@@ -2096,7 +2096,6 @@ definitions:

         type: "array"

         x-omitempty: true

         items:

-          x-nullable: true

           x-go-type:

             type: Summary

@@ -2279,7 +2278,6 @@ definitions:

         type: "array"

         x-omitempty: true

         items:

-          x-nullable: true

           x-go-type:

             type: Volume

@@ -2893,7 +2891,6 @@ definitions:

         type: "array"

         x-omitempty: true

         items:

-          x-nullable: true

           x-go-type:

             type: CacheRecord

@@ -5617,7 +5614,6 @@ definitions:

         type: "array"

         x-omitempty: true

         items:

-          x-nullable: true

           x-go-type:

             type: Summary

@@ -2096,7 +2096,6 @@ definitions:

         type: "array"

         x-omitempty: true

         items:

-          x-nullable: true

           x-go-type:

             type: Summary

@@ -2279,7 +2278,6 @@ definitions:

         type: "array"

         x-omitempty: true

         items:

-          x-nullable: true

           x-go-type:

             type: Volume

@@ -2893,7 +2891,6 @@ definitions:

         type: "array"

         x-omitempty: true

         items:

-          x-nullable: true

           x-go-type:

             type: CacheRecord

@@ -5617,7 +5614,6 @@ definitions:

         type: "array"

         x-omitempty: true

         items:

-          x-nullable: true

           x-go-type:

             type: Summary

@@ -17,7 +17,7 @@ type DiskUsage struct {

 	// List of build cache records.

 	//

-	Items []*CacheRecord `json:"Items,omitempty"`

+	Items []CacheRecord `json:"Items,omitempty"`

 	// Disk space that can be reclaimed by removing inactive build cache records.

 	//

@@ -17,7 +17,7 @@ type DiskUsage struct {

 	// List of container summaries.

 	//

-	Items []*Summary `json:"Items,omitempty"`

+	Items []Summary `json:"Items,omitempty"`

 	// Disk space that can be reclaimed by removing inactive containers.

 	//

@@ -17,7 +17,7 @@ type DiskUsage struct {

 	// List of image summaries.

 	//

-	Items []*Summary `json:"Items,omitempty"`

+	Items []Summary `json:"Items,omitempty"`

 	// Disk space that can be reclaimed by removing unused images.

 	//

@@ -17,7 +17,7 @@ type DiskUsage struct {

 	// List of volumes.

 	//

-	Items []*Volume `json:"Items,omitempty"`

+	Items []Volume `json:"Items,omitempty"`

 	// Disk space that can be reclaimed by removing inactive volumes.

 	//

@@ -5,6 +5,7 @@ import (

 	"encoding/json"

 	"fmt"

 	"net/url"

+	"slices"

 	"github.com/moby/moby/api/types/build"

 	"github.com/moby/moby/api/types/container"

@@ -151,14 +152,7 @@ func (cli *Client) DiskUsage(ctx context.Context, options DiskUsageOptions) (Dis

 		return DiskUsageResult{}, fmt.Errorf("Error retrieving disk usage: %v", err)

 	}

-	var (

-		r              DiskUsageResult

-		imagesFrom     = []*image.Summary{}

-		containersFrom = []*container.Summary{}

-		volumesFrom    = []*volume.Volume{}

-		buildCacheFrom = []*build.CacheRecord{}

-	)

-

+	var r DiskUsageResult

 	if du.ImageUsage != nil {

 		r.Images = ImagesDiskUsage{

 			ActiveImages: du.ImageUsage.ActiveImages,

@@ -168,7 +162,7 @@ func (cli *Client) DiskUsage(ctx context.Context, options DiskUsageOptions) (Dis

 		}

 		if options.Verbose {

-			imagesFrom = du.ImageUsage.Items

+			r.Images.Items = slices.Clone(du.ImageUsage.Items)

 		}

 	} else {

 		// Fallback for legacy response.

