diff options
Diffstat (limited to 'arch/s390/include/asm/vtime.h')
| -rw-r--r-- | arch/s390/include/asm/vtime.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/s390/include/asm/vtime.h b/arch/s390/include/asm/vtime.h new file mode 100644 index 0000000000..fe17e448c0 --- /dev/null +++ b/arch/s390/include/asm/vtime.h @@ -0,0 +1,21 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _S390_VTIME_H +#define _S390_VTIME_H + +#define __ARCH_HAS_VTIME_TASK_SWITCH + +static inline void update_timer_sys(void) +{ + S390_lowcore.system_timer += S390_lowcore.last_update_timer - S390_lowcore.exit_timer; + S390_lowcore.user_timer += S390_lowcore.exit_timer - S390_lowcore.sys_enter_timer; + S390_lowcore.last_update_timer = S390_lowcore.sys_enter_timer; +} + +static inline void update_timer_mcck(void) +{ + S390_lowcore.system_timer += S390_lowcore.last_update_timer - S390_lowcore.exit_timer; + S390_lowcore.user_timer += S390_lowcore.exit_timer - S390_lowcore.mcck_enter_timer; + S390_lowcore.last_update_timer = S390_lowcore.mcck_enter_timer; +} + +#endif /* _S390_VTIME_H */ |