We need to use this value in the checkpoint/restart code and would like to
have a constant instead of a magic '3'.

Signed-off-by: Dan Smith <[email protected]>
Cc: [email protected]
---
 arch/s390/include/asm/ptrace.h   |    2 ++
 arch/s390/kernel/compat_ptrace.h |    3 ++-
 2 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h
index 5396f9f..d5b0781 100644
--- a/arch/s390/include/asm/ptrace.h
+++ b/arch/s390/include/asm/ptrace.h
@@ -172,6 +172,8 @@
 #define NUM_CRS                16
 #define NUM_ACRS       16
 
+#define NUM_CR_WORDS   3
+
 #define FPR_SIZE       8
 #define FPC_SIZE       4
 #define FPC_PAD_SIZE   4 /* gcc insists on aligning the fpregs */
diff --git a/arch/s390/kernel/compat_ptrace.h b/arch/s390/kernel/compat_ptrace.h
index a2be3a9..123dd66 100644
--- a/arch/s390/kernel/compat_ptrace.h
+++ b/arch/s390/kernel/compat_ptrace.h
@@ -1,10 +1,11 @@
 #ifndef _PTRACE32_H
 #define _PTRACE32_H
 
+#include <asm/ptrace.h>    /* needed for NUM_CR_WORDS */
 #include "compat_linux.h"  /* needed for psw_compat_t */
 
 typedef struct {
-       __u32 cr[3];
+       __u32 cr[NUM_CR_WORDS];
 } per_cr_words32;
 
 typedef struct {
-- 
1.6.1

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