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sched: fair: Improve the Scheduler

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This change is for general scheduler improvement.

Change-Id: I92c13d8e6681adb2655a1dae1b5c92fd0fe32166
Signed-off-by: Shaleen Agrawal <shalagra@codeaurora.org>
This commit is contained in:
Shaleen Agrawal 2020-02-14 10:40:49 -08:00
commit dc8050ca5d
4 changed files with 347 additions and 421 deletions
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41
include/trace/events/sched.h
View file

@ -998,11 +998,11 @@ TRACE_EVENT(sched_task_util,
TP_PROTO(struct task_struct *p, unsigned long candidates,
int best_energy_cpu, bool sync, int need_idle, int fastpath,
bool placement_boost, u64 start_t,
bool stune_boosted, bool is_rtg, bool rtg_skip_min,
bool uclamp_boosted, bool is_rtg, bool rtg_skip_min,
int start_cpu),
TP_ARGS(p, candidates, best_energy_cpu, sync, need_idle, fastpath,
placement_boost, start_t, stune_boosted, is_rtg, rtg_skip_min,
placement_boost, start_t, uclamp_boosted, is_rtg, rtg_skip_min,
start_cpu),
TP_STRUCT__entry(
@ -1018,7 +1018,7 @@ TRACE_EVENT(sched_task_util,
__field(int, placement_boost)
__field(int, rtg_cpu)
__field(u64, latency)
__field(bool, stune_boosted)
__field(bool, uclamp_boosted)
__field(bool, is_rtg)
__field(bool, rtg_skip_min)
__field(int, start_cpu)
@ -1039,7 +1039,7 @@ TRACE_EVENT(sched_task_util,
__entry->fastpath = fastpath;
__entry->placement_boost = placement_boost;
__entry->latency = (sched_clock() - start_t);
__entry->stune_boosted = stune_boosted;
__entry->uclamp_boosted = uclamp_boosted;
__entry->is_rtg = is_rtg;
__entry->rtg_skip_min = rtg_skip_min;
__entry->start_cpu = start_cpu;
@ -1061,7 +1061,7 @@ TRACE_EVENT(sched_task_util,
__entry->pid, __entry->comm, __entry->util, __entry->prev_cpu,
__entry->candidates, __entry->best_energy_cpu, __entry->sync,
__entry->need_idle, __entry->fastpath, __entry->placement_boost,
__entry->latency, __entry->stune_boosted,
__entry->latency, __entry->uclamp_boosted,
__entry->is_rtg, __entry->rtg_skip_min, __entry->start_cpu,
__entry->unfilter, __entry->cpus_allowed, __entry->task_boost)
)
@ -1073,12 +1073,13 @@ TRACE_EVENT(sched_find_best_target,
TP_PROTO(struct task_struct *tsk,
unsigned long min_util, int start_cpu,
int best_idle, int best_active, int most_spare_cap,
int target, int backup),
int best_idle, int most_spare_cap, int target,
int order_index, int end_index,
int skip, bool running),
TP_ARGS(tsk, min_util, start_cpu,
best_idle, best_active, most_spare_cap,
target, backup),
best_idle, most_spare_cap, target,
order_index, end_index, skip, running),
TP_STRUCT__entry(
__array(char, comm, TASK_COMM_LEN)
@ -1086,10 +1087,12 @@ TRACE_EVENT(sched_find_best_target,
__field(unsigned long, min_util)
__field(int, start_cpu)
__field(int, best_idle)
__field(int, best_active)
__field(int, most_spare_cap)
__field(int, target)
__field(int, backup)
__field(int, order_index)
__field(int, end_index)
__field(int, skip)
__field(bool, running)
),
TP_fast_assign(
@ -1098,18 +1101,24 @@ TRACE_EVENT(sched_find_best_target,
__entry->min_util = min_util;
__entry->start_cpu = start_cpu;
__entry->best_idle = best_idle;
__entry->best_active = best_active;
__entry->most_spare_cap = most_spare_cap;
__entry->target = target;
__entry->backup = backup;
__entry->order_index = order_index;
__entry->end_index = end_index;
__entry->skip = skip;
__entry->running = running;
),
TP_printk("pid=%d comm=%s start_cpu=%d best_idle=%d best_active=%d most_spare_cap=%d target=%d backup=%d",
TP_printk("pid=%d comm=%s start_cpu=%d best_idle=%d most_spare_cap=%d target=%d order_index=%d end_index=%d skip=%d running=%d",
__entry->pid, __entry->comm,
__entry->start_cpu,
__entry->best_idle, __entry->best_active,
__entry->best_idle,
__entry->most_spare_cap,
__entry->target, __entry->backup)
__entry->target,
__entry->order_index,
__entry->end_index,
__entry->skip,
__entry->running)
);
#endif /* CONFIG_SMP */