genirq: Add fasteoi IPI flow

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For irqchips using the fasteoi flow, IPIs are a bit special.
They need to be EOI'd early (before calling the handler), as
funny things may happen in the handler (they do not necessarily
behave like a normal interrupt).

Reviewed-by: Valentin Schneider <valentin.schneider@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>

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Marc Zyngier 2020-05-19 10:41:00 +01:00

parent f4d51dffc6

commit c5e5ec033c

2 changed files with 28 additions and 0 deletions

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1

include/linux/irq.h

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27

kernel/irq/chip.c

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