[PATCH 4/4] mkfs: add option to use a pre-defined UUID

[Li GuiFu]

On 2020/10/30 20:30, Gao Xiang wrote:
> Usage: mkfs.erofs -U<uuid> <imagefile> <srcdir>
> 
> The filesystem UUID can now be optionally specified during filesystem
> creation. The default behavior is still to generate a random UUID.
> 
> This is useful for reproducible builds.
> 
> Signed-off-by: Gao Xiang <hsiangkao at redhat.com>

It looks good
Reviewed-by: Li Guifu <bluce.lee at aliyun.com>
Thanks,