[PATCH] sched/fair: Remove unnecessary parameter for group_classify

[PATCH] sched/fair: Remove unnecessary parameter for group_classify

[Leo Yan]

Function group_classify() has not used parameter "env", so remove it.
And unify code to always use group_classify() to calculate group's
load type.

Signed-off-by: Leo Yan <leo.yan@linaro.org>
---
 kernel/sched/fair.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index b716e23..66a6c12 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -6229,9 +6229,9 @@ group_is_overloaded(struct lb_env *env, struct sg_lb_stats *sgs)
 	return false;
 }
 
-static enum group_type group_classify(struct lb_env *env,
-		struct sched_group *group,
-		struct sg_lb_stats *sgs)
+static inline enum
+group_type group_classify(struct sched_group *group,
+			  struct sg_lb_stats *sgs)
 {
 	if (sgs->group_no_capacity)
 		return group_overloaded;
@@ -6296,7 +6296,7 @@ static inline void update_sg_lb_stats(struct lb_env *env,
 	sgs->group_weight = group->group_weight;
 
 	sgs->group_no_capacity = group_is_overloaded(env, sgs);
-	sgs->group_type = group_classify(env, group, sgs);
+	sgs->group_type = group_classify(group, sgs);
 }
 
 /**
@@ -6430,7 +6430,7 @@ static inline void update_sd_lb_stats(struct lb_env *env, struct sd_lb_stats *sd
 		    group_has_capacity(env, &sds->local_stat) &&
 		    (sgs->sum_nr_running > 1)) {
 			sgs->group_no_capacity = 1;
-			sgs->group_type = group_overloaded;
+			sgs->group_type = group_classify(sg, sgs);
 		}
 
 		if (update_sd_pick_busiest(env, sds, sg, sgs)) {
-- 
1.9.1

[tip:sched/core] sched/fair: Remove unnecessary parameter for group_classify()

[tip-bot for Leo Yan]

Commit-ID:  79a89f92cbe31ba6bc50caf211a7ac4d97d0f35f
Gitweb:     http://git.kernel.org/tip/79a89f92cbe31ba6bc50caf211a7ac4d97d0f35f
Author:     Leo Yan <leo.yan@linaro.org>
AuthorDate: Tue, 15 Sep 2015 18:56:45 +0800
Committer:  Ingo Molnar <mingo@kernel.org>
CommitDate: Fri, 18 Sep 2015 09:23:16 +0200

sched/fair: Remove unnecessary parameter for group_classify()

The group_classify() function does not use the "env" parameter, so remove it.
Also unify code to always use group_classify() to calculate group's
load type.

Signed-off-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1442314605-14838-1-git-send-email-leo.yan@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 kernel/sched/fair.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 80c62bf..4df37a4 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -6273,9 +6273,9 @@ group_is_overloaded(struct lb_env *env, struct sg_lb_stats *sgs)
 	return false;
 }
 
-static enum group_type group_classify(struct lb_env *env,
-		struct sched_group *group,
-		struct sg_lb_stats *sgs)
+static inline enum
+group_type group_classify(struct sched_group *group,
+			  struct sg_lb_stats *sgs)
 {
 	if (sgs->group_no_capacity)
 		return group_overloaded;
@@ -6340,7 +6340,7 @@ static inline void update_sg_lb_stats(struct lb_env *env,
 	sgs->group_weight = group->group_weight;
 
 	sgs->group_no_capacity = group_is_overloaded(env, sgs);
-	sgs->group_type = group_classify(env, group, sgs);
+	sgs->group_type = group_classify(group, sgs);
 }
 
 /**
@@ -6474,7 +6474,7 @@ static inline void update_sd_lb_stats(struct lb_env *env, struct sd_lb_stats *sd
 		    group_has_capacity(env, &sds->local_stat) &&
 		    (sgs->sum_nr_running > 1)) {
 			sgs->group_no_capacity = 1;
-			sgs->group_type = group_overloaded;
+			sgs->group_type = group_classify(sg, sgs);
 		}
 
 		if (update_sd_pick_busiest(env, sds, sg, sgs)) {