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author | Dan Smith <danms@us.ibm.com> | 2009-03-26 15:24:40 +0100 |
---|---|---|
committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2009-03-26 15:24:25 +0100 |
commit | eaf1b6fbca8d9be87bef2eafaa3f40bffe26ce04 (patch) | |
tree | 13376d104cff8d398be925d060d2f89b760948e5 /arch/s390/include/asm/ptrace.h | |
parent | 1fbc9f46a024535d95c3d5f136901decd86b109e (diff) | |
download | blackbird-op-linux-eaf1b6fbca8d9be87bef2eafaa3f40bffe26ce04.tar.gz blackbird-op-linux-eaf1b6fbca8d9be87bef2eafaa3f40bffe26ce04.zip |
[S390] Expose a constant for the number of words representing the CRs
We need to use this value in the checkpoint/restart code and would like to
have a constant instead of a magic '3'.
Cc: linux-s390@vger.kernel.org
Signed-off-by: Dan Smith <danms@us.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/include/asm/ptrace.h')
-rw-r--r-- | arch/s390/include/asm/ptrace.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h index 8920025c3c02..f1b051630c50 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 */ @@ -334,7 +336,7 @@ struct pt_regs */ typedef struct { - unsigned long cr[3]; + unsigned long cr[NUM_CR_WORDS]; } per_cr_words; #define PER_EM_MASK 0xE8000000UL |