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CUDA: fix FA kernel selection logic (#21271)

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Johannes Gäßler 2026-04-01 21:28:19 +02:00 committed by GitHub
parent 6de97b9d3e
commit 86221cf6da
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1 changed files with 7 additions and 0 deletions
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7
ggml/src/ggml-cuda/fattn.cu
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@ -340,7 +340,14 @@ static best_fattn_kernel ggml_cuda_get_best_fattn_kernel(const int device, const
case 128:
case 112:
case 256:
if (V->ne[0] != K->ne[0]) {
return BEST_FATTN_KERNEL_NONE;
}
break;
case 512:
if (V->ne[0] != K->ne[0]) {
return BEST_FATTN_KERNEL_NONE;
}
if (!gqa_opt_applies) {
return BEST_FATTN_KERNEL_NONE;
}