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Unverified Commit de253d63 authored by Matt's avatar Matt Committed by GitHub
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[Hardware][AMD] Enable FlexAttention backend on ROCm (#26439) 


Signed-off-by: default avatarMatthew Wong <Matthew.Wong2@amd.com>
parent 8bd696fa
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vllm/platforms/rocm.py
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......@@ -276,6 +276,9 @@ class RocmPlatform(Platform):
)
if envs.VLLM_USE_V1:
if selected_backend == _Backend.FLEX_ATTENTION:
logger.info("Using FlexAttention backend on V1 engine.")
return "vllm.v1.attention.backends.flex_attention.FlexAttentionBackend"
if (
envs.VLLM_ROCM_USE_AITER and envs.VLLM_ROCM_USE_AITER_MHA and on_gfx9()
) or selected_backend == _Backend.ROCM_AITER_FA:
......
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