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Leverage mmap for offloading tensors to GPU (#1597)

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* Rebase to latest

* Show progress

* Add assert to make sure we only allocate temp buffer for non-CPU backend tensor

Co-authored-by: Johannes Gäßler <johannesg@5d6.de>

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Co-authored-by: Johannes Gäßler <johannesg@5d6.de>
This commit is contained in:
Howard Su
2023-06-12 20:44:16 +08:00
committed by GitHub
parent 8c0a10e64d
commit 58970a4c39
5 changed files with 56 additions and 115 deletions
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3
ggml-cuda.h
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@@ -24,7 +24,8 @@ void ggml_cuda_mul_mat(const struct ggml_tensor * src0, const struct ggml_tens
void * ggml_cuda_host_malloc(size_t size);
void ggml_cuda_host_free(void * ptr);
void ggml_cuda_load_data(const char * fname, struct ggml_tensor * tensors, size_t offset);
void ggml_cuda_transform_tensor(void * data, struct ggml_tensor * tensor);
void ggml_cuda_free_data(struct ggml_tensor * tensor);
void ggml_cuda_assign_buffers(struct ggml_tensor * tensor);
void ggml_cuda_set_main_device(int main_device);