}

func isFilesystemOfType(mountpoint string, backingDev string, typeMagic int64) bool {
	var buf syscall.Statfs_t
	err := syscall.Statfs(mountpoint, &buf)
	if err != nil {
		klog.Warningf("Warning: Unable to statfs %s: %v", mountpoint, err)
		return false
	}
	if int64(buf.Type) != typeMagic {
		return false
	}
	if answer, _ := SupportsQuotas(mountpoint, FSQuotaAccounting); answer {

//sysnb	Gettimeofday(tp *Timeval) (err error)
//sys	Lstat(path string, stat *Stat_t) (err error) = SYS_lstat64
//sys	Stat(path string, stat *Stat_t) (err error) = SYS_stat64
//sys	Statfs(path string, stat *Statfs_t) (err error) = SYS_statfs64
//sys   fstatat(fd int, path string, stat *Stat_t, flags int) (err error) = SYS_fstatat64
//sys   ptrace(request int, pid int, addr uintptr, data uintptr) (err error)

//sys	Fstatfs(fd int, stat *Statfs_t) (err error)
//sysnb	Gettimeofday(tp *Timeval) (err error)
//sys	Lstat(path string, stat *Stat_t) (err error)
//sys	Stat(path string, stat *Stat_t) (err error)
//sys	Statfs(path string, stat *Statfs_t) (err error)
//sys	fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
//sys	ptrace(request int, pid int, addr uintptr, data uintptr) (err error)

	}
	return fsTypeString
}

// 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.Frsize) * (s.Blocks - reservedBlocks),
		Free:   uint64(s.Frsize) * s.Bavail,

// and gathering filesystem info for the Volume path.
func (md *metricsStatFS) GetMetrics() (*Metrics, error) {
	startTime := time.Now()
	defer servermetrics.CollectVolumeStatCalDuration("statfs", startTime)

	metrics := &Metrics{Time: metav1.Now()}
	if md.path == "" {
		return metrics, NewNoPathDefinedError()
	}

	err := md.getFsInfo(metrics)
	if err != nil {
		return metrics, err
	}

package syscall

/*
#include <sys/types.h>
#include <sys/time.h>
#include <sys/limits.h>
#include <sys/un.h>
#include <sys/utsname.h>
#include <sys/ptrace.h>
#include <sys/statfs.h>

#include <net/if.h>
#include <net/if_dl.h>
#include <netinet/in.h>
#include <netinet/icmp6.h>

#include <termios.h>

#include <dirent.h>
#include <fcntl.h>
#include <gcrypt.h>

enum {

	}
	return fsTypeString
}

// 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.Frsize) * (s.Blocks - reservedBlocks),
		Free:   uint64(s.Frsize) * s.Bavail,

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

// GetInfo returns total and free bytes available in a directory, e.g. `/`.
func GetInfo(path string, firstTime 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.Frsize) * (s.Blocks - reservedBlocks),
		Free:  uint64(s.Frsize) * s.Bavail,

//sys	Shutdown(fd int, how int) (err error)
//sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
//sys	Stat(path string, stat *Stat_t) (err error)
//sys	Statfs(path string, buf *Statfs_t) (err error)
//sys	Truncate(path string, length int64) (err error)
//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
//sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)

//sysnb	setrlimit(resource int, rlim *Rlimit) (err error) = SYS_SETRLIMIT
//sys	Shutdown(fd int, how int) (err error)
//sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
//sys	Statfs(path string, buf *Statfs_t) (err error)
//sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
//sys	Truncate(path string, length int64) (err error)
//sys	Ustat(dev int, ubuf *Ustat_t) (err error)