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Commit fe6101d4 authored by Abhijeet Dharmapurikar's avatar Abhijeet Dharmapurikar Committed by Pavankumar Kondeti
Browse files

sched/tune: remove disabling sched_boost per cgroup 



The current code support enabling/disabling sched boost per cgroup. This
is not used. Remove it. This also makes it unnecessary to track the
backup of enabled, remove it too.

Change-Id: I1af1bc9116a21e8921742a8aac6e9b8568e4de3c
Signed-off-by: default avatarAbhijeet Dharmapurikar <adharmap@codeaurora.org>
parent 64d9f429

kernel/sched/tune.c

+1 −34
Original line number Diff line number Diff line
@@ -43,12 +43,6 @@ struct schedtune { 
	 */

	bool sched_boost_enabled;



	/*

	 * This tracks the default value of sched_boost_enabled and is used

	 * restore the value following any temporary changes to that flag.

	 */

	bool sched_boost_enabled_backup;



	/*

	 * Controls whether tasks of this cgroup should be colocated with each

	 * other and tasks of other cgroups that have the same flag turned on.
@@ -94,7 +88,6 @@ root_schedtune = { 
#ifdef CONFIG_SCHED_WALT

	.sched_boost_no_override = false,

	.sched_boost_enabled = true,

	.sched_boost_enabled_backup = true,

	.colocate = false,

	.colocate_update_disabled = false,

#endif
@@ -153,7 +146,6 @@ static inline void init_sched_boost(struct schedtune *st) 
{

	st->sched_boost_no_override = false;

	st->sched_boost_enabled = true;

	st->sched_boost_enabled_backup = st->sched_boost_enabled;

	st->colocate = false;

	st->colocate_update_disabled = false;

}
@@ -186,8 +178,7 @@ void restore_cgroup_boost_settings(void) 
		if (!allocated_group[i])

			break;



		allocated_group[i]->sched_boost_enabled =

			allocated_group[i]->sched_boost_enabled_backup;

		allocated_group[i]->sched_boost_enabled = true;

	}

}
@@ -461,25 +452,6 @@ int schedtune_can_attach(struct cgroup_taskset *tset) 
}



#ifdef CONFIG_SCHED_WALT

static u64 sched_boost_enabled_read(struct cgroup_subsys_state *css,

			struct cftype *cft)

{

	struct schedtune *st = css_st(css);



	return st->sched_boost_enabled;

}



static int sched_boost_enabled_write(struct cgroup_subsys_state *css,

			struct cftype *cft, u64 enable)

{

	struct schedtune *st = css_st(css);



	st->sched_boost_enabled = !!enable;

	st->sched_boost_enabled_backup = st->sched_boost_enabled;



	return 0;

}



static u64 sched_colocate_read(struct cgroup_subsys_state *css,

			struct cftype *cft)

{
@@ -667,11 +639,6 @@ static struct cftype files[] = { 
		.read_u64 = sched_boost_override_read,

		.write_u64 = sched_boost_override_write,

	},

	{

		.name = "sched_boost_enabled",

		.read_u64 = sched_boost_enabled_read,

		.write_u64 = sched_boost_enabled_write,

	},

	{

		.name = "colocate",

		.read_u64 = sched_colocate_read,