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authorCatalin Marinas <catalin.marinas@arm.com>2014-10-21 17:01:07 +0100
committerCatalin Marinas <catalin.marinas@arm.com>2014-10-21 17:01:07 +0100
commitceab3fe69408cb98f437dad3b4b4bb79434370ef (patch)
treec80d33d4b39e661c354e52b8fda8d5d84a596d7a /arch/arm64/include/asm/irq_work.h
parenta24637d5ddc215838776e755970bb199df00a1a5 (diff)
downloadlinux-ceab3fe69408cb98f437dad3b4b4bb79434370ef.tar.bz2
arm64: Fix compilation error on UP builds
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: 3631073659d0 ("arm64: Tell irq work about self IPI support") Reported-by: Guenter Roeck <linux@roeck-us.net> Tested-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'arch/arm64/include/asm/irq_work.h')
-rw-r--r--arch/arm64/include/asm/irq_work.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/irq_work.h b/arch/arm64/include/asm/irq_work.h
index 8e24ef3f7c82..b4f6b19a8a68 100644
--- a/arch/arm64/include/asm/irq_work.h
+++ b/arch/arm64/include/asm/irq_work.h
@@ -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 */