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A hotfix for FBGEMM fp8 rowwise with irregular gemm sizes #3883

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@zjing14 zjing14 commented Mar 26, 2025

Summary:

  • Hotfix for T219165899 reported by pranavsh, which is caused by some instances requiring K size being multiple of KTile
  • Added fallback for GEMM cases with K is not multiple of Max KTile = 256.

Reviewed By: jianyuh

Differential Revision: D71863248

Summary:
- Hotfix for T219165899 reported by pranavsh, which is caused by some instances requiring K size being multiple of `KTile`
- Added fallback for GEMM cases with K is not multiple of Max KTile = 256.

Reviewed By: jianyuh

Differential Revision: D71863248
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This pull request was exported from Phabricator. Differential Revision: D71863248

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This pull request has been merged in 0ee4923.

q10 pushed a commit to q10/FBGEMM that referenced this pull request Apr 10, 2025
Summary:
X-link: pytorch#3883

Pull Request resolved: facebookresearch/FBGEMM#974

- Hotfix for T219165899 reported by pranavsh, which is caused by some instances requiring K size being multiple of `KTile`
- Added fallback for GEMM cases with K is not multiple of Max KTile = 256.

Reviewed By: jianyuh

Differential Revision: D71863248

fbshipit-source-id: ad70c413ffb9916627ed87d3f161f8bbfce328af
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