| /* |
| * 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_ */ |