diff options
| author | Patrick Bellasi <patrick.bellasi@arm.com> | 2016-01-20 14:06:05 +0000 |
|---|---|---|
| committer | Amit Pundir <amit.pundir@linaro.org> | 2016-09-14 14:59:32 +0530 |
| commit | 13a60dc148bd6646e09349a2d424e65c8c30c195 (patch) | |
| tree | 614241a188d258e6dfc875b70fa3ae53be982104 /kernel | |
| parent | 486c7afa76ec1b1249b1c8f9d387561bc86c268f (diff) | |
DEBUG: sched/tune: add tracepoint on P-E space filtering
Change-Id: I31dfed67c0486713b88efb75df767329f2802e06
Signed-off-by: Patrick Bellasi <patrick.bellasi@arm.com>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/sched/tune.c | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/kernel/sched/tune.c b/kernel/sched/tune.c index 7a434f2394e7..b40d40dc3c49 100644 --- a/kernel/sched/tune.c +++ b/kernel/sched/tune.c @@ -70,6 +70,13 @@ __schedtune_accept_deltas(int nrg_delta, int cap_delta, */ payoff = nrg_delta * threshold_gains[perf_boost_idx].cap_gain; payoff -= cap_delta * threshold_gains[perf_boost_idx].nrg_gain; + + trace_sched_tune_filter( + nrg_delta, cap_delta, + threshold_gains[perf_boost_idx].nrg_gain, + threshold_gains[perf_boost_idx].cap_gain, + payoff, 8); + return payoff; } @@ -84,6 +91,13 @@ __schedtune_accept_deltas(int nrg_delta, int cap_delta, */ payoff = cap_delta * threshold_gains[perf_constrain_idx].nrg_gain; payoff -= nrg_delta * threshold_gains[perf_constrain_idx].cap_gain; + + trace_sched_tune_filter( + nrg_delta, cap_delta, + threshold_gains[perf_constrain_idx].nrg_gain, + threshold_gains[perf_constrain_idx].cap_gain, + payoff, 6); + return payoff; } @@ -155,12 +169,16 @@ schedtune_accept_deltas(int nrg_delta, int cap_delta, int perf_constrain_idx; /* Optimal (O) region */ - if (nrg_delta < 0 && cap_delta > 0) + if (nrg_delta < 0 && cap_delta > 0) { + trace_sched_tune_filter(nrg_delta, cap_delta, 0, 0, 1, 0); return INT_MAX; + } /* Suboptimal (S) region */ - if (nrg_delta > 0 && cap_delta < 0) + if (nrg_delta > 0 && cap_delta < 0) { + trace_sched_tune_filter(nrg_delta, cap_delta, 0, 0, -1, 5); return -INT_MAX; + } /* Get task specific perf Boost/Constraints indexes */ rcu_read_lock(); @@ -531,12 +549,16 @@ schedtune_accept_deltas(int nrg_delta, int cap_delta, struct task_struct *task) { /* Optimal (O) region */ - if (nrg_delta < 0 && cap_delta > 0) + if (nrg_delta < 0 && cap_delta > 0) { + trace_sched_tune_filter(nrg_delta, cap_delta, 0, 0, 1, 0); return INT_MAX; + } /* Suboptimal (S) region */ - if (nrg_delta > 0 && cap_delta < 0) + if (nrg_delta > 0 && cap_delta < 0) { + trace_sched_tune_filter(nrg_delta, cap_delta, 0, 0, -1, 5); return -INT_MAX; + } return __schedtune_accept_deltas(nrg_delta, cap_delta, perf_boost_idx, perf_constrain_idx); |