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Add disable_mmap to option to Pipeline #12680

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Add disable_mmap to option to Pipeline #12680

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5 changes: 4 additions & 1 deletion src/diffusers/models/model_loading_utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -354,8 +354,9 @@ def _load_shard_file(
state_dict_folder=None,
ignore_mismatched_sizes=False,
low_cpu_mem_usage=False,
disable_mmap=False,
):
state_dict = load_state_dict(shard_file, dduf_entries=dduf_entries)
state_dict = load_state_dict(shard_file, dduf_entries=dduf_entries, disable_mmap=disable_mmap)
mismatched_keys = _find_mismatched_keys(
state_dict,
model_state_dict,
Expand Down Expand Up @@ -401,6 +402,7 @@ def _load_shard_files_with_threadpool(
state_dict_folder=None,
ignore_mismatched_sizes=False,
low_cpu_mem_usage=False,
disable_mmap=False,
):
# Do not spawn anymore workers than you need
num_workers = min(len(shard_files), DEFAULT_HF_PARALLEL_LOADING_WORKERS)
Expand All @@ -427,6 +429,7 @@ def _load_shard_files_with_threadpool(
state_dict_folder=state_dict_folder,
ignore_mismatched_sizes=ignore_mismatched_sizes,
low_cpu_mem_usage=low_cpu_mem_usage,
disable_mmap=disable_mmap,
)

with ThreadPoolExecutor(max_workers=num_workers) as executor:
Expand Down
3 changes: 3 additions & 0 deletions src/diffusers/models/modeling_utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1298,6 +1298,7 @@ def from_pretrained(cls, pretrained_model_name_or_path: Optional[Union[str, os.P
keep_in_fp32_modules=keep_in_fp32_modules,
dduf_entries=dduf_entries,
is_parallel_loading_enabled=is_parallel_loading_enabled,
disable_mmap=disable_mmap,
)
loading_info = {
"missing_keys": missing_keys,
Expand Down Expand Up @@ -1584,6 +1585,7 @@ def _load_pretrained_model(
offload_folder: Optional[Union[str, os.PathLike]] = None,
dduf_entries: Optional[Dict[str, DDUFEntry]] = None,
is_parallel_loading_enabled: Optional[bool] = False,
disable_mmap: bool = False,
):
model_state_dict = model.state_dict()
expected_keys = list(model_state_dict.keys())
Expand Down Expand Up @@ -1652,6 +1654,7 @@ def _load_pretrained_model(
state_dict_folder=state_dict_folder,
ignore_mismatched_sizes=ignore_mismatched_sizes,
low_cpu_mem_usage=low_cpu_mem_usage,
disable_mmap=disable_mmap,
)

if is_parallel_loading_enabled:
Expand Down
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