diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index 4c0e08685705db8d7f6f871c7360bf7460231225..5f49280779fb0a98c567ec12e2350a634d95eece 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -38,6 +38,7 @@
 #include <linux/irq.h>
 
 #include <asm/ptrace.h>
+#include <asm/irq_regs.h>
 
 /* Whether we react on sysrq keys or just ignore them */
 int sysrq_enabled = 1;