apply diff 52351 (pytorch#52649)

[1.8] Fix onnx mixed precision export for layernorm & fuseLogSoftmaxN…

…llLoss (pytorch#52510)

Co-authored-by: Shubham Bhokare <32080845+shubhambhokare1@users.noreply.github.com>

[v1.8 patch] [Resubmission] Add a documentation page for DDP communic…

…ation hooks (pytorch#52215)

Co-authored-by: wayi <wayi@devgpu238.prn2.facebook.com>

[FX][docs] Indent forward (pytorch#51802)

Summary:
Pull Request resolved: pytorch#51802

lol

Test Plan: Imported from OSS

Reviewed By: zou3519

Differential Revision: D26284311

Pulled By: jamesr66a

fbshipit-source-id: 0d303d8c99131abb8d97e0acd0ac2d810e1e950c

Disable autocast cache for tensor views as fix for pytorch#48049 (pyt…

…orch#48696) (pytorch#48936)

Co-authored-by: pbialecki <pbialecki@nvidia.com>

Disable autocast cache for tensor views as fix for pytorch#48049 (pyt…

…orch#48696) (pytorch#48936)

Co-authored-by: pbialecki <pbialecki@nvidia.com>

[1.7.1] torch: Stop using _nt_quote_args from distutils (pytorch#48618)…

… (pytorch#48768)

Summary:
They removed the specific function in Python 3.9 so we should just
remake the function here and use our own instead of relying on hidden
functions from the stdlib

Signed-off-by: Eli Uriegas <eliuriegas@fb.com>

Fixes pytorch#48617

Pull Request resolved: pytorch#48618

Reviewed By: samestep

Differential Revision: D25230281

Pulled By: seemethere

fbshipit-source-id: 57216af40a4ae4dc8bafcf40d2eb3ba793b9b6e2
(cherry picked from commit 780f2b9)
Signed-off-by: Eli Uriegas <eliuriegas@fb.com>

[Release/1.7.1] Embed `libiomp5.dylib` into wheel package (pytorch#48337

)

* Embed `libiomp5.dylib` into wheel package (pytorch#47262)

Summary:
libiomp runtime  is the only external dependency OS X package has if compiled with MKL
Copy it to the stage directory from one of the available rpathes
And remove all absolute rpathes, since project shoudl have none

Fixes pytorch#38607

Pull Request resolved: pytorch#47262

Reviewed By: walterddr

Differential Revision: D24705094

Pulled By: malfet

fbshipit-source-id: 9f588a3ec3c6c836c8986d858fb53df815a506c8

* Do not delete rpath from torch.dylib on Darwin (pytorch#47337)

Summary:
Fixes CI regressions introduced by pytorch#47262

Pull Request resolved: pytorch#47337

Reviewed By: ngimel

Differential Revision: D24721954

Pulled By: malfet

fbshipit-source-id: 395b037b29c0fc3b62ca50bba9be940ad72e0c5b

* Skip iomp5 emebedding if torch_cpu could not be found (pytorch#47390)

Summary:
This would be the case when package is build for local development rather than for installation

Pull Request resolved: pytorch#47390

Reviewed By: janeyx99

Differential Revision: D24738416

Pulled By: malfet

fbshipit-source-id: 22bd676bc46e5d50a09539c969ce56d37cfe5952

make valgrind_toggle and valgrind_supported_platform private (pytorch…

…#46718)

make valgrind_toggle and valgrind_supported_platform private (pytorch…

…#46718)