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irq_work: Define irq_work_single() on !CONFIG_IRQ_WORK too

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Some SMP platforms don't have CONFIG_IRQ_WORK defined, resulting in a link
error at build time.

Define a stub and clean up the prototype definitions.

Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2020-06-02 12:08:39 +02:00
parent 1f8db41505
commit 25de110d14
2 changed files with 2 additions and 2 deletions
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2
kernel/smp.c
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@ -194,8 +194,6 @@ void generic_smp_call_function_single_interrupt(void)
flush_smp_call_function_queue(true);
}
extern void irq_work_single(void *);
/**
* flush_smp_call_function_queue - Flush pending smp-call-function callbacks
*