Re: [PATCH] airo driver: fix races, oops, etc..

From: Benjamin Herrenschmidt (benh@kernel.crashing.org)
Date: Tue Aug 05 2003 - 04:48:12 EST


On Tue, 2003-08-05 at 10:53, Javier Achirica wrote:
> I've integrated this patch in my code. I've done a major change: Instead
> of using schedule_delayed_work(), I create a new workqueue and use
> queue_work() on that queue. As all tasks sleep in the same lock, I can
> queue them there and make them sleep instead of requeueing them.
>
> I haven't sent them to Jeff yet, as I want to do more testing. If you want
> to help testing them, please tell me.

Well... creating a work queue means you create one thread per CPU, that
sucks a bit don't think ? Maybe using a single thread for the driver
with your own queuing primitives...

Ben.
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