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Unverified Commit ce58fd6f authored by Shilong Zhang's avatar Shilong Zhang Committed by GitHub
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add device DeviceGuard (#1402)

parent c5018463
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mmcv/ops/csrc/pytorch/ms_deform_attn.cpp
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......@@ -39,6 +39,7 @@ Tensor ms_deform_attn_forward(const Tensor &value, const Tensor &spatial_shapes,
CHECK_CUDA_INPUT(level_start_index)
CHECK_CUDA_INPUT(sampling_loc)
CHECK_CUDA_INPUT(attn_weight)
at::DeviceGuard guard(value.device());
return ms_deform_attn_cuda_forward(value, spatial_shapes, level_start_index,
sampling_loc, attn_weight, im2col_step);
#else
......@@ -66,6 +67,7 @@ void ms_deform_attn_backward(const Tensor &value, const Tensor &spatial_shapes,
CHECK_CUDA_INPUT(grad_value)
CHECK_CUDA_INPUT(grad_sampling_loc)
CHECK_CUDA_INPUT(grad_attn_weight)
at::DeviceGuard guard(value.device());
ms_deform_attn_cuda_backward(value, spatial_shapes, level_start_index,
sampling_loc, attn_weight, grad_output,
grad_value, grad_sampling_loc,
......
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