Convert asm/semaphore.h users to linux/semaphore.h

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
diff --git a/include/linux/device.h b/include/linux/device.h
index 2258d89..c79b93e 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -20,7 +20,7 @@
 #include <linux/types.h>
 #include <linux/module.h>
 #include <linux/pm.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
 #include <asm/atomic.h>
 #include <asm/device.h>