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arm64: Fix compilation error on UP builds

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In file included from ./arch/arm64/include/asm/irq_work.h:4:0,
        from include/linux/irq_work.h:46,
        from include/linux/perf_event.h:49,
        from include/linux/ftrace_event.h:9,
        from include/trace/syscall.h:6,
        from include/linux/syscalls.h:81,
        from init/main.c:18:
./arch/arm64/include/asm/smp.h:24:3:
        error: #error "<asm/smp.h> included in non-SMP build"
 # error "<asm/smp.h> included in non-SMP build"

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Fixes: 3631073659 ("arm64: Tell irq work about self IPI support")
Reported-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Catalin Marinas 2014-10-21 17:01:07 +01:00
parent a24637d5dd
commit ceab3fe694
1 changed files with 11 additions and 0 deletions
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11
arch/arm64/include/asm/irq_work.h
View file

@ -1,6 +1,8 @@
#ifndef __ASM_IRQ_WORK_H
#define __ASM_IRQ_WORK_H
#ifdef CONFIG_SMP
#include <asm/smp.h>
static inline bool arch_irq_work_has_interrupt(void)
@ -8,4 +10,13 @@ static inline bool arch_irq_work_has_interrupt(void)
return !!__smp_cross_call;
}
#else
static inline bool arch_irq_work_has_interrupt(void)
{
return false;
}
#endif
#endif /* __ASM_IRQ_WORK_H */