Re: [PATCH] tweak spin logic for hpilo

From: Alan Cox
Date: Tue Mar 10 2009 - 19:56:50 EST


> You're using udelay, which is a spin loop. Nothing else can happen on
> that CPU while it's delaying anyway.

However if your polling is doing I/O its clogging up the I/O busses (and
quite often the bridge)
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