radix tree test suite: track preempt_count

[muen/linux.git] / tools / testing / radix-tree / linux / preempt.h

diff --git a/tools/testing/radix-tree/linux/preempt.h b/tools/testing/radix-tree/linux/preempt.h
index 6210672e3baa5c1d2b01075b5ef68e46be975463..65c04c226965d9a0816f889103f42a24957f3fc8 100644 (file)
--- a/tools/testing/radix-tree/linux/preempt.h
+++ b/tools/testing/radix-tree/linux/preempt.h
@@ -1,4 +1,4 @@
-/* */
+extern int preempt_count;

 
 

-#define preempt_disable() do { } while (0)
-#define preempt_enable() do { } while (0)
+#define preempt_disable()      uatomic_inc(&preempt_count)
+#define preempt_enable()       uatomic_dec(&preempt_count)