Re: snd-aoa status update / automatic driver loading
On Thu, 2006-05-25 at 11:42 +0200, Johannes Berg wrote:
> On Thu, 2006-05-25 at 18:00 +1000, Benjamin Herrenschmidt wrote:
>
> > So it's bcm's fault ? Did you do a bit of analysis ? that would be
> > useful...
>
> I kinda assumed the list was lagging again and my brother had already
> posted the solution. Yes, bcm does some measuring stuff that keeps
> interrupts disabled for lots of milliseconds (25 or something). It's
> being fixed.
>
> I still think, however, that we ought to be able to deal with lost
> interrupts.
Oh sure, but it's also useful to have a way to find who are the bast*rds
who are causing big latencies so we can fix them :)
Ben.
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