Commit ea0c80d1 authored Sep 24, 2020 by Zhen Lei Committed by Marc Zyngier Sep 25, 2020

genirq: Add stub for set_handle_irq() when !GENERIC_IRQ_MULTI_HANDLER



In order to avoid compilation errors when a driver references set_handle_irq(),
but that the architecture doesn't select GENERIC_IRQ_MULTI_HANDLER,
add a stub function that will just WARN_ON_ONCE() if ever used.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
[maz: commit message]
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20200924071754.4509-2-thunder.leizhen@huawei.com

parent f4d51dff

include/linux/irq.h

+6 −0

Original line number	Diff line number	Diff line
		@@ -1252,6 +1252,12 @@ int __init set_handle_irq(void (handle_irq)(struct pt_regs ));
		* top-level IRQ handler.
		*/
		extern void (handle_arch_irq)(struct pt_regs ) __ro_after_init;
		#else
		#define set_handle_irq(handle_irq) \
		do { \
		(void)handle_irq; \
		WARN_ON(1); \
		} while (0)
		#endif

		#endif /* _LINUX_IRQ_H */

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