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-rw-r--r--arch/arm64/include/asm/Kbuild1
-rw-r--r--arch/arm64/include/asm/irq_work.h11
-rw-r--r--arch/arm64/include/asm/smp.h2
-rw-r--r--arch/arm64/kernel/smp.c2
4 files changed, 14 insertions, 2 deletions
diff --git a/arch/arm64/include/asm/Kbuild b/arch/arm64/include/asm/Kbuild
index d617789b1ebd..c1968475cc4e 100644
--- a/arch/arm64/include/asm/Kbuild
+++ b/arch/arm64/include/asm/Kbuild
@@ -19,7 +19,6 @@ generic-y += ioctl.h
generic-y += ioctls.h
generic-y += ipcbuf.h
generic-y += irq_regs.h
-generic-y += irq_work.h
generic-y += kdebug.h
generic-y += kmap_types.h
generic-y += kvm_para.h
diff --git a/arch/arm64/include/asm/irq_work.h b/arch/arm64/include/asm/irq_work.h
new file mode 100644
index 000000000000..8e24ef3f7c82
--- /dev/null
+++ b/arch/arm64/include/asm/irq_work.h
@@ -0,0 +1,11 @@
+#ifndef __ASM_IRQ_WORK_H
+#define __ASM_IRQ_WORK_H
+
+#include <asm/smp.h>
+
+static inline bool arch_irq_work_has_interrupt(void)
+{
+ return !!__smp_cross_call;
+}
+
+#endif /* __ASM_IRQ_WORK_H */
diff --git a/arch/arm64/include/asm/smp.h b/arch/arm64/include/asm/smp.h
index a498f2cd2c2a..780f82c827b6 100644
--- a/arch/arm64/include/asm/smp.h
+++ b/arch/arm64/include/asm/smp.h
@@ -48,6 +48,8 @@ extern void smp_init_cpus(void);
*/
extern void set_smp_cross_call(void (*)(const struct cpumask *, unsigned int));
+extern void (*__smp_cross_call)(const struct cpumask *, unsigned int);
+
/*
* Called from the secondary holding pen, this is the secondary CPU entry point.
*/
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index 474339718105..b06d1d90ee8c 100644
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -470,7 +470,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
}
}
-static void (*__smp_cross_call)(const struct cpumask *, unsigned int);
+void (*__smp_cross_call)(const struct cpumask *, unsigned int);
void __init set_smp_cross_call(void (*fn)(const struct cpumask *, unsigned int))
{