DarthAffe/stable-diffusion.cpp
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fix: allow oversized Vulkan parameter tensors (#1662)

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leejet 2026-06-15 23:18:52 +08:00 committed by GitHub
parent bb90bfa00f
commit 6e66a1a4a4
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1 changed files with 2 additions and 7 deletions
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src/model_manager.cpp
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@ -577,13 +577,8 @@ bool ModelManager::alloc_params_buffers(const std::vector<TensorState*>& states,
for (TensorState* state : states) {
ggml_tensor* tensor = state->tensor;
size_t tensor_size = GGML_PAD(ggml_backend_buft_get_alloc_size(params_buft, tensor), alignment);
if (max_size > 0 && tensor_size > max_size) {
LOG_ERROR("model manager tensor '%s' is too large for params buffer: %zu > %zu",
ggml_get_name(tensor),
tensor_size,
max_size);
return false;
}
// Some backends, e.g. Vulkan, report a preferred chunk size here rather than a
// hard per-tensor allocation limit. Oversized tensors are allocated alone.
if (!chunk.empty() && max_size > 0 && chunk_size + tensor_size > max_size) {
if (!alloc_chunk(chunk, chunk_size)) {
return false;