um: get rid of kern_constants.h

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
diff --git a/arch/um/include/shared/task.h b/arch/um/include/shared/task.h
index 3fe726b..3db6b58 100644
--- a/arch/um/include/shared/task.h
+++ b/arch/um/include/shared/task.h
@@ -1,7 +1,7 @@
 #ifndef __TASK_H
 #define __TASK_H
 
-#include <kern_constants.h>
+#include <generated/asm-offsets.h>
 
 #define TASK_REGS(task) ((struct uml_pt_regs *) &(((char *) (task))[HOST_TASK_REGS]))
 #define TASK_PID(task) *((int *) &(((char *) (task))[HOST_TASK_PID]))