statfs := &unix.Statfs_t{}
	err := unix.Statfs(path, statfs)
	if err != nil {
		return 0, 0, 0, 0, 0, 0, err
	}

	// Available is blocks available * fragment size
	available := int64(statfs.Bavail) * int64(statfs.Bsize)

	// Capacity is total block count * fragment size
	capacity := int64(statfs.Blocks) * int64(statfs.Bsize)

package fs

// A StatFS is a file system with a Stat method.
type StatFS interface {
	FS

	// Stat returns a FileInfo describing the file.
	// If there is an error, it should be of type *PathError.
	Stat(name string) (FileInfo, error)
}

// Stat returns a [FileInfo] describing the named file from the file system.
//
// If fs implements [StatFS], Stat calls fs.Stat.

limitations under the License.
*/

package volume_test

import (
	"golang.org/x/sys/unix"
)

func getExpectedBlockSize(path string) int64 {
	statfs := &unix.Statfs_t{}
	err := unix.Statfs(path, statfs)
	if err != nil {
		return 0
	}

	return int64(statfs.Bsize)

	if err != nil {
		return v1.StorageMediumDefault, false, nil, fmt.Errorf("IsLikelyNotMountPoint(%q): %v", path, err)
	}

	buf := unix.Statfs_t{}
	if err := unix.Statfs(path, &buf); err != nil {
		return v1.StorageMediumDefault, false, nil, fmt.Errorf("statfs(%q): %v", path, err)
	}

	klog.V(3).Infof("Statfs_t of %v: %+v", path, buf)

	if buf.Type == linuxTmpfsMagic {
		return v1.StorageMediumMemory, !notMnt, nil, nil

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package fs_test

import (
	"fmt"
	. "io/fs"
	"testing"
)

type statOnly struct{ StatFS }

func (statOnly) Open(name string) (File, error) { return nil, ErrNotExist }

func TestStat(t *testing.T) {
	check := func(desc string, info FileInfo, err error) {
		t.Helper()

	SYS_SETSID        = 147 // { int setsid(void); }
	SYS_QUOTACTL      = 148 // { int quotactl(char *path, int cmd, int uid, \
	SYS_STATFS        = 157 // { int statfs(char *path, struct statfs *buf); }
	SYS_FSTATFS       = 158 // { int fstatfs(int fd, struct statfs *buf); }
	SYS_GETFH         = 161 // { int getfh(char *fname, struct fhandle *fhp); }
	SYS_GETDOMAINNAME = 162 // { int getdomainname(char *domainname, int len); }

//sys	Lstat(path string, stat *Stat_t) (err error)
//sys	ptrace1(request int, pid int, addr uintptr, data uintptr) (err error) = SYS_ptrace
//sys	Stat(path string, stat *Stat_t) (err error)

//sys	Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64
//sys	ptrace1(request int, pid int, addr uintptr, data uintptr) (err error) = SYS_ptrace
//sys	Stat(path string, stat *Stat_t) (err error) = SYS_STAT64

import (
	"errors"
	"fmt"
	"syscall"
)

// GetInfo returns total and free bytes available in a directory, e.g. `/`.
func GetInfo(path string, _ bool) (info Info, err error) {
	s := syscall.Statfs_t{}
	err = syscall.Statfs(path, &s)
	if err != nil {
		return Info{}, err
	}
	reservedBlocks := s.Bfree - uint64(s.Bavail)
	info = Info{
		Total:  uint64(s.Bsize) * (s.Blocks - reservedBlocks),
		Free:   uint64(s.Bsize) * uint64(s.Bavail),

import (
	"errors"
	"fmt"
	"syscall"
)

// GetInfo returns total and free bytes available in a directory, e.g. `/`.
func GetInfo(path string, _ bool) (info Info, err error) {
	s := syscall.Statfs_t{}
	err = syscall.Statfs(path, &s)
	if err != nil {
		return Info{}, err
	}
	reservedBlocks := s.Bfree - s.Bavail
	info = Info{
		Total:  uint64(s.Bsize) * (s.Blocks - reservedBlocks),
		Free:   uint64(s.Bsize) * s.Bavail,