Re: [PATCH 0/8] tip related: radix tree for spareseirq and logical flat clean up

[Eric W. Biederman]

Jeremy Fitzhardinge <jeremy@xxxxxxxx> writes:

> I don't have the code in front of me, but I think that change should be OK.  Xen just wants to initiate interrupt delivery for a given irq.  At least for x86; I won't make any claims for ia64.

Thanks.

For ia64 the change should be a noop, generic_handle_irq_desc calls
__do_IRQ when needed.

On x86 the big differences are:
- No more stack overflow check.
- Not switching to the irq stack for i386.

Eric
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