[Common] Pass cu_seqlens and token-unit ragged offsets directly to cuDNN SDPA fprop - #3186

Merged

sudhakarsingh27 merged 10 commits into

NVIDIA:mainfrom

egilliam-nv:cu_seqlens-fprop

Jul 14, 2026

Commits on Jul 13, 2026

[Common] Pass cu_seqlens and token-unit ragged offsets directly to cuDNN SDPA fprop

egilliam-nv
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d381d2a
[Common] Pass cu_seqlens directly to cuDNN SDPA FP8/MXFP8 fprop

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a2a5de1
[pre-commit.ci] auto fixes from pre-commit.com hooks

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3d637b6
[Common] Harden direct-seqlens version gates

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61af29a
[Common] Lower fp8 direct-seqlens frontend floor to 1.26

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c96082c
[Common] Fix sm120 THD softmax-stats layout and allocation

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b2b5f94
[Common] Rename use_direct_seqlens to use_cu_seqlens_directly

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d41f4c4
[Common] Suppress fn_size lint on fused_attn_arbitrary_seqlen_fwd_impl

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cae08f4

Commits on Jul 14, 2026

[Common] Pin the UNIFIED implementation on the direct cu_seqlens path

egilliam-nv
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claude
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1c8e3da
Merge branch 'main' into cu_seqlens-fprop
sudhakarsingh27
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7a0243c