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Merge pull request #19873 from HackToday/refactorfs

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Make btrfs call same interface as others
This commit is contained in:
Brian Goff 2016-02-01 10:36:59 -05:00
commit 967848419a
1 changed files with 3 additions and 4 deletions
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7
daemon/graphdriver/btrfs/btrfs.go
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@ -31,14 +31,13 @@ func init() {
// Init returns a new BTRFS driver. // Init returns a new BTRFS driver.
// An error is returned if BTRFS is not supported. // An error is returned if BTRFS is not supported.
func Init(home string, options []string, uidMaps, gidMaps []idtools.IDMap) (graphdriver.Driver, error) { func Init(home string, options []string, uidMaps, gidMaps []idtools.IDMap) (graphdriver.Driver, error) {
rootdir := path.Dir(home)
var buf syscall.Statfs_t fsMagic, err := graphdriver.GetFSMagic(home)
if err := syscall.Statfs(rootdir, &buf); err != nil { if err != nil {
return nil, err return nil, err
} }
if graphdriver.FsMagic(buf.Type) != graphdriver.FsMagicBtrfs { if fsMagic != graphdriver.FsMagicBtrfs {
return nil, graphdriver.ErrPrerequisites return nil, graphdriver.ErrPrerequisites
} }