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Support for `flash_attn_varlen_func` #93

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acforvs opened this issue Feb 19, 2025 · 0 comments

acforvs commented Feb 19, 2025

Flash attention allows one to pass cu_seqlens_q and cu_seqlens_k in order to pack multiple short sequences into a single batch example.

This helps avoid wasting any compute/memory on handling paddings.

I was wondering if there're any plans to support a similar behavior in ThunderKittens.
Thanks!

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