freeze (NVIDIA-NeMo#7152)

Signed-off-by: arendu <[email protected]>

Author: arendu

nemo/collections/nlp/models/language_modeling/megatron_gpt_peft_models.py

@@ -38,6 +38,7 @@ def __init__(self, cfg: DictConfig, trainer: Trainer):
         super().__init__(cfg, trainer)
         self.setup_complete = False
         self.base_keys = self.get_all_keys()
+        self.freeze()
         self.init_peft_modules()
         self.adapter_keys = self.get_all_keys() - self.base_keys