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fix the unified col_reduction_2d on many cols - #2074

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fix_reduction_col
Open

fix the unified col_reduction_2d on many cols#2074
yhmtsai wants to merge 1 commit into
developfrom
fix_reduction_col

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@yhmtsai

@yhmtsai yhmtsai commented Aug 21, 2026

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CUDA only support up to 65535 for y-axis of grid.
when col_reduction_2d on more than 65535 * 32 cols, it will lead invalid configuration for kernels.
Note. this currently contain the test to show the failure only. After some ci showing the error, I will push the fix

TODO:

  • link some failure test from CI
  • push the fix

@yhmtsai yhmtsai self-assigned this Aug 21, 2026
@yhmtsai yhmtsai added the is:bugfix This fixes a bug label Aug 21, 2026
@yhmtsai
yhmtsai force-pushed the fix_reduction_col branch from 6bff862 to 6407d56 Compare August 24, 2026 08:06
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