rebase: update replaced k8s.io modules to v0.33.0

Signed-off-by: Niels de Vos <ndevos@ibm.com>

e2e/vendor/github.com/opencontainers/cgroups/fs/hugetlb.go

@@ -0,0 +1,83 @@
+package fs
+
+import (
+	"errors"
+	"os"
+	"strconv"
+
+	"github.com/opencontainers/cgroups"
+	"github.com/opencontainers/cgroups/fscommon"
+)
+
+type HugetlbGroup struct{}
+
+func (s *HugetlbGroup) Name() string {
+	return "hugetlb"
+}
+
+func (s *HugetlbGroup) Apply(path string, _ *cgroups.Resources, pid int) error {
+	return apply(path, pid)
+}
+
+func (s *HugetlbGroup) Set(path string, r *cgroups.Resources) error {
+	const suffix = ".limit_in_bytes"
+	skipRsvd := false
+
+	for _, hugetlb := range r.HugetlbLimit {
+		prefix := "hugetlb." + hugetlb.Pagesize
+		val := strconv.FormatUint(hugetlb.Limit, 10)
+		if err := cgroups.WriteFile(path, prefix+suffix, val); err != nil {
+			return err
+		}
+		if skipRsvd {
+			continue
+		}
+		if err := cgroups.WriteFile(path, prefix+".rsvd"+suffix, val); err != nil {
+			if errors.Is(err, os.ErrNotExist) {
+				skipRsvd = true
+				continue
+			}
+			return err
+		}
+	}
+
+	return nil
+}
+
+func (s *HugetlbGroup) GetStats(path string, stats *cgroups.Stats) error {
+	if !cgroups.PathExists(path) {
+		return nil
+	}
+	rsvd := ".rsvd"
+	hugetlbStats := cgroups.HugetlbStats{}
+	for _, pageSize := range cgroups.HugePageSizes() {
+	again:
+		prefix := "hugetlb." + pageSize + rsvd
+
+		value, err := fscommon.GetCgroupParamUint(path, prefix+".usage_in_bytes")
+		if err != nil {
+			if rsvd != "" && errors.Is(err, os.ErrNotExist) {
+				rsvd = ""
+				goto again
+			}
+			return err
+		}
+		hugetlbStats.Usage = value
+
+		value, err = fscommon.GetCgroupParamUint(path, prefix+".max_usage_in_bytes")
+		if err != nil {
+			return err
+		}
+		hugetlbStats.MaxUsage = value
+
+		value, err = fscommon.GetCgroupParamUint(path, prefix+".failcnt")
+		if err != nil {
+			return err
+		}
+		hugetlbStats.Failcnt = value
+
+		stats.HugetlbStats[pageSize] = hugetlbStats
+	}
+
+	return nil
+}