Re: [PATCH] x86/x86_64: warn of -EBUSY returns from __assign_irq_vector()

From: Eric W. Biederman
Date: Mon Jun 08 2009 - 14:31:47 EST

Gary Hade <garyhade@xxxxxxxxxx> writes:

> Impact: helps expose unexpected issues
> Since we have seen one case where an unexpected -EBUSY
> return from __assign_irq_vector() was included in the
> series of events that caused a serious problem
> re:
> we should warn to help expose similar unexpected issues
> in the future.
> Signed-off-by: Gary Hade <garyhade@xxxxxxxxxx>

Gary again can you make the case that this is not a problem
with fixup_irqs?

Changing the rest of the code to match the always broken
assumptions in fixup_irqs is the tail wagging the dog.

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