// A volume that is both attached and mounted on a node is considered to be used once, not twice.
	// The same rule applies for a unique volume that is shared among multiple pods on the same node.
	// If this field is not specified, then the supported number of volumes on this node is unbounded.
	// +optional
	Count *int32 `json:"count,omitempty" protobuf:"varint,1,opt,name=count"`
}

	// this just could be volumeID
	DevicePath string

	// DeviceMountPath location where device is mounted on the node. If volume type
	// is attachable - this would be global mount path otherwise
	// it would be location where volume was mounted for the pod
	DeviceMountPath string

	// DeviceStagingPath stores location where the volume is staged
	DeviceStagePath string

def LowerRoundOpOnFloatTensor : Pat<
  (TF_RoundOp:$res TF_FloatTensor:$input),
  (TF_SelectV2Op
    (TF_EqualOp
      (TF_ConstOp:$zero (GetScalarOfFloatType<"0.0"> $input)),
      (TF_SelectV2Op:$rounded
        (TF_LogicalOrOp
          (TF_GreaterOp
            (TF_SubOp:$fraction $input, (TF_FloorOp:$round_val $input)),
            (TF_ConstOp:$half (GetScalarOfFloatType<"0.5"> $input))
          ),

	mounter := plugin.host.GetMounter(plugin.GetPluginName())
	// Try really hard to get the global mount of the volume, an error returned from here would
	// leave the global mount still mounted, while marking the volume as unused.
	// The volume can then be mounted on several nodes, resulting in volume
	// corruption.
	paths, err := util.GetReliableMountRefs(mounter, mountPath)
	if io.IsInconsistentReadError(err) {

				}
			}
		}
	}

	if expectedCgroups.Len() > 0 {
		return f, fmt.Errorf("%s - Following Cgroup subsystem not mounted: %v", localErr, sets.List(expectedCgroups))
	}

	// Check if cpu quota is available.
	// CPU cgroup is required and so it expected to be mounted at this point.
	periodExists, err := utilpath.Exists(utilpath.CheckFollowSymlink, path.Join(cpuMountPoint, "cpu.cfs_period_us"))
	if err != nil {

		// but still, no need to interpret more
		return 0
	}
	if limit == cgroupMemNoLimit {
		// No limit set, It's the highest positive signed 64-bit
		// integer (2^63-1), rounded down to multiples of 4096 (2^12),
		// the most common page size on x86 systems - for cgroup_limits.
		return 0
	}
	return limit
}

func availableMemory() (available uint64) {

			return fmt.Errorf("pod %v: mounted dir %s pagesize is not determined", ed.pod.UID, dir)
		}
		// Medium is: Hugepages-<size>
		// Mounted page size and medium size must be equal
		mediumSize, err := v1helper.HugePageSizeFromMedium(ed.medium)
		if err != nil {
			return err
		}
		if mountPageSize == nil || mediumSize.Cmp(*mountPageSize) != 0 {

		return nil, nil, errInvalidArgument
	}

	// prepare getElapsedTime() to calculate elapsed time since we started trying formatting disks.
	// All times are rounded to avoid showing milli, micro and nano seconds
	formatStartTime := time.Now().Round(time.Second)
	getElapsedTime := func() string {
		return time.Now().Round(time.Second).Sub(formatStartTime).String()
	}

	var (

	if limit == 0 {
		// first record in file
		limit = m.hdrLen + hashOff + 4*numHash
	}
	n := round(uint32(16+len(name)), recordUnit)
	start = round(limit, recordUnit) // should already be rounded but just in case
	if start/pageSize != (start+n)/pageSize {
		// bump start to next page
		start = round(limit, pageSize)
	}
	return start, start + n
}

var memmap = mmap.Mmap
var munmap = mmap.Munmap

}

// HostPathMount contains elements describing volumes that are mounted from the
// host.
type HostPathMount struct {
	// Name of the volume inside the pod template.
	Name string
	// HostPath is the path in the host that will be mounted inside
	// the pod.
	HostPath string
	// MountPath is the path inside the pod where hostPath will be mounted.
	MountPath string
	// ReadOnly controls write access to the volume