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Remove unecessary is_fa3_supported check (#6112)

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This commit is contained in:
Stefan He
2025-05-08 14:45:33 -07:00
committed by GitHub
parent 911f3ba6f4
commit 087751a8f2
1 changed files with 0 additions and 4 deletions
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4
sgl-kernel/python/sgl_kernel/flash_attn.py
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@@ -144,10 +144,6 @@ def flash_attn_with_kvcache(
logsumexp of each row of the matrix QK^T * scaling (e.g., log of the softmax
normalization factor).
"""
if not is_fa3_supported():
raise NotImplementedError(
"flash_attn at sgl-kernel is only supported on sm90 and cu123 above"
)
assert k_cache.stride(-1) == 1, "k_cache must have contiguous last dimension"
assert v_cache.stride(-1) == 1, "v_cache must have contiguous last dimension"
if softmax_scale is None: