[webgpu] Apply Flash Attention if sliding window exceeds KV cache length #25594
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qjia7
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Jul 30, 2025
qjia7
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Jul 31, 2025
guschmue
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Jul 31, 2025
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/azp run Linux QNN CI Pipeline,Win_TRT_Minimal_CUDA_Test_CI,Windows ARM64 QNN CI Pipeline,Windows GPU Doc Gen CI Pipeline,Windows x64 QNN CI Pipeline |
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Azure Pipelines successfully started running 5 pipeline(s). |
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CI infra issue by check the logs, please help to re-run. |
snnn
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Aug 1, 2025
…gth (#25594) ### Description <!-- Describe your changes. --> #25372 adds sliding window support for Group Query Attention, disabling Flash Attention as it's not yet supported. This PR adds a check for the sliding window and applies Flash Attention when the window size exceeds the KV cache length or total sequence length. ### Motivation and Context See above.
snnn
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This PR cherry-picks some pipeline changes from the main branch to the 1.23.0 release branch. - **[build] disable CodeQL for NPM Packaging Pipeline (#25614)** - **Refactor Java Test Pipeline (#25608)** - **[build] upgrade Node.js for NPM packaging pipeline (#25568)** And a WebGPU change: - **[webgpu] Apply Flash Attention if sliding window exceeds KV cache length (#25594)**
sanketkaleoss
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Aug 11, 2025
…gth (microsoft#25594) ### Description <!-- Describe your changes. --> microsoft#25372 adds sliding window support for Group Query Attention, disabling Flash Attention as it's not yet supported. This PR adds a check for the sliding window and applies Flash Attention when the window size exceeds the KV cache length or total sequence length. ### Motivation and Context See above.
gedoensmax
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Sep 2, 2025
…gth (microsoft#25594) ### Description <!-- Describe your changes. --> microsoft#25372 adds sliding window support for Group Query Attention, disabling Flash Attention as it's not yet supported. This PR adds a check for the sliding window and applies Flash Attention when the window size exceeds the KV cache length or total sequence length. ### Motivation and Context See above.
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Description
#25372 adds sliding window support for Group Query Attention, disabling Flash Attention as it's not yet supported.
This PR adds a check for the sliding window and applies Flash Attention when the window size exceeds the KV cache length or total sequence length.
Motivation and Context
See above.