@@ -176,16 +170,17 @@ func (cli *Client) DiskUsage(ctx context.Context, options DiskUsageOptions) (Dis

 			TotalSize: du.LayersSize,

 		}

-		if du.Images != nil && options.Verbose {

-			imagesFrom = du.Images

+		if options.Verbose {

+			r.Images.Items = slices.Collect(func(yield func(image.Summary) bool) {

+				for _, i := range du.Images {

+					if !yield(*i) {

+						return

+					}

+				}

+			})

 		}

 	}

-	r.Images.Items = make([]image.Summary, len(imagesFrom))

-	for i, ii := range imagesFrom {

-		r.Images.Items[i] = *ii

-	}

-

 	if du.ContainerUsage != nil {

 		r.Containers = ContainersDiskUsage{

 			ActiveContainers: du.ContainerUsage.ActiveContainers,

@@ -195,16 +190,17 @@ func (cli *Client) DiskUsage(ctx context.Context, options DiskUsageOptions) (Dis

 		}

 		if options.Verbose {

-			containersFrom = du.ContainerUsage.Items

+			r.Containers.Items = slices.Clone(du.ContainerUsage.Items)

 		}

 	} else if du.Containers != nil && options.Verbose {

 		// Fallback for legacy response.

-		containersFrom = du.Containers

-	}

-

-	r.Containers.Items = make([]container.Summary, len(containersFrom))

-	for i, c := range containersFrom {

-		r.Containers.Items[i] = *c

+		r.Containers.Items = slices.Collect(func(yield func(container.Summary) bool) {

+			for _, c := range du.Containers {

+				if !yield(*c) {

+					return

+				}

+			}

+		})

 	}

 	if du.BuildCacheUsage != nil {

@@ -216,16 +212,17 @@ func (cli *Client) DiskUsage(ctx context.Context, options DiskUsageOptions) (Dis

 		}

 		if options.Verbose {

-			buildCacheFrom = du.BuildCacheUsage.Items

+			r.BuildCache.Items = slices.Clone(du.BuildCacheUsage.Items)

 		}

 	} else if du.BuildCache != nil && options.Verbose {

 		// Fallback for legacy response.

-		buildCacheFrom = du.BuildCache

-	}

-

-	r.BuildCache.Items = make([]build.CacheRecord, len(buildCacheFrom))

-	for i, b := range buildCacheFrom {

-		r.BuildCache.Items[i] = *b

+		r.BuildCache.Items = slices.Collect(func(yield func(build.CacheRecord) bool) {

+			for _, b := range du.BuildCache {

+				if !yield(*b) {

+					return

+				}

+			}

+		})

 	}

 	if du.VolumeUsage != nil {

@@ -237,16 +234,17 @@ func (cli *Client) DiskUsage(ctx context.Context, options DiskUsageOptions) (Dis

 		}

 		if options.Verbose {

-			volumesFrom = du.VolumeUsage.Items

+			r.Volumes.Items = slices.Clone(du.VolumeUsage.Items)

 		}

 	} else if du.Volumes != nil && options.Verbose {

 		// Fallback for legacy response.

-		volumesFrom = du.Volumes

-	}

-

-	r.Volumes.Items = make([]volume.Volume, len(volumesFrom))

-	for i, v := range volumesFrom {

-		r.Volumes.Items[i] = *v

+		r.Volumes.Items = slices.Collect(func(yield func(volume.Volume) bool) {

+			for _, v := range du.Volumes {

+				if !yield(*v) {

+					return

+				}

+			}

+		})

 	}

 	return r, nil

@@ -33,7 +33,7 @@ func TestDiskUsage(t *testing.T) {

 				TotalImages:  0,

 				Reclaimable:  0,

 				TotalSize:    4096,

-				Items:        []*image.Summary{},

+				Items:        []image.Summary{},

 			},

 		})(req)

 	}))

@@ -5,6 +5,7 @@ import (

 	"encoding/json"

 	"fmt"

 	"net/http"

+	"slices"

