Messages in this thread Patch in this message |  | | Date | Sun, 11 Oct 2020 17:57:27 -0000 | From | "tip-bot2 for Zhen Lei" <> | Subject | [tip: irq/core] genirq: Add stub for set_handle_irq() when !GENERIC_IRQ_MULTI_HANDLER |
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The following commit has been merged into the irq/core branch of tip:
Commit-ID: ea0c80d1764449acf2f70fdb25aec33800cd0348 Gitweb: https://git.kernel.org/tip/ea0c80d1764449acf2f70fdb25aec33800cd0348 Author: Zhen Lei <thunder.leizhen@huawei.com> AuthorDate: Thu, 24 Sep 2020 15:17:49 +08:00 Committer: Marc Zyngier <maz@kernel.org> CommitterDate: Fri, 25 Sep 2020 16:33:57 +01:00
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 --- include/linux/irq.h | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/include/linux/irq.h b/include/linux/irq.h index 1b7f4df..b167bae 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -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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