Commit 0f5209fe authored by Samuel Holland's avatar Samuel Holland Committed by Marc Zyngier
Browse files

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: default avatarkernel test robot <lkp@intel.com>
Signed-off-by: default avatarSamuel Holland <samuel@sholland.org>
Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220701200056.46555-3-samuel@sholland.org
parent 8190cc57

drivers/irqchip/Kconfig

+1 −1
Original line number Diff line number Diff line
@@ -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

kernel/irq/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -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