1 files changed, 4 insertions, 2 deletions

diff --git a/arch/s390/kernel/head_kdump.S b/arch/s390/kernel/head_kdump.S
index 796c976b5fdc..acaaaf4b7055 100644
--- a/arch/s390/kernel/head_kdump.S
+++ b/arch/s390/kernel/head_kdump.S
@@ -5,6 +5,8 @@
  * Author(s): Michael Holzheu <holzheu@linux.vnet.ibm.com>
  */
 
+#include <asm/sigp.h>
+
 #define DATAMOVER_ADDR  0x4000
 #define COPY_PAGE_ADDR  0x6000
 
@@ -19,7 +21,7 @@
 .align 2
 .Lep_startup_kdump:
         lhi     %r1,2                           # mode 2 = esame (dump)
-        sigp    %r1,%r0,0x12                    # Switch to esame mode
+        sigp    %r1,%r0,SIGP_SET_ARCHITECTURE   # Switch to esame mode
         sam64                                   # Switch to 64 bit addressing
         basr    %r13,0
 .Lbase:
@@ -88,7 +90,7 @@ startup_kdump_relocated:
         sam31                                   # Switch to 31 bit addr mode
         sr      %r1,%r1                         # Erase register r1
         sr      %r2,%r2                         # Erase register r2
-        sigp    %r1,%r2,0x12                    # Switch to 31 bit arch mode
+        sigp    %r1,%r2,SIGP_SET_ARCHITECTURE   # Switch to 31 bit arch mode
         lpsw    0                               # Start new kernel...
 .align  8
 .Lrestart_psw: