:github_url: https://github.com/pytorch/pytorch

.. _exhale_function_namespaceat_1_1symint_1a0810b07a23e00cdc3092ea15bcba0095:

Template Function at::symint::_flash_attention_backward(const at::Tensor&, const at::Tensor&, const at::Tensor&, const at::Tensor&, const at::Tensor&, const at::Tensor&, const at::Tensor&, const at::Tensor&, c10::SymInt, c10::SymInt, double, bool, const at::Tensor&, const at::Tensor&, ::std::optional<double>, ::std::optional<c10::SymInt>, ::std::optional<c10::SymInt>)
==================================================================================================================================================================================================================================================================================================================================================================================

- Defined in :ref:`file_build_aten_src_ATen_Functions.h`


Function Documentation
----------------------


.. doxygenfunction:: at::symint::_flash_attention_backward(const at::Tensor&, const at::Tensor&, const at::Tensor&, const at::Tensor&, const at::Tensor&, const at::Tensor&, const at::Tensor&, const at::Tensor&, c10::SymInt, c10::SymInt, double, bool, const at::Tensor&, const at::Tensor&, ::std::optional<double>, ::std::optional<c10::SymInt>, ::std::optional<c10::SymInt>)