Allows cudnn convolution algorithms to proceed when only find one type of algorithm (between with scratch or without scratch).

Remove valid_ and set_is_valid() in dnn::ProfileResult, instead use (algorithm_ != kDefaultAlgorithm) to see if the result is valid.

PiperOrigin-RevId: 163931258

1 files changed, 4 insertions, 4 deletions

diff --git a/tensorflow/stream_executor/dnn.h b/tensorflow/stream_executor/dnn.h
index f97deb7222..0a0ad7d9fb 100644
--- a/tensorflow/stream_executor/dnn.h
+++ b/tensorflow/stream_executor/dnn.h
@@ -673,20 +673,20 @@ constexpr AlgorithmType kDefaultAlgorithm = -1;
 // Describes the result from a perf experiment.
 //
 // Arguments:
-//  is_valid: indicates whether a valid measurement was obtained.
 //  algorithm: returns the exact algorithm that was used.
 //  elapsed_time_in_ms: returns the measured elapsed time in milliseconds.
 class ProfileResult {
  public:
-  bool is_valid() const { return is_valid_; }
-  void set_is_valid(bool val) { is_valid_ = val; }
+  bool is_valid() const {
+    return (algorithm_ != kDefaultAlgorithm &&
+            elapsed_time_in_ms_ != std::numeric_limits<float>::max());
+  }
   AlgorithmType algorithm() const { return algorithm_; }
   void set_algorithm(AlgorithmType val) { algorithm_ = val; }
   float elapsed_time_in_ms() const { return elapsed_time_in_ms_; }
   void set_elapsed_time_in_ms(float val) { elapsed_time_in_ms_ = val; }
 
  private:
-  bool is_valid_ = false;
   AlgorithmType algorithm_ = kDefaultAlgorithm;
   float elapsed_time_in_ms_ = std::numeric_limits<float>::max();
 };