From: Park Bumgyu <bumgyu.park@samsung.com>
Date: Thu, 14 Jun 2018 04:20:46 +0000 (+0900)
Subject: sched: ems: support schedtune.boost in wakeup balance.
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ae08bef724f8d5805f0b9626c9032514b3e1a662;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

sched: ems: support schedtune.boost in wakeup balance.

Change-Id: I18938f89a6cf1372c6be96e0d6c769960cd2918c
Signed-off-by: Park Bumgyu <bumgyu.park@samsung.com>
---

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 3a9727019f7c..443b9422abbc 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -417,8 +417,6 @@ struct sched_avg {
 	struct util_est			util_est;
 };
 
-#define ontime_of(p)			(&p->se.ontime)
-
 struct ontime_avg {
 	u64 ontime_migration_time;
 	u64 load_sum;
diff --git a/kernel/sched/ems/core.c b/kernel/sched/ems/core.c
index 762266e71c0b..a293ffe8f212 100644
--- a/kernel/sched/ems/core.c
+++ b/kernel/sched/ems/core.c
@@ -12,6 +12,7 @@
 
 #include "ems.h"
 #include "../sched.h"
+#include "../tune.h"
 
 unsigned long task_util(struct task_struct *p)
 {
@@ -139,6 +140,7 @@ static int select_proper_cpu(struct task_struct *p, int prev_cpu)
 
 			wake_util = cpu_util_wake(i, p);
 			new_util = wake_util + task_util_est(p);
+			new_util = max(new_util, boosted_task_util(p));
 
 			/* skip over-capacity cpu */
 			if (new_util > capacity_orig)
diff --git a/kernel/sched/ems/ems.h b/kernel/sched/ems/ems.h
index f558d3c58cde..5b3a5ae794e8 100644
--- a/kernel/sched/ems/ems.h
+++ b/kernel/sched/ems/ems.h
@@ -39,3 +39,5 @@ extern unsigned long task_util(struct task_struct *p);
 extern int cpu_util_wake(int cpu, struct task_struct *p);
 extern unsigned long task_util_est(struct task_struct *p);
 extern inline unsigned int get_cpu_mips(unsigned int cpu);
+
+extern unsigned long boosted_task_util(struct task_struct *p);
diff --git a/kernel/sched/ems/energy.c b/kernel/sched/ems/energy.c
index 12d59e25e253..ee6a74dfa18e 100644
--- a/kernel/sched/ems/energy.c
+++ b/kernel/sched/ems/energy.c
@@ -79,6 +79,7 @@ static void find_eco_target(struct eco_env *eenv)
 
 		wake_util = cpu_util_wake(cpu, p);
 		new_util = wake_util + task_util_est(p);
+		new_util = max(new_util, boosted_task_util(p));
 
 		/* checking prev cpu is meaningless */
 		if (eenv->prev_cpu == cpu)
diff --git a/kernel/sched/ems/ontime.c b/kernel/sched/ems/ontime.c
index f4092692643b..bb21451a80b8 100644
--- a/kernel/sched/ems/ontime.c
+++ b/kernel/sched/ems/ontime.c
@@ -24,7 +24,7 @@
 #define MIN_CAPACITY_CPU	0
 #define MAX_CAPACITY_CPU	(NR_CPUS - 1)
 
-#define ontime_load_avg(p)	(ontime_of(p)->avg.load_avg)
+#define ontime_of(p)		(&p->se.ontime)
 
 #define cap_scale(v, s)		((v)*(s) >> SCHED_CAPACITY_SHIFT)
 
@@ -71,6 +71,18 @@ static inline struct sched_entity *se_of(struct sched_avg *sa)
 	return container_of(sa, struct sched_entity, avg);
 }
 
+extern long schedtune_margin(unsigned long signal, long boost);
+static inline unsigned long ontime_load_avg(struct task_struct *p)
+{
+	int boost = schedtune_task_boost(p);
+	unsigned long load_avg = ontime_of(p)->avg.load_avg;
+
+	if (boost == 0)
+		return load_avg;
+
+	return load_avg + schedtune_margin(load_avg, boost);
+}
+
 struct ontime_cond *get_current_cond(int cpu)
 {
 	struct ontime_cond *curr;
diff --git a/kernel/sched/ems/st_addon.c b/kernel/sched/ems/st_addon.c
index 7a38172d7ebc..97944e50e47e 100644
--- a/kernel/sched/ems/st_addon.c
+++ b/kernel/sched/ems/st_addon.c
@@ -104,6 +104,7 @@ static int select_idle_cpu(struct task_struct *p)
 
 			wake_util = cpu_util_wake(i, p);
 			new_util = wake_util + task_util_est(p);
+			new_util = max(new_util, boosted_task_util(p));
 
 			trace_ems_prefer_idle(p, task_cpu(p), i, capacity_orig, task_util_est(p),
 							new_util, idle_cpu(i));
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index c2cb290059fc..4b904acecd5a 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -6617,7 +6617,7 @@ static int wake_affine(struct sched_domain *sd, struct task_struct *p,
 #ifdef CONFIG_SCHED_TUNE
 struct reciprocal_value schedtune_spc_rdiv;
 
-static long
+long
 schedtune_margin(unsigned long signal, long boost)
 {
 	long long margin = 0;