PiperOrigin-RevId: 264688574
(cherry picked from commit dc3534c)

…e it.

This avoids a potentially quadratic execution time in building the gradient graph, because we were previously creating the set multiple times for each op in the graph.

PiperOrigin-RevId: 264826531

[r1.15 cherrypick] Fix tf.gradients() performance regression

…mically opening cudart fails.

PiperOrigin-RevId: 264940821

[r1.15 cherrypick] Add a note to ignore dlerror for CPU-only pip package

r1.15 cherry-pick request: [Intel MKL] Upgrade MKL-DNN to 0.20.3

Fix v2 compatibility with moving average

…r function.

PiperOrigin-RevId: 264729008

[r1.15:Cherrypick] Fix CTC compilation on MacOS: make kLogZero a templated constexpr function.

Previously, we were invoking the CancellationManager in ~Item, which runs after the done callback. However, the CancellationManager was borrowed from the calling RecvOp, and it will tend to be deleted synchronously when the done callback executes.

PiperOrigin-RevId: 266567112

[r1.15 Cherrypick] Fix use-after-free of CancellationManager in LocalRendezvousImpl.

…avedModel is complete (i.e. saved_model.pb exists).

PiperOrigin-RevId: 265564677

PiperOrigin-RevId: 265071523

fix OSS issue with cupti tracer

[r1.15 Cherrypick] Make writing saved_model.pb atomic so there's a way to check that a SavedModel is complete

PiperOrigin-RevId: 267384015

Pin Tensorboard and estimator versions to a working nightly.

Fix the estimator and tb names.

PiperOrigin-RevId: 264668323

[r1.15 cherrypick] Remove cuda from path for windows integration build.

PiperOrigin-RevId: 272433333

[r1.15-CherryPick]: RebatchDataset performance fix

[1.15-rc2 CherryPick]: fix missing dependencies of mlir for tf serving oss build

PiperOrigin-RevId: 267290523

[r1.15-CherryPick]: Expose session_creation_timeout_secs in estimator RunConfig

[r1.15-CherryPIck]:Update version to 1.15.0-rc3

PiperOrigin-RevId: 267164406

[Cherrypick TF1.15] Fix performance slowdown

…ompatibility bug.

PiperOrigin-RevId: 273455709

[r1.15 CherryPick]: Update TensorFlow version to 1.15.0

[r1.15 CherryPick]: Add saving of loaded/trained compatibility models in test and fix a c…

[Intel Mkl] Upgrading MKL-DNN to 0.20.6 to fix SGEMM regression

…16184

Update release notes for TensorFlow 1.15.0