Automated g4 rollback of changelist 202347723

PiperOrigin-RevId: 202392792

1 files changed, 7 insertions, 2 deletions

diff --git a/tensorflow/stream_executor/host/host_gpu_executor.cc b/tensorflow/stream_executor/host/host_gpu_executor.cc
index 8adf739b17..c8a6297330 100644
--- a/tensorflow/stream_executor/host/host_gpu_executor.cc
+++ b/tensorflow/stream_executor/host/host_gpu_executor.cc
@@ -26,6 +26,8 @@ limitations under the License.
 #include "tensorflow/stream_executor/lib/statusor.h"
 #include "tensorflow/stream_executor/plugin_registry.h"
 
+bool FLAGS_stream_executor_cpu_real_clock_rate = false;
+
 namespace stream_executor {
 namespace host {
 
@@ -188,8 +190,11 @@ DeviceDescription *HostExecutor::PopulateDeviceDescription() const {
   // doesn't result in thrashing or other badness? 4GiB chosen arbitrarily.
   builder.set_device_memory_size(static_cast<uint64>(4) * 1024 * 1024 * 1024);
 
-  float cycle_counter_frequency = static_cast<float>(
-      tensorflow::profile_utils::CpuUtils::GetCycleCounterFrequency());
+  float cycle_counter_frequency = 1e9;
+  if (FLAGS_stream_executor_cpu_real_clock_rate) {
+    cycle_counter_frequency = static_cast<float>(
+        tensorflow::profile_utils::CpuUtils::GetCycleCounterFrequency());
+  }
   builder.set_clock_rate_ghz(cycle_counter_frequency / 1e9);
 
   auto built = builder.Build();