diff options
| author | Steve Muckle <smuckle@codeaurora.org> | 2014-04-13 14:05:30 -0700 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-23 19:59:31 -0700 |
| commit | 8e7389b5c2130b62ceafb7cc9d6a2ae00bfbcf5a (patch) | |
| tree | adc1c8372c22a27fcf1e51cf57182f494a199ddd /kernel/trace/trace_sched_wakeup.c | |
| parent | adac5c0890434eea96646b61ca5af49e285dfd5d (diff) | |
sched: add affinity, task load information to sched tracepoints
Knowing the affinity mask and CPU usage of a task is helpful
in understanding the behavior of the system. Affinity information
has been added to the enq_deq trace event, and the migration
tracepoint now reports the load of the task migrated.
Change-Id: I29d8a610292b4dfeeb8fe16174e9d4dc196649b7
Signed-off-by: Steve Muckle <smuckle@codeaurora.org>
Signed-off-by: Syed Rameez Mustafa <rameezmustafa@codeaurora.org>
Diffstat (limited to 'kernel/trace/trace_sched_wakeup.c')
| -rw-r--r-- | kernel/trace/trace_sched_wakeup.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c index 9d4399b553a3..78f04e4ad829 100644 --- a/kernel/trace/trace_sched_wakeup.c +++ b/kernel/trace/trace_sched_wakeup.c @@ -359,7 +359,8 @@ static bool report_latency(struct trace_array *tr, cycle_t delta) } static void -probe_wakeup_migrate_task(void *ignore, struct task_struct *task, int cpu) +probe_wakeup_migrate_task(void *ignore, struct task_struct *task, int cpu, + unsigned int load) { if (task != wakeup_task) return; |