Isn't it solved by adding an abstraction layer between the storage and the filesystem, the way "vdo" ( https://github.com/dm-vdo/vdo https://github.com/dm-vdo/v

Isn't it solved by adding an abstraction layer between the storage and the filesystem, the way "vdo" ( https://github.com/dm-vdo/vdo https://github.com/dm-vdo/vdo ) does it?