[linux-audio-dev] Re: low latency 2.2.17 RPMs available (parport causing high latencies ?)

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Subject: [linux-audio-dev] Re: low latency 2.2.17 RPMs available (parport causing high latencies ?)
From: Tim Waugh (twaugh_AT_redhat.com)
Date: Wed Sep 20 2000 - 01:01:29 EEST


On Wed, Sep 20, 2000 at 01:52:59AM +0200, Benno Senoner wrote:

> what do you mean with broken logic ?

I mean that perhaps there is a typo or something causing it not to
schedule even though it should.

> Do I need to do echo "7" >/proc/.... in order to enable IRQs ?

Yes, or use a parameter (see Documentation/parport.txt).

> will this improve the situation in your opinion ?

Not sure. But it will probably change it. :-)

> Interesting,I will try it when Ingo finishes his low latency patches
> for 2.4. Again, in your opinion, do you think that this will help
> to lower latencies ?

DMA? Yes, surely.

Tim.
*/



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