diff options
| author | Linux Build Service Account <lnxbuild@localhost> | 2016-10-19 11:18:06 -0700 |
|---|---|---|
| committer | Gerrit - the friendly Code Review server <code-review@localhost> | 2016-10-19 11:18:06 -0700 |
| commit | 268d4e5d6811053f184ab6ac57938321bf37301f (patch) | |
| tree | d3a16580c6172755634222b3b15ca54806fdac54 /include/linux | |
| parent | 7f33bef948904be77af2f8858b1ef34fac5ea097 (diff) | |
| parent | dc09dd60a03e083c8e9ed2a971e1fda6f1a36309 (diff) | |
Merge "sched: Optimize the next top task search logic upon task migration"
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/sched.h | 15 | ||||
| -rw-r--r-- | include/linux/types.h | 3 |
2 files changed, 13 insertions, 5 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index a395d8a9ff73..06acefeffd4c 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -356,7 +356,7 @@ extern int lockdep_tasklist_lock_is_held(void); extern void sched_init(void); extern void sched_init_smp(void); extern asmlinkage void schedule_tail(struct task_struct *prev); -extern void init_idle(struct task_struct *idle, int cpu); +extern void init_idle(struct task_struct *idle, int cpu, bool hotplug); extern void init_idle_bootup_task(struct task_struct *idle); extern cpumask_var_t cpu_isolated_map; @@ -1332,11 +1332,15 @@ struct ravg { * sysctl_sched_ravg_hist_size windows. 'demand' could drive frequency * demand for tasks. * - * 'curr_window' represents task's contribution to cpu busy time - * statistics (rq->curr_runnable_sum) in current window + * 'curr_window_cpu' represents task's contribution to cpu busy time on + * various CPUs in the current window * - * 'prev_window' represents task's contribution to cpu busy time - * statistics (rq->prev_runnable_sum) in previous window + * 'prev_window_cpu' represents task's contribution to cpu busy time on + * various CPUs in the previous window + * + * 'curr_window' represents the sum of all entries in curr_window_cpu + * + * 'prev_window' represents the sum of all entries in prev_window_cpu * * 'pred_demand' represents task's current predicted cpu busy time * @@ -1346,6 +1350,7 @@ struct ravg { u64 mark_start; u32 sum, demand; u32 sum_history[RAVG_HIST_SIZE_MAX]; + u32 *curr_window_cpu, *prev_window_cpu; u32 curr_window, prev_window; u16 active_windows; u32 pred_demand; diff --git a/include/linux/types.h b/include/linux/types.h index 70dd3dfde631..9f2d2f46b459 100644 --- a/include/linux/types.h +++ b/include/linux/types.h @@ -9,6 +9,9 @@ #define DECLARE_BITMAP(name,bits) \ unsigned long name[BITS_TO_LONGS(bits)] +#define DECLARE_BITMAP_ARRAY(name,nr,bits) \ + unsigned long name[nr][BITS_TO_LONGS(bits)] + typedef __u32 __kernel_dev_t; typedef __kernel_fd_set fd_set; |