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-rw-r--r--include/asm-x86_64/i8253.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/asm-x86_64/i8253.h b/include/asm-x86_64/i8253.h
new file mode 100644
index 00000000000..015d8df0769
--- /dev/null
+++ b/include/asm-x86_64/i8253.h
@@ -0,0 +1,6 @@
+#ifndef __ASM_I8253_H__
+#define __ASM_I8253_H__
+
+extern spinlock_t i8253_lock;
+
+#endif /* __ASM_I8253_H__ */