 	"strconv"

 	"time"

@@ -230,7 +231,13 @@ func (s *systemRouter) getDiskUsage(ctx context.Context, w http.ResponseWriter,

 			v.LayersSize = systemDiskUsage.Images.TotalSize //nolint: staticcheck,SA1019: v.LayersSize is deprecated: kept to maintain backwards compatibility with API < v1.52, use [ImagesDiskUsage.TotalSize] instead.

 			v.Images = systemDiskUsage.Images.Items         //nolint: staticcheck,SA1019: v.Images is deprecated: kept to maintain backwards compatibility with API < v1.52, use [ImagesDiskUsage.Items] instead.

 		} else if verbose {

-			v.ImageUsage.Items = systemDiskUsage.Images.Items

+			v.ImageUsage.Items = slices.Collect(func(yield func(image.Summary) bool) {

+				for _, i := range systemDiskUsage.Images.Items {

+					if !yield(*i) {

+						return

+					}

+				}

+			})

 		}

 	}

 	if systemDiskUsage != nil && systemDiskUsage.Containers != nil {

@@ -244,7 +251,13 @@ func (s *systemRouter) getDiskUsage(ctx context.Context, w http.ResponseWriter,

 		if legacyFields {

 			v.Containers = systemDiskUsage.Containers.Items //nolint: staticcheck,SA1019: v.Containers is deprecated: kept to maintain backwards compatibility with API < v1.52, use [ContainersDiskUsage.Items] instead.

 		} else if verbose {

-			v.ContainerUsage.Items = systemDiskUsage.Containers.Items

+			v.ContainerUsage.Items = slices.Collect(func(yield func(container.Summary) bool) {

+				for _, c := range systemDiskUsage.Containers.Items {

+					if !yield(*c) {

+						return

+					}

+				}

+			})

 		}

 	}

 	if systemDiskUsage != nil && systemDiskUsage.Volumes != nil {

@@ -258,7 +271,13 @@ func (s *systemRouter) getDiskUsage(ctx context.Context, w http.ResponseWriter,

 		if legacyFields {

 			v.Volumes = systemDiskUsage.Volumes.Items //nolint: staticcheck,SA1019: v.Volumes is deprecated: kept to maintain backwards compatibility with API < v1.52, use [VolumesDiskUsage.Items] instead.

 		} else if verbose {

-			v.VolumeUsage.Items = systemDiskUsage.Volumes.Items

+			v.VolumeUsage.Items = slices.Collect(func(yield func(volume.Volume) bool) {

+				for _, v := range systemDiskUsage.Volumes.Items {

+					if !yield(*v) {

+						return

+					}

+				}

+			})

 		}

 	}

 	if getBuildCache {

@@ -289,7 +308,13 @@ func (s *systemRouter) getDiskUsage(ctx context.Context, w http.ResponseWriter,

 		if legacyFields {

 			v.BuildCache = buildCache //nolint: staticcheck,SA1019: v.BuildCache is deprecated: kept to maintain backwards compatibility with API < v1.52, use [BuildCacheDiskUsage.Items] instead.

 		} else if verbose {

-			v.BuildCacheUsage.Items = buildCache

+			v.BuildCacheUsage.Items = slices.Collect(func(yield func(buildtypes.CacheRecord) bool) {

+				for _, b := range buildCache {

+					if !yield(*b) {

+						return

+					}

+				}

+			})

 		}

 	}

 	return httputils.WriteJSON(w, http.StatusOK, v)

@@ -5,10 +5,6 @@ import (

 	"testing"

 	"github.com/google/go-cmp/cmp/cmpopts"

-	"github.com/moby/moby/api/types/build"

-	containertypes "github.com/moby/moby/api/types/container"

-	"github.com/moby/moby/api/types/image"

-	"github.com/moby/moby/api/types/volume"

 	"github.com/moby/moby/client"

 	"github.com/moby/moby/v2/integration/internal/container"

