>

Actually, to save on the memory, I was thinking of a general purpose wait
queue, that is either one for all softirqs, or one for each particular
softirq, that the softirq handler would wakeup when finished.

Thoughts?

-- Steve
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