read_counters_work
struct read_counters_work *read_counters_work;
read_counters_work = container_of(work, struct read_counters_work,
c = &read_counters_work->c;
struct read_counters_work read_counters_work;
read_counters_work.c.cpu = cpu;
INIT_WORK_ONSTACK(&read_counters_work.work, tegra_read_counters);
queue_work_on(cpu, read_counters_wq, &read_counters_work.work);
flush_work(&read_counters_work.work);
c = read_counters_work.c;