rmsnorm bwd: make blocking math more robust #532
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Just curious, can you give more details on why it makes block math more robust? |
for M <= 8 * num_sm, e.g. M=512, the current code will yield BLOCK_SIZE_M=0, and then PARTIAL_SIZE's computation will cause an exception |
PaulZhang12
approved these changes
Oct 8, 2025
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