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[XPU] use ZE_AFFINITY_MASK for device select on xpu (#21815)

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Signed-off-by: Kunshang Ji <kunshang.ji@intel.com>
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Kunshang Ji 2025-07-30 11:56:14 +08:00 committed by GitHub
parent 65f311ce59
commit 05cbbe20c5
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vllm/platforms/xpu.py
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@ -30,7 +30,7 @@ class XPUPlatform(Platform):
# see https://github.com/ray-project/ray/blob/6a5eb5865eeb9ccf058a79b44f107e327e360673/python/ray/_private/accelerators/intel_gpu.py#L20 # noqa: E501
ray_device_key: str = "GPU"
dist_backend: str = "ccl" # ccl | xccl
device_control_env_var: str = "ONEAPI_DEVICE_SELECTOR"
device_control_env_var: str = "ZE_AFFINITY_MASK"
@classmethod
def get_attn_backend_cls(cls, selected_backend: _Backend, head_size: int,