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[kernel] Add varlen support for block-sparse attention
- #1319
#1319
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mergify[bot]
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hao-ai-lab:main
hao-ai-lab/FastVideo:main
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freemty:feat/vsa-varlen-support
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Jun 18, 2026
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[kernel] Add varlen support for block-sparse attention
#1319
mergify[bot]
merged 3 commits into
hao-ai-lab:main
hao-ai-lab/FastVideo:main
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freemty:feat/vsa-varlen-support
freemty/FastVideo:feat/vsa-varlen-support
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Commits on May 11, 2026
[kernel] Add varlen support for block-sparse attention (#917)
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Commits on May 12, 2026
[kernel] Avoid per-iteration CPU-GPU sync in pack/unpack loops
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Commits on May 27, 2026
[kernel] Add backward correctness tests for block_sparse_attn_varlen
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