1 files changed, 2 insertions, 0 deletions

diff --git a/include/asm-s390/ptrace.h b/include/asm-s390/ptrace.h
index fc7c96edc697..a949cc077cc7 100644
--- a/include/asm-s390/ptrace.h
+++ b/include/asm-s390/ptrace.h
@@ -468,6 +468,8 @@ struct user_regs_struct
 };
 
 #ifdef __KERNEL__
+#define __ARCH_SYS_PTRACE       1
+
 #define user_mode(regs) (((regs)->psw.mask & PSW_MASK_PSTATE) != 0)
 #define instruction_pointer(regs) ((regs)->psw.addr & PSW_ADDR_INSN)
 #define profile_pc(regs) instruction_pointer(regs)