args: refactor mlock/mmap/directio into load-mode (#20834)

* args: overhaul mmap/mlock/dio into single arg

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* docs: update docs with llama-gen-docs

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* chore: satisfy code quality

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* args: make the `+` sign an actual modifier now

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* chore: general code clean up + comments

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* arg: fix deprecated flags support

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* arg: quick sanity check

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* bench: sync llama-bench argument parsing

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* fix: bugfix variable behaviour + llama-bench lm column size

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* arg: inverse commands should do the opposite instead of doing nothing

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* bench: fix incorrect dash

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* bench: fix missing modifiers for deprecated flags

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* llama: switch back to thread_local

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* arg: switch back to single enum

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* docs: update arg docs

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* chore: fix missing `mlock` from llama_load_mode_from_str + cleanup llama-bench

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* llama: fix mlock not activating

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* arg: add deprecation warning when old and new flags are combined

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* arg: cont add comment for todo in the future

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* docs: sync with upstream

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

* docs: re-sync with upstream again

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>

---------

Signed-off-by: Aaron Teo <aaron.teo1@ibm.com>
This commit is contained in:
Aaron Teo
2026-07-23 20:32:56 +08:00
committed by GitHub
parent da296d6e72
commit e6dd0e29a6
20 changed files with 315 additions and 207 deletions
+24 -2
View File
@@ -46,6 +46,28 @@ const char * llama_flash_attn_type_name(enum llama_flash_attn_type flash_attn_ty
GGML_ABORT("fatal error");
}
const char * llama_load_mode_name(enum llama_load_mode load_mode) {
switch (load_mode) {
case LLAMA_LOAD_MODE_NONE:
return "none";
case LLAMA_LOAD_MODE_MMAP:
return "mmap";
case LLAMA_LOAD_MODE_MLOCK:
return "mlock";
case LLAMA_LOAD_MODE_DIRECT_IO:
return "dio";
}
GGML_ABORT("fatal error");
}
enum llama_load_mode llama_load_mode_from_str(const char * str) {
if (std::strcmp(str, "none") == 0) { return LLAMA_LOAD_MODE_NONE; }
if (std::strcmp(str, "mmap") == 0) { return LLAMA_LOAD_MODE_MMAP; }
if (std::strcmp(str, "mlock") == 0) { return LLAMA_LOAD_MODE_MLOCK; }
if (std::strcmp(str, "dio") == 0) { return LLAMA_LOAD_MODE_DIRECT_IO; }
throw std::invalid_argument(std::string("unknown load mode: ") + str);
}
struct llama_sampler_chain_params llama_sampler_chain_default_params() {
struct llama_sampler_chain_params result = {
/*.no_perf =*/ true,
@@ -279,7 +301,7 @@ static bool llama_prepare_model_devices(const llama_model_params & params, llama
static std::pair<int, llama_model *> llama_model_load(struct gguf_context * metadata, llama_model_set_tensor_data_t set_tensor_data, void * set_tensor_data_ud,
const std::string & fname, std::vector<std::string> & splits, FILE * file, llama_model_params & params) {
try {
llama_model_loader ml(metadata, set_tensor_data, set_tensor_data_ud, fname, splits, file, params.use_mmap, params.use_direct_io,
llama_model_loader ml(metadata, set_tensor_data, set_tensor_data_ud, fname, splits, file, params.load_mode,
params.check_tensors, params.no_alloc, params.kv_overrides, params.tensor_buft_overrides);
ml.print_info();
@@ -412,7 +434,7 @@ struct llama_model * llama_model_init_from_user(
GGML_ASSERT(metadata != nullptr);
std::string path_model;
std::vector<std::string> splits = {};
params.use_mmap = false;
params.load_mode = LLAMA_LOAD_MODE_NONE;
params.use_extra_bufts = false;
return llama_model_load_from_file_impl(metadata, set_tensor_data, set_tensor_data_ud, path_model, splits, /*file*/ nullptr, params);
}