 	"github.com/moby/moby/v2/internal/testutil"

@@ -56,19 +52,12 @@ func TestDiskUsage(t *testing.T) {

 				}

 				assert.DeepEqual(t, du, client.DiskUsageResult{

-					Containers: client.ContainersDiskUsage{

-						Items: []containertypes.Summary{},

-					},

+					Containers: client.ContainersDiskUsage{},

 					Images: client.ImagesDiskUsage{

 						TotalSize: expectedLayersSize,

-						Items:     []image.Summary{},

-					},

-					BuildCache: client.BuildCacheDiskUsage{

-						Items: []build.CacheRecord{},

-					},

-					Volumes: client.VolumesDiskUsage{

-						Items: []volume.Volume{},

 					},

+					BuildCache: client.BuildCacheDiskUsage{},

+					Volumes:    client.VolumesDiskUsage{},

 				})

 				return du

 			},

@@ -155,9 +144,9 @@ func TestDiskUsage(t *testing.T) {

 					},

 					expected: client.DiskUsageResult{

 						Containers: stepDU.Containers,

-						Images:     client.ImagesDiskUsage{Items: []image.Summary{}},

-						BuildCache: client.BuildCacheDiskUsage{Items: []build.CacheRecord{}},

-						Volumes:    client.VolumesDiskUsage{Items: []volume.Volume{}},

+						Images:     client.ImagesDiskUsage{},

+						BuildCache: client.BuildCacheDiskUsage{},

+						Volumes:    client.VolumesDiskUsage{},

 					},

 				},

 				{

@@ -167,10 +156,10 @@ func TestDiskUsage(t *testing.T) {

 						Verbose: true,

 					},

 					expected: client.DiskUsageResult{

-						Containers: client.ContainersDiskUsage{Items: []containertypes.Summary{}},

+						Containers: client.ContainersDiskUsage{},

 						Images:     stepDU.Images,

-						BuildCache: client.BuildCacheDiskUsage{Items: []build.CacheRecord{}},

-						Volumes:    client.VolumesDiskUsage{Items: []volume.Volume{}},

+						BuildCache: client.BuildCacheDiskUsage{},

+						Volumes:    client.VolumesDiskUsage{},

 					},

 				},

 				{

@@ -180,9 +169,9 @@ func TestDiskUsage(t *testing.T) {

 						Verbose: true,

 					},

 					expected: client.DiskUsageResult{

-						Containers: client.ContainersDiskUsage{Items: []containertypes.Summary{}},

-						Images:     client.ImagesDiskUsage{Items: []image.Summary{}},

-						BuildCache: client.BuildCacheDiskUsage{Items: []build.CacheRecord{}},

+						Containers: client.ContainersDiskUsage{},

+						Images:     client.ImagesDiskUsage{},

+						BuildCache: client.BuildCacheDiskUsage{},

 						Volumes:    stepDU.Volumes,

 					},

 				},

@@ -193,10 +182,10 @@ func TestDiskUsage(t *testing.T) {

 						Verbose:    true,

 					},

 					expected: client.DiskUsageResult{

-						Containers: client.ContainersDiskUsage{Items: []containertypes.Summary{}},

-						Images:     client.ImagesDiskUsage{Items: []image.Summary{}},

+						Containers: client.ContainersDiskUsage{},

+						Images:     client.ImagesDiskUsage{},

 						BuildCache: stepDU.BuildCache,

-						Volumes:    client.VolumesDiskUsage{Items: []volume.Volume{}},

+						Volumes:    client.VolumesDiskUsage{},

 					},

 				},

 				{

@@ -208,8 +197,8 @@ func TestDiskUsage(t *testing.T) {

 					},

 					expected: client.DiskUsageResult{

 						Containers: stepDU.Containers,

-						Images:     client.ImagesDiskUsage{Items: []image.Summary{}},

-						BuildCache: client.BuildCacheDiskUsage{Items: []build.CacheRecord{}},

+						Images:     client.ImagesDiskUsage{},

+						BuildCache: client.BuildCacheDiskUsage{},

 						Volumes:    stepDU.Volumes,

 					},

 				},

@@ -221,10 +210,10 @@ func TestDiskUsage(t *testing.T) {

 						Verbose:    true,

 					},

 					expected: client.DiskUsageResult{

-						Containers: client.ContainersDiskUsage{Items: []containertypes.Summary{}},

