Move duplicated FS "magic" values to the graphdriver package so they can be shared Upstream-commit: dccf3362041b4c8f450428f34ec7b4d365b2feaa Component: engine
Move duplicated FS "magic" values to the graphdriver package so they can be shared Upstream-commit: dccf3362041b4c8f450428f34ec7b4d365b2feaa Component: engine