1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/acpi/system.c b/drivers/acpi/system.c
index 9c61ab2177cf..d11282975f35 100644
--- a/drivers/acpi/system.c
+++ b/drivers/acpi/system.c
@@ -31,6 +31,8 @@
 
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 #define _COMPONENT              ACPI_SYSTEM_COMPONENT
 ACPI_MODULE_NAME("system");