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-rw-r--r--arch/powerpc/include/asm/hw_irq.h5
-rw-r--r--arch/powerpc/platforms/pseries/processor_idle.c2
2 files changed, 6 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h
index 32b394f3b854..6eb75b80488c 100644
--- a/arch/powerpc/include/asm/hw_irq.h
+++ b/arch/powerpc/include/asm/hw_irq.h
@@ -103,6 +103,11 @@ static inline void hard_irq_disable(void)
/* include/linux/interrupt.h needs hard_irq_disable to be a macro */
#define hard_irq_disable hard_irq_disable
+static inline bool lazy_irq_pending(void)
+{
+ return !!(get_paca()->irq_happened & ~PACA_IRQ_HARD_DIS);
+}
+
/*
* This is called by asynchronous interrupts to conditionally
* re-enable hard interrupts when soft-disabled after having
diff --git a/arch/powerpc/platforms/pseries/processor_idle.c b/arch/powerpc/platforms/pseries/processor_idle.c
index 41a34bc4a9a2..e61483e8e960 100644
--- a/arch/powerpc/platforms/pseries/processor_idle.c
+++ b/arch/powerpc/platforms/pseries/processor_idle.c
@@ -106,7 +106,7 @@ static void check_and_cede_processor(void)
* we first hard disable then check.
*/
hard_irq_disable();
- if (get_paca()->irq_happened == 0)
+ if (!lazy_irq_pending())
cede_processor();
}