diff options
Diffstat (limited to 'include/linux/cpufreq_times.h')
| -rw-r--r-- | include/linux/cpufreq_times.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/include/linux/cpufreq_times.h b/include/linux/cpufreq_times.h new file mode 100644 index 000000000000..3fb38750c853 --- /dev/null +++ b/include/linux/cpufreq_times.h @@ -0,0 +1,40 @@ +/* drivers/cpufreq/cpufreq_times.c + * + * Copyright (C) 2018 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef _LINUX_CPUFREQ_TIMES_H +#define _LINUX_CPUFREQ_TIMES_H + +#include <linux/cpufreq.h> +#include <linux/cputime.h> +#include <linux/pid.h> + +#ifdef CONFIG_CPU_FREQ_TIMES +void cpufreq_task_times_init(struct task_struct *p); +void cpufreq_task_times_exit(struct task_struct *p); +int proc_time_in_state_show(struct seq_file *m, struct pid_namespace *ns, + struct pid *pid, struct task_struct *p); +void cpufreq_acct_update_power(struct task_struct *p, cputime_t cputime); +void cpufreq_times_create_policy(struct cpufreq_policy *policy); +void cpufreq_times_record_transition(struct cpufreq_freqs *freq); +void cpufreq_task_times_remove_uids(uid_t uid_start, uid_t uid_end); +int single_uid_time_in_state_open(struct inode *inode, struct file *file); +#else +static inline void cpufreq_times_create_policy(struct cpufreq_policy *policy) {} +static inline void cpufreq_times_record_transition( + struct cpufreq_freqs *freq) {} +static inline void cpufreq_task_times_remove_uids(uid_t uid_start, + uid_t uid_end) {} +#endif /* CONFIG_CPU_FREQ_TIMES */ +#endif /* _LINUX_CPUFREQ_TIMES_H */ |