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Generalize poison fork logic for each device backend (#144664)

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# Motivation
Generalize the posion_fork code to make it reusable across different devices.

Pull Request resolved: https://github.com/pytorch/pytorch/pull/144664
Approved by: https://github.com/EikanWang, https://github.com/albanD
This commit is contained in:
Yu, Guangye
2025-04-08 22:55:18 +00:00
committed by PyTorch MergeBot
parent 322f883c0c
commit 83bd0b63b5
7 changed files with 85 additions and 115 deletions
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12
test/test_cpp_extensions_mtia_backend.py
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@ -11,20 +11,18 @@ from torch.testing._internal.common_utils import (
IS_ARM64,
IS_LINUX,
skipIfTorchDynamo,
TEST_CUDA,
TEST_PRIVATEUSE1,
TEST_XPU,
)
from torch.utils.cpp_extension import CUDA_HOME, ROCM_HOME
# define TEST_ROCM before changing TEST_CUDA
TEST_ROCM = TEST_CUDA and torch.version.hip is not None and ROCM_HOME is not None
TEST_CUDA = TEST_CUDA and CUDA_HOME is not None
# This TestCase should be mutually exclusive with other backends.
HAS_CUDA = torch.backends.cuda.is_built()
HAS_XPU = torch.xpu._is_compiled()
HAS_MPS = torch.backends.mps.is_built()
@unittest.skipIf(
IS_ARM64 or not IS_LINUX or TEST_CUDA or TEST_PRIVATEUSE1 or TEST_ROCM or TEST_XPU,
IS_ARM64 or not IS_LINUX or HAS_CUDA or HAS_XPU or HAS_MPS or TEST_PRIVATEUSE1,
"Only on linux platform and mutual exclusive to other backends",
)
@torch.testing._internal.common_utils.markDynamoStrictTest