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ARM: 8371/1: always select IRQ_WORK on SMP

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Any SMP kernel now requires the irq_work code after
generic_smp_call_function_single_interrupt() started using it,
or we get:

kernel/built-in.o: In function `flush_smp_call_function_queue':
:(.text+0x4dc3a): undefined reference to `irq_work_run'

Fixes: 478850160636c4f ("irq_work: Implement remote queueing")

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Arnd Bergmann 2015-05-26 15:36:58 +01:00 committed by Russell King
parent b787f68c36
commit 0361748f3b
1 changed files with 1 additions and 0 deletions
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arch/arm/Kconfig
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@ -1307,6 +1307,7 @@ config SMP
depends on GENERIC_CLOCKEVENTS
depends on HAVE_SMP
depends on MMU || ARM_MPU
select IRQ_WORK
help
This enables support for systems with more than one CPU. If you have
a system with only one CPU, say N. If you have a system with more