Jeff Garzik wrote:
quoted text
> I am being realistic...  it's
> 
> * not needed
> * increases code size
> * increases number of CPU instructions executed
> * not needed

I also wonder if using spin_lock_irqsave() makes moving to a real-time 
kernel with interrupt threads more difficult for that driver.

And of course we're talking about a hot path here.

	Jeff


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