ppc64: add in_atomic

587f0576 · Anton Blanchard · 74f42faf · 587f0576
Commit 587f0576 authored Sep 14, 2002 by Anton Blanchard
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include/asm-ppc64/hardirq.h include/asm-ppc64/hardirq.h +2 -0

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--- a/include/asm-ppc64/hardirq.h
+++ b/include/asm-ppc64/hardirq.h
@@ -82,8 +82,10 @@ typedef struct {
 #define irq_enter()		(preempt_count() += HARDIRQ_OFFSET)

 #if CONFIG_PREEMPT
+# define in_atomic()	(preempt_count() != kernel_locked())
 # define IRQ_EXIT_OFFSET (HARDIRQ_OFFSET-1)
 #else
+# define in_atomic()	(preempt_count() != 0)
 # define IRQ_EXIT_OFFSET HARDIRQ_OFFSET
 #endif
 #define irq_exit()							\