| // +build linux |
| |
| package overlayutils |
| |
| import ( |
| "errors" |
| "fmt" |
| ) |
| |
| // ErrDTypeNotSupported denotes that the backing filesystem doesn't support d_type. |
| func ErrDTypeNotSupported(driver, backingFs string) error { |
| msg := fmt.Sprintf("%s: the backing %s filesystem is formatted without d_type support, which leads to incorrect behavior.", driver, backingFs) |
| if backingFs == "xfs" { |
| msg += " Reformat the filesystem with ftype=1 to enable d_type support." |
| } |
| msg += " Running without d_type support will no longer be supported in Docker 17.12." |
| return errors.New(msg) |
| } |
