blob: 54491a4595192f60734e58e074df5bd696061d38 [file] [log] [blame]
// Copyright 2017 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <lib/zx/port.h>
#include <perftest/perftest.h>
#include <zircon/syscalls/port.h>
namespace {
// Measure the times taken to enqueue and then dequeue a packet from a
// Zircon port, on a single thread. This does not involve any cross-thread
// wakeups.
bool PortQueueWaitTest(perftest::RepeatState* state) {
zx::port port;
ZX_ASSERT(zx::port::create(0, &port) == ZX_OK);
zx_port_packet in_packet;
zx_port_packet out_packet = {};
out_packet.type = ZX_PKT_TYPE_USER;
while (state->KeepRunning()) {
ZX_ASSERT(port.queue(&out_packet) == ZX_OK);
ZX_ASSERT(port.wait(zx::time::infinite(), &in_packet) == ZX_OK);
return true;
void RegisterTests() {
perftest::RegisterTest("Port/QueueWait", PortQueueWaitTest);
} // namespace