genirq: Let GENERIC_IRQ_IPI select IRQ_DOMAIN_HIERARCHY
[ Upstream commit 151a535171be6ff824a0a3875553ea38570f4c05 ]
kernel/irq/ipi.c otherwise fails to compile if nothing else
selects it.
Fixes: 379b656446
("genirq: Add GENERIC_IRQ_IPI Kconfig symbol")
Reported-by: Pavel Machek <pavel@ucw.cz>
Tested-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20201015101222.GA32747@amd
Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -81,6 +81,7 @@ config IRQ_FASTEOI_HIERARCHY_HANDLERS
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# Generic IRQ IPI support
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config GENERIC_IRQ_IPI
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bool
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select IRQ_DOMAIN_HIERARCHY
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# Generic MSI interrupt support
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config GENERIC_MSI_IRQ
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