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Add "cuda" to MPI backend capabilities #109614

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@H-Huang H-Huang commented Sep 19, 2023

Summary: Fixes #109543

Test Plan: We need to run CUDA aware MPI in PyTorch to actually test this change, we currently have no MPI tests.

Differential Revision: D49420438

Summary: Fixes pytorch#109543

Test Plan: We need to run CUDA aware MPI in PyTorch to actually test this change, we currently have no MPI tests.

Differential Revision: D49420438
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pytorch-bot bot commented Sep 19, 2023

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/109614

Note: Links to docs will display an error until the docs builds have been completed.

✅ You can merge normally! (1 Unrelated Failure)

As of commit e463875 with merge base 70f2ada (image):

FLAKY - The following job failed but was likely due to flakiness present on trunk:

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This pull request was exported from Phabricator. Differential Revision: D49420438

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quick stamp.

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@pytorchbot merge

(Initiating merge automatically since Phabricator Diff has merged)

@pytorch-bot pytorch-bot bot added the ciflow/trunk Trigger trunk jobs on your pull request label Sep 21, 2023
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Torch Nightly with MPI giving RuntimeError: No backend type associated with device type cuda
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