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Merge pull request #36437 from kolyshkin/dm-unused

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devmapper.Mounted: remove
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Brian Goff 2018-03-05 18:14:36 -08:00 committed by GitHub
commit a6b1d2ea29
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1 changed files with 0 additions and 22 deletions
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22
daemon/graphdriver/devmapper/mount.go
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@ -6,30 +6,8 @@ import (
"bytes" "bytes"
"fmt" "fmt"
"os" "os"
"path/filepath"
"golang.org/x/sys/unix"
) )
// FIXME: this is copy-pasted from the aufs driver.
// It should be moved into the core.
// Mounted returns true if a mount point exists.
func Mounted(mountpoint string) (bool, error) {
var mntpointSt unix.Stat_t
if err := unix.Stat(mountpoint, &mntpointSt); err != nil {
if os.IsNotExist(err) {
return false, nil
}
return false, err
}
var parentSt unix.Stat_t
if err := unix.Stat(filepath.Join(mountpoint, ".."), &parentSt); err != nil {
return false, err
}
return mntpointSt.Dev != parentSt.Dev, nil
}
type probeData struct { type probeData struct {
fsName string fsName string
magic string magic string