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sched: walt: Improve the scheduler

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This change is for general scheduler improvement.

Change-Id: I509129b041185e8f6b83eb586b7ce542889ebe5d
Signed-off-by: Shaleen Agrawal <shalagra@codeaurora.org>
This commit is contained in:
Shaleen Agrawal 2021-09-13 15:40:15 -07:00 committed by Rishabh Bhatnagar
parent d61bdd0b0f
commit 60e7fe8dba
1 changed files with 17 additions and 17 deletions
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34
kernel/sched/walt/walt.c
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@ -2179,6 +2179,19 @@ static void walt_update_task_ravg(struct task_struct *p, struct rq *rq, int even
run_walt_irq_work(old_window_start, rq);
}
static void __sched_fork_init(struct task_struct *p)
{
struct walt_task_struct *wts = (struct walt_task_struct *) p->android_vendor_data1;
wts->last_sleep_ts = 0;
wts->wake_up_idle = false;
wts->boost = 0;
wts->boost_expires = 0;
wts->boost_period = false;
wts->low_latency = false;
wts->iowaited = false;
}
static void init_new_task_load(struct task_struct *p)
{
int i;
@ -2230,6 +2243,7 @@ static void init_new_task_load(struct task_struct *p)
wts->sum_exec_snapshot = 0;
wts->total_exec = 0;
wts->mvp_prio = WALT_NOT_MVP;
__sched_fork_init(p);
}
static void init_existing_task_load(struct task_struct *p)
@ -3696,6 +3710,7 @@ static void android_rvh_wake_up_new_task(void *unused, struct task_struct *new)
{
if (unlikely(walt_disabled))
return;
init_new_task_load(new);
add_new_task_to_grp(new);
}
@ -3768,13 +3783,6 @@ static void android_rvh_set_task_cpu(void *unused, struct task_struct *p, unsign
fixup_busy_time(p, (int) new_cpu);
}
static void android_rvh_sched_fork(void *unused, struct task_struct *p)
{
if (unlikely(walt_disabled))
return;
init_new_task_load(p);
}
static void android_rvh_new_task_stats(void *unused, struct task_struct *p)
{
if (unlikely(walt_disabled))
@ -4083,17 +4091,10 @@ static void android_rvh_sched_setaffinity(void *unused, struct task_struct *p,
static void android_rvh_sched_fork_init(void *unused, struct task_struct *p)
{
struct walt_task_struct *wts = (struct walt_task_struct *) p->android_vendor_data1;
if (unlikely(walt_disabled))
return;
wts->last_sleep_ts = 0;
wts->wake_up_idle = false;
wts->boost = 0;
wts->boost_expires = 0;
wts->boost_period = false;
wts->low_latency = false;
wts->iowaited = false;
__sched_fork_init(p);
}
static void android_rvh_ttwu_cond(void *unused, bool *cond)
@ -4156,7 +4157,6 @@ static void register_walt_hooks(void)
register_trace_android_rvh_sched_cpu_dying(android_rvh_sched_cpu_dying, NULL);
register_trace_android_rvh_set_task_cpu(android_rvh_set_task_cpu, NULL);
register_trace_android_rvh_new_task_stats(android_rvh_new_task_stats, NULL);
register_trace_android_rvh_sched_fork(android_rvh_sched_fork, NULL);
register_trace_android_rvh_account_irq(android_rvh_account_irq, NULL);
register_trace_android_rvh_flush_task(android_rvh_flush_task, NULL);
register_trace_android_rvh_update_misfit_status(android_rvh_update_misfit_status, NULL);