Re: workqueue thing

From: Tejun Heo
Date: Mon Dec 21 2009 - 08:23:34 EST


On 12/21/2009 08:11 PM, Arjan van de Ven wrote:
> I don't mind a good and clean design; and for sure sharing thread
> pools into one pool is really good. But if I have to choose between
> a complex "how to deal with deadlocks" algorithm, versus just
> running some more threads in the pool, I'll pick the later.

The deadlock avoidance algorithm is pretty simple. It creates a new
worker when everything is blocked. If the attempt to create a new
worker blocks, it calls in dedicated workers to ensure allocation path
is not blocked. It's not that complex.


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