+						Containers: client.ContainersDiskUsage{},

 						Images:     stepDU.Images,

 						BuildCache: stepDU.BuildCache,

-						Volumes:    client.VolumesDiskUsage{Items: []volume.Volume{}},

+						Volumes:    client.VolumesDiskUsage{},

 					},

 				},

 				{

@@ -237,9 +226,7 @@ func TestDiskUsage(t *testing.T) {

 					},

 					expected: client.DiskUsageResult{

 						Containers: stepDU.Containers,

-						Images: client.ImagesDiskUsage{

-							Items: []image.Summary{},

-						},

+						Images:     client.ImagesDiskUsage{},

 						BuildCache: stepDU.BuildCache,

 						Volumes:    stepDU.Volumes,

 					},

@@ -253,9 +240,7 @@ func TestDiskUsage(t *testing.T) {

 						Verbose:    true,

 					},

 					expected: client.DiskUsageResult{

-						Containers: client.ContainersDiskUsage{

-							Items: []containertypes.Summary{},

-						},

+						Containers: client.ContainersDiskUsage{},

 						Images:     stepDU.Images,

 						BuildCache: stepDU.BuildCache,

 						Volumes:    stepDU.Volumes,

@@ -272,10 +257,8 @@ func TestDiskUsage(t *testing.T) {

 					expected: client.DiskUsageResult{

 						Containers: stepDU.Containers,

 						Images:     stepDU.Images,

-						BuildCache: client.BuildCacheDiskUsage{

-							Items: []build.CacheRecord{},

-						},

-						Volumes: stepDU.Volumes,

+						BuildCache: client.BuildCacheDiskUsage{},

+						Volumes:    stepDU.Volumes,

 					},

 				},

 				{

@@ -17,7 +17,7 @@ type DiskUsage struct {

 	// List of build cache records.

 	//

-	Items []*CacheRecord `json:"Items,omitempty"`

+	Items []CacheRecord `json:"Items,omitempty"`

 	// Disk space that can be reclaimed by removing inactive build cache records.

 	//

@@ -17,7 +17,7 @@ type DiskUsage struct {

 	// List of container summaries.

 	//

-	Items []*Summary `json:"Items,omitempty"`

+	Items []Summary `json:"Items,omitempty"`

 	// Disk space that can be reclaimed by removing inactive containers.

 	//

@@ -17,7 +17,7 @@ type DiskUsage struct {

 	// List of image summaries.

 	//

-	Items []*Summary `json:"Items,omitempty"`

+	Items []Summary `json:"Items,omitempty"`

 	// Disk space that can be reclaimed by removing unused images.

 	//

@@ -17,7 +17,7 @@ type DiskUsage struct {

 	// List of volumes.

 	//

-	Items []*Volume `json:"Items,omitempty"`

+	Items []Volume `json:"Items,omitempty"`

 	// Disk space that can be reclaimed by removing inactive volumes.

 	//

@@ -5,6 +5,7 @@ import (

 	"encoding/json"

 	"fmt"

 	"net/url"

+	"slices"

 	"github.com/moby/moby/api/types/build"

 	"github.com/moby/moby/api/types/container"

@@ -151,14 +152,7 @@ func (cli *Client) DiskUsage(ctx context.Context, options DiskUsageOptions) (Dis

 		return DiskUsageResult{}, fmt.Errorf("Error retrieving disk usage: %v", err)

 	}

-	var (

-		r              DiskUsageResult

-		imagesFrom     = []*image.Summary{}

-		containersFrom = []*container.Summary{}

-		volumesFrom    = []*volume.Volume{}

-		buildCacheFrom = []*build.CacheRecord{}

-	)

-

+	var r DiskUsageResult

 	if du.ImageUsage != nil {

 		r.Images = ImagesDiskUsage{

 			ActiveImages: du.ImageUsage.ActiveImages,

@@ -168,7 +162,7 @@ func (cli *Client) DiskUsage(ctx context.Context, options DiskUsageOptions) (Dis

 		}

 		if options.Verbose {

-			imagesFrom = du.ImageUsage.Items

+			r.Images.Items = slices.Clone(du.ImageUsage.Items)

 		}

 	} else {

 		// Fallback for legacy response.

@@ -176,16 +170,17 @@ func (cli *Client) DiskUsage(ctx context.Context, options DiskUsageOptions) (Dis

 			TotalSize: du.LayersSize,

 		}

-		if du.Images != nil && options.Verbose {

-			imagesFrom = du.Images

+		if options.Verbose {

+			r.Images.Items = slices.Collect(func(yield func(image.Summary) bool) {

+				for _, i := range du.Images {

+					if !yield(*i) {

+						return

+					}

+				}

+			})

 		}

 	}

-	r.Images.Items = make([]image.Summary, len(imagesFrom))

-	for i, ii := range imagesFrom {

-		r.Images.Items[i] = *ii

-	}

-

 	if du.ContainerUsage != nil {

 		r.Containers = ContainersDiskUsage{

 			ActiveContainers: du.ContainerUsage.ActiveContainers,

@@ -195,16 +190,17 @@ func (cli *Client) DiskUsage(ctx context.Context, options DiskUsageOptions) (Dis

 		}

 		if options.Verbose {

-			containersFrom = du.ContainerUsage.Items

+			r.Containers.Items = slices.Clone(du.ContainerUsage.Items)

 		}

 	} else if du.Containers != nil && options.Verbose {

 		// Fallback for legacy response.

-		containersFrom = du.Containers

-	}

-

-	r.Containers.Items = make([]container.Summary, len(containersFrom))

-	for i, c := range containersFrom {

-		r.Containers.Items[i] = *c

+		r.Containers.Items = slices.Collect(func(yield func(container.Summary) bool) {

+			for _, c := range du.Containers {

+				if !yield(*c) {

+					return

+				}

+			}

+		})

 	}

 	if du.BuildCacheUsage != nil {

@@ -216,16 +212,17 @@ func (cli *Client) DiskUsage(ctx context.Context, options DiskUsageOptions) (Dis

 		}

 		if options.Verbose {

-			buildCacheFrom = du.BuildCacheUsage.Items

+			r.BuildCache.Items = slices.Clone(du.BuildCacheUsage.Items)

 		}

 	} else if du.BuildCache != nil && options.Verbose {

 		// Fallback for legacy response.

-		buildCacheFrom = du.BuildCache

-	}

-

-	r.BuildCache.Items = make([]build.CacheRecord, len(buildCacheFrom))

-	for i, b := range buildCacheFrom {

-		r.BuildCache.Items[i] = *b

+		r.BuildCache.Items = slices.Collect(func(yield func(build.CacheRecord) bool) {

+			for _, b := range du.BuildCache {

+				if !yield(*b) {

+					return

+				}

+			}

+		})

 	}

 	if du.VolumeUsage != nil {

@@ -237,16 +234,17 @@ func (cli *Client) DiskUsage(ctx context.Context, options DiskUsageOptions) (Dis

 		}

 		if options.Verbose {

-			volumesFrom = du.VolumeUsage.Items

+			r.Volumes.Items = slices.Clone(du.VolumeUsage.Items)

 		}

 	} else if du.Volumes != nil && options.Verbose {

 		// Fallback for legacy response.

-		volumesFrom = du.Volumes

-	}

-

-	r.Volumes.Items = make([]volume.Volume, len(volumesFrom))

-	