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Diffstat (limited to 'tools/testing/radix-tree/linux/preempt.h')
-rw-r--r--tools/testing/radix-tree/linux/preempt.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/testing/radix-tree/linux/preempt.h b/tools/testing/radix-tree/linux/preempt.h
index 65c04c226965..35c5ac81529f 100644
--- a/tools/testing/radix-tree/linux/preempt.h
+++ b/tools/testing/radix-tree/linux/preempt.h
@@ -1,4 +1,14 @@
+#ifndef __LINUX_PREEMPT_H
+#define __LINUX_PREEMPT_H
+
extern int preempt_count;
#define preempt_disable() uatomic_inc(&preempt_count)
#define preempt_enable() uatomic_dec(&preempt_count)
+
+static inline int in_interrupt(void)
+{
+ return 0;
+}
+
+#endif /* __LINUX_PREEMPT_H */