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sched/walt: Change update_cpu_capacity tracepoint

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Capture the fmax_capacity of the CPU reduced under cpufreq constraints
in the related tracepoint.

Change-Id: I3dc5c54a7a5850b9c5f4df8a40daea593fff023b
Signed-off-by: Sai Harshini Nimmala <quic_snimmala@quicinc.com>
This commit is contained in:
Sai Harshini Nimmala 2022-09-10 15:46:11 -07:00
parent 7622335450
commit 1a0cf49aa3
2 changed files with 11 additions and 10 deletions
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19
kernel/sched/walt/trace.h
View File

@ -1463,14 +1463,15 @@ TRACE_EVENT(sched_task_handler,
TRACE_EVENT(update_cpu_capacity,
TP_PROTO(int cpu, unsigned long rt_pressure, unsigned long capacity),
TP_PROTO(int cpu, unsigned long fmax_capacity,
unsigned long rq_cpu_capacity_orig),
TP_ARGS(cpu, rt_pressure, capacity),
TP_ARGS(cpu, fmax_capacity, rq_cpu_capacity_orig),
TP_STRUCT__entry(
__field(int, cpu)
__field(unsigned long, rt_pressure)
__field(unsigned long, capacity)
__field(unsigned long, fmax_capacity)
__field(unsigned long, rq_cpu_capacity_orig)
__field(unsigned long, arch_capacity)
__field(unsigned long, thermal_cap)
__field(unsigned long, max_possible_freq)
@ -1481,8 +1482,8 @@ TRACE_EVENT(update_cpu_capacity,
struct walt_sched_cluster *cluster = cpu_cluster(cpu);
__entry->cpu = cpu;
__entry->rt_pressure = rt_pressure;
__entry->capacity = capacity;
__entry->fmax_capacity = fmax_capacity;
__entry->rq_cpu_capacity_orig = rq_cpu_capacity_orig;
__entry->arch_capacity = arch_scale_cpu_capacity(cpu);
__entry->thermal_cap = arch_scale_cpu_capacity(cpu) -
arch_scale_thermal_pressure(cpu);
@ -1490,11 +1491,11 @@ TRACE_EVENT(update_cpu_capacity,
__entry->max_possible_freq = cluster->max_possible_freq;
),
TP_printk("cpu=%d arch_capacity=%lu thermal_cap=%lu rt_pressure=%lu max_freq=%lu max_possible_freq=%lu capacity=%lu",
TP_printk("cpu=%d arch_capacity=%lu thermal_cap=%lu fmax_capacity=%lu max_freq=%lu max_possible_freq=%lu rq_cpu_capacity_orig=%lu",
__entry->cpu, __entry->arch_capacity,
__entry->thermal_cap, __entry->rt_pressure,
__entry->thermal_cap, __entry->fmax_capacity,
__entry->max_freq, __entry->max_possible_freq,
__entry->capacity)
__entry->rq_cpu_capacity_orig)
);
#endif /* _TRACE_WALT_H */

2
kernel/sched/walt/walt.c
View File

@ -3753,7 +3753,7 @@ static void update_cpu_capacity_helper(int cpu)
rq->cpu_capacity_orig = min(fmax_capacity, thermal_cap);
if (old != rq->cpu_capacity_orig)
trace_update_cpu_capacity(cpu, 0, 0);
trace_update_cpu_capacity(cpu, fmax_capacity, rq->cpu_capacity_orig);
}
/*