github.com/lazyboychen7/engine@v17.12.1-ce-rc2+incompatible/daemon/graphdriver/aufs/mount.go (about)

     1  // +build linux
     2  
     3  package aufs
     4  
     5  import (
     6  	"os/exec"
     7  
     8  	"github.com/sirupsen/logrus"
     9  	"golang.org/x/sys/unix"
    10  )
    11  
    12  // Unmount the target specified.
    13  func Unmount(target string) error {
    14  	if err := exec.Command("auplink", target, "flush").Run(); err != nil {
    15  		logrus.Warnf("Couldn't run auplink before unmount %s: %s", target, err)
    16  	}
    17  	if err := unix.Unmount(target, 0); err != nil {
    18  		return err
    19  	}
    20  	return nil
    21  }