add in checkpoint restoration option, you can restore a checkpoint by giving a direct...

add in checkpoint restoration option, you can restore a checkpoint by giving a directory, and then giving a checkpoint number, the earliest checkpoint is 1, the latest is N.  the default checkpoint directory is the cwd.

so you can restore by a command line like this:

m5.opt fs.py --checkpoint_dir="/my/ckpt/dir" -c 3

configs/example/fs.py:
    add in checkpoint restoration option, you can restore a checkpoint by giving a directory, and then giving a checkpoint number, the earliest checkpoint is 1, the latest is N.

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extra : convert_revision : bf9c8d3265a3875cdfb6a878005baa7ae29af90d