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authorHeiko Carstens <heiko.carstens@de.ibm.com>2012-07-13 18:09:04 +0400
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2012-07-17 12:34:30 +0400
commit711d2731d0cc90644a67b179bd78432c15a270f0 (patch)
tree13325661470b5af8dadc9e66bc9ecf11c484aa58
parent0008204ffe85d23382d6fd0f971f3f0fbe70bae2 (diff)
downloadlinux-711d2731d0cc90644a67b179bd78432c15a270f0.tar.xz
s390/idle: reduce size of s390_idle_data structure
Avoid padding in the middle and the end of the data structure by moving nohz_delay member to the beginning. Saves eight byte per cpu. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
-rw-r--r--arch/s390/include/asm/cputime.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h
index 718374de9c7f..4e2bcafd2e3c 100644
--- a/arch/s390/include/asm/cputime.h
+++ b/arch/s390/include/asm/cputime.h
@@ -167,12 +167,12 @@ static inline clock_t cputime64_to_clock_t(cputime64_t cputime)
}
struct s390_idle_data {
+ int nohz_delay;
unsigned int sequence;
unsigned long long idle_count;
unsigned long long idle_enter;
unsigned long long idle_exit;
unsigned long long idle_time;
- int nohz_delay;
};
DECLARE_PER_CPU(struct s390_idle_data, s390_idle);