Messages in this thread Patch in this message | | | Date | Thu, 07 Jul 2022 08:50:05 -0000 | From | "irqchip-bot for Samuel Holland" <> | Subject | [irqchip: irq/irqchip-next] genirq: GENERIC_IRQ_IPI depends on SMP |
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The following commit has been merged into the irq/irqchip-next branch of irqchip:
Commit-ID: 0f5209fee90b4544c58b4278d944425292789967 Gitweb: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms/0f5209fee90b4544c58b4278d944425292789967 Author: Samuel Holland <samuel@sholland.org> AuthorDate: Fri, 01 Jul 2022 15:00:50 -05:00 Committer: Marc Zyngier <maz@kernel.org> CommitterDate: Thu, 07 Jul 2022 09:38:03 +01:00
genirq: GENERIC_IRQ_IPI depends on SMP
The generic IPI code depends on the IRQ affinity mask being allocated and initialized. This will not be the case if SMP is disabled. Fix up the remaining driver that selected GENERIC_IRQ_IPI in a non-SMP config.
Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Samuel Holland <samuel@sholland.org> Signed-off-by: Marc Zyngier <maz@kernel.org> Link: https://lore.kernel.org/r/20220701200056.46555-3-samuel@sholland.org --- drivers/irqchip/Kconfig | 2 +- kernel/irq/Kconfig | 1 + 2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index d26a4ff..5dd98a8 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -177,7 +177,7 @@ config MADERA_IRQ config IRQ_MIPS_CPU bool select GENERIC_IRQ_CHIP - select GENERIC_IRQ_IPI if SYS_SUPPORTS_MULTITHREADING + select GENERIC_IRQ_IPI if SMP && SYS_SUPPORTS_MULTITHREADING select IRQ_DOMAIN select GENERIC_IRQ_EFFECTIVE_AFF_MASK diff --git a/kernel/irq/Kconfig b/kernel/irq/Kconfig index 10929ed..fc760d0 100644 --- a/kernel/irq/Kconfig +++ b/kernel/irq/Kconfig @@ -82,6 +82,7 @@ config IRQ_FASTEOI_HIERARCHY_HANDLERS # Generic IRQ IPI support config GENERIC_IRQ_IPI bool + depends on SMP select IRQ_DOMAIN_HIERARCHY # Generic MSI interrupt support
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