/* | |
* include/asm-s390/cpu.h | |
* | |
* Copyright IBM Corp. 2007 | |
* Author(s): Heiko Carstens <heiko.carstens@de.ibm.com> | |
*/ | |
#ifndef _ASM_S390_CPU_H_ | |
#define _ASM_S390_CPU_H_ | |
#include <linux/types.h> | |
#include <linux/percpu.h> | |
#include <linux/spinlock.h> | |
struct s390_idle_data { | |
spinlock_t lock; | |
unsigned long long idle_count; | |
unsigned long long idle_enter; | |
unsigned long long idle_time; | |
}; | |
DECLARE_PER_CPU(struct s390_idle_data, s390_idle); | |
void vtime_start_cpu(void); | |
static inline void s390_idle_check(void) | |
{ | |
if ((&__get_cpu_var(s390_idle))->idle_enter != 0ULL) | |
vtime_start_cpu(); | |
} | |
#endif /* _ASM_S390_CPU_H_ */ |