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Commit b690ed70 authored by Lingutla Chandrasekhar's avatar Lingutla Chandrasekhar Committed by Gerrit - the friendly Code Review server
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sched: walt: Improve the scheduler 



This change is for general scheduler improvement.

Change-Id: I752b5518fd72f9c239d3f96e4c3e021a98a75684
Signed-off-by: default avatarLingutla Chandrasekhar <clingutla@codeaurora.org>
parent 83bf913b

kernel/sched/walt.c

+3 −3
Original line number Diff line number Diff line
@@ -1376,7 +1376,7 @@ static void rollover_task_window(struct task_struct *p, bool full_window) 
		p->ravg.curr_window_cpu[i] = 0;

	}



	if (p->ravg.active_time < NEW_TASK_ACTIVE_TIME)

	if (is_new_task(p))

		p->ravg.active_time += p->ravg.last_win_size;

}
@@ -1515,8 +1515,6 @@ static void update_cpu_busy_time(struct task_struct *p, struct rq *rq, 
	if (new_window)

		full_window = (window_start - mark_start) >= window_size;



	new_task = is_new_task(p);



	/*

	 * Handle per-task window rollover. We don't care about the idle

	 * task or exiting tasks.
@@ -1526,6 +1524,8 @@ static void update_cpu_busy_time(struct task_struct *p, struct rq *rq, 
			rollover_task_window(p, full_window);

	}



	new_task = is_new_task(p);



	if (p_is_curr_task && new_window) {

		rollover_cpu_window(rq, full_window);

		rollover_top_tasks(rq, full_window);

kernel/sched/walt.h

+1 −1
Original line number Diff line number Diff line
@@ -194,7 +194,7 @@ scale_load_to_freq(u64 load, unsigned int src_freq, unsigned int dst_freq) 


static inline bool is_new_task(struct task_struct *p)

{

	return p->ravg.active_time <= NEW_TASK_ACTIVE_TIME;

	return p->ravg.active_time < NEW_TASK_ACTIVE_TIME;

}



static inline void clear_top_tasks_table(u8 *table)