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Handle an edge case where CUDA_HOME is not defined on ROCm systems #6488

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Sep 5, 2024
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Handle an edge case where CUDA_HOME is not defined on ROCm systems #6488

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5 changes: 5 additions & 0 deletions op_builder/gds.py
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,11 @@ def is_compatible(self, verbose=False):
return False

CUDA_HOME = torch.utils.cpp_extension.CUDA_HOME
if CUDA_HOME is None:
if verbose:
self.warning("Please install torch CUDA if trying to pre-compile GDS with CUDA")
return False

CUDA_LIB64 = os.path.join(CUDA_HOME, "lib64")
gds_compatible = self.has_function(funcname="cuFileDriverOpen",
libraries=("cufile", ),
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