pkg/domain/infra/abi/containers.go: Remove Cgroups v1

Signed-off-by: Lokesh Mandvekar <[email protected]>

Author: lsm5

pkg/domain/infra/abi/containers.go

@@ -34,7 +34,6 @@ import (
 	"github.com/containers/podman/v6/pkg/util"
 	"github.com/hashicorp/go-multierror"
 	"github.com/sirupsen/logrus"
-	"go.podman.io/common/pkg/cgroups"
 	"go.podman.io/common/pkg/config"
 	"go.podman.io/image/v5/manifest"
 	"go.podman.io/storage"
@@ -1620,15 +1619,6 @@ func (ic *ContainerEngine) ContainerStats(ctx context.Context, namesOrIds []stri
 	if options.Interval < 1 {
 		return nil, errors.New("invalid interval, must be a positive number greater zero")
 	}
-	if rootless.IsRootless() {
-		unified, err := cgroups.IsCgroup2UnifiedMode()
-		if err != nil {
-			return nil, err
-		}
-		if !unified {
-			return nil, errors.New("stats is not supported in rootless mode without cgroups v2")
-		}
-	}
 	statsChan = make(chan entities.ContainerStatsReport, 1)
 
 	var containerFunc func() ([]*libpod.Container, error)