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Fix sizing typo in train_gpt2_fp32.cu #748

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Fix sizing typo in train_gpt2_fp32.cu #748

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4 changes: 2 additions & 2 deletions train_gpt2_fp32.cu
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Original file line number Diff line number Diff line change
Expand Up @@ -1326,7 +1326,7 @@ void gpt2_backward(GPT2 *model) {
printf("allocated %zu MiB for parameter gradients\n", (model->num_parameters * sizeof(float)) >> 20);
// we're going to be clever for the activations backward pass. we don't need to exactly
// mirror the forward pass acrtivations and we will save memory.
size_t bw_act_sizes[NUM_ACTIVATION_TENSORS];
size_t bw_act_sizes[NUM_BACKWARD_TENSORS];
GPT2Config cfg = model->config;
cfg.num_layers = 1; // copy the configuration but override number of layers to 1
fill_in_grad_act_sizes(bw_act_sizes, model->batch_size, model->seq_len, cfg);
Expand Down Expand Up @@ -1752,4 +1752,4 @@ int main(int argc, char *argv[]) {

return 0;
}
#endif
#endif
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