github.com/lmars/docker@v1.6.0-rc2/daemon/graphdriver/driver_linux.go (about) 1 package graphdriver 2 3 import ( 4 "path" 5 "syscall" 6 ) 7 8 func GetFSMagic(rootpath string) (FsMagic, error) { 9 var buf syscall.Statfs_t 10 if err := syscall.Statfs(path.Dir(rootpath), &buf); err != nil { 11 return 0, err 12 } 13 return FsMagic(buf.Type), nil 14 }