Donato Capitella
60 خطوط
2.3 KiB
Python
60 خطوط
2.3 KiB
Python
import sys
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import re
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import glob
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from pathlib import Path
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from unittest.mock import MagicMock
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def patch_vllm():
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print("Applying Strix Halo patches to vLLM...")
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# Patch 1: vllm/platforms/__init__.py
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p_init = Path('vllm/platforms/__init__.py')
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if p_init.exists():
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txt = p_init.read_text()
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txt = txt.replace('import amdsmi', '# import amdsmi')
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txt = re.sub(r'is_rocm = .*', 'is_rocm = True', txt)
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txt = re.sub(r'if len\(amdsmi\.amdsmi_get_processor_handles\(\)\) > 0:', 'if True:', txt)
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txt = txt.replace('amdsmi.amdsmi_init()', 'pass')
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txt = txt.replace('amdsmi.amdsmi_shut_down()', 'pass')
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p_init.write_text(txt)
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print(" -> Patched vllm/platforms/__init__.py")
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# Patch 2: vllm/platforms/rocm.py
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p_rocm = Path('vllm/platforms/rocm.py')
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if p_rocm.exists():
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txt = p_rocm.read_text()
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header = 'import sys\nfrom unittest.mock import MagicMock\nsys.modules["amdsmi"] = MagicMock()\n'
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txt = header + txt
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txt = re.sub(r'device_type = .*', 'device_type = "rocm"', txt)
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txt = re.sub(r'device_name = .*', 'device_name = "gfx1151"', txt)
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txt += '\n def get_device_name(self, device_id: int = 0) -> str:\n return "AMD-gfx1151"\n'
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p_rocm.write_text(txt)
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print(" -> Patched vllm/platforms/rocm.py")
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# Patch 3: CUDA/HIP Macro injections for PyTorch Nightly Compatibility
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macro_def = """
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#ifndef C10_HIP_CHECK
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#define C10_HIP_CHECK(error) do { if (error != hipSuccess) { abort(); } } while(0)
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#endif
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#ifndef C10_CUDA_CHECK
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#define C10_CUDA_CHECK(error) do { if (error != cudaSuccess) { abort(); } } while(0)
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#endif
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"""
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# Apply to all .cu and .hip files in csrc
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csrc_files = glob.glob('csrc/**/*.cu', recursive=True) + glob.glob('csrc/**/*.hip', recursive=True)
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patched_csrc_count = 0
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for f in csrc_files:
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p_f = Path(f)
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if p_f.exists():
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txt = p_f.read_text()
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# Only prepend if not already patched to avoid duplicate macros
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if "C10_CUDA_CHECK" not in txt:
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p_f.write_text(macro_def + '\n' + txt)
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patched_csrc_count += 1
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print(f" -> Patched {patched_csrc_count} C/C++ source files with missing macros.")
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print("Successfully patched vLLM for Strix Halo.")
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if __name__ == "__main__":
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patch_vllm()
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