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-rw-r--r--arch/s390/include/asm/cputime.h2
-rw-r--r--arch/s390/kernel/idle.c5
-rw-r--r--fs/proc/stat.c4
3 files changed, 6 insertions, 5 deletions
diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h
index 221b454c734a..9a944815e913 100644
--- a/arch/s390/include/asm/cputime.h
+++ b/arch/s390/include/asm/cputime.h
@@ -141,7 +141,7 @@ static inline clock_t cputime64_to_clock_t(cputime64_t cputime)
return clock;
}
-cputime64_t arch_cpu_idle_time(int cpu);
+u64 arch_cpu_idle_time(int cpu);
#define arch_idle_time(cpu) arch_cpu_idle_time(cpu)
diff --git a/arch/s390/kernel/idle.c b/arch/s390/kernel/idle.c
index 5c0e08e761c3..d3bf69ef42cf 100644
--- a/arch/s390/kernel/idle.c
+++ b/arch/s390/kernel/idle.c
@@ -84,7 +84,7 @@ static ssize_t show_idle_time(struct device *dev,
}
DEVICE_ATTR(idle_time_us, 0444, show_idle_time, NULL);
-cputime64_t arch_cpu_idle_time(int cpu)
+u64 arch_cpu_idle_time(int cpu)
{
struct s390_idle_data *idle = &per_cpu(s390_idle, cpu);
unsigned long long now, idle_enter, idle_exit;
@@ -96,7 +96,8 @@ cputime64_t arch_cpu_idle_time(int cpu)
idle_enter = ACCESS_ONCE(idle->clock_idle_enter);
idle_exit = ACCESS_ONCE(idle->clock_idle_exit);
} while (read_seqcount_retry(&idle->seqcount, seq));
- return idle_enter ? ((idle_exit ?: now) - idle_enter) : 0;
+
+ return cputime_to_nsecs(idle_enter ? ((idle_exit ?: now) - idle_enter) : 0);
}
void arch_cpu_idle_enter(void)
diff --git a/fs/proc/stat.c b/fs/proc/stat.c
index 44475a44cbf1..e47c3e8c4dfe 100644
--- a/fs/proc/stat.c
+++ b/fs/proc/stat.c
@@ -27,7 +27,7 @@ static u64 get_idle_time(int cpu)
idle = kcpustat_cpu(cpu).cpustat[CPUTIME_IDLE];
if (cpu_online(cpu) && !nr_iowait_cpu(cpu))
- idle += cputime_to_nsecs(arch_idle_time(cpu));
+ idle += arch_idle_time(cpu);
return idle;
}
@@ -37,7 +37,7 @@ static u64 get_iowait_time(int cpu)
iowait = kcpustat_cpu(cpu).cpustat[CPUTIME_IOWAIT];
if (cpu_online(cpu) && nr_iowait_cpu(cpu))
- iowait += cputime_to_nsecs(arch_idle_time(cpu));
+ iowait += arch_idle_time(cpu);
return iowait;
}