linux-sg2042/include/asm-s390/cpu.h

34 lines
645 B
C

/*
* 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 int in_idle;
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 s390_idle_leave(void);
static inline void s390_idle_check(void)
{
if ((&__get_cpu_var(s390_idle))->in_idle)
s390_idle_leave();
}
#endif /* _ASM_S390_CPU_H_ */