mkfs: introduce erofs_mkfs_default_options()

Gather all default settings, and generate UUID before
parse_options_cfg(), therefore the UUID can be overridden
later by command line for reproducible images.

Link: https://lore.kernel.org/r/20201030123020.133084-3-hsiangkao@redhat.com
Reviewed-by: Li Guifu <bluce.lee@aliyun.com>
Signed-off-by: Gao Xiang <hsiangkao@redhat.com>
1 file changed