kernel/trace/trace_hwlat.c

114

} hwlat_data = {

kernel/trace/trace_hwlat.c

122

if (hwlat_data.thread_mode == MODE_PER_CPU)

kernel/trace/trace_hwlat.c

206

u64 sample_width = READ_ONCE(hwlat_data.sample_width);

kernel/trace/trace_hwlat.c

288

s.seqnum = atomic64_inc_return(&hwlat_data.count);

kernel/trace/trace_hwlat.c

340

hwlat_data.thread_mode = MODE_NONE;

kernel/trace/trace_hwlat.c

360

if (hwlat_data.thread_mode == MODE_ROUND_ROBIN)

kernel/trace/trace_hwlat.c

367

mutex_lock(&hwlat_data.lock);

kernel/trace/trace_hwlat.c

368

interval = hwlat_data.sample_window - hwlat_data.sample_width;

kernel/trace/trace_hwlat.c

369

mutex_unlock(&hwlat_data.lock);

kernel/trace/trace_hwlat.c

436

if (hwlat_data.thread_mode == MODE_ROUND_ROBIN) {

kernel/trace/trace_hwlat.c

511

mutex_lock(&hwlat_data.lock);

kernel/trace/trace_hwlat.c

514

if (!hwlat_busy || hwlat_data.thread_mode != MODE_PER_CPU)

kernel/trace/trace_hwlat.c

526

mutex_unlock(&hwlat_data.lock);

kernel/trace/trace_hwlat.c

606

mutex_lock(&hwlat_data.lock);

kernel/trace/trace_hwlat.c

629

if (mode == hwlat_data.thread_mode)

kernel/trace/trace_hwlat.c

643

mutex_unlock(&hwlat_data.lock);

kernel/trace/trace_hwlat.c

704

mutex_lock(&hwlat_data.lock);

kernel/trace/trace_hwlat.c

708

hwlat_data.thread_mode = i;

kernel/trace/trace_hwlat.c

713

mutex_unlock(&hwlat_data.lock);

kernel/trace/trace_hwlat.c

732

.lock = &hwlat_data.lock,

kernel/trace/trace_hwlat.c

733

.val = &hwlat_data.sample_width,

kernel/trace/trace_hwlat.c

734

.max = &hwlat_data.sample_window,

kernel/trace/trace_hwlat.c

744

.lock = &hwlat_data.lock,

kernel/trace/trace_hwlat.c

745

.val = &hwlat_data.sample_window,

kernel/trace/trace_hwlat.c

747

.min = &hwlat_data.sample_width,

kernel/trace/trace_hwlat.c

810

if (hwlat_data.thread_mode == MODE_PER_CPU)

kernel/trace/trace_hwlat.c

820

if (hwlat_data.thread_mode == MODE_PER_CPU)

kernel/trace/trace_hwlat.c

834

atomic64_set(&hwlat_data.count, 0);

kernel/trace/trace_hwlat.c

875

mutex_init(&hwlat_data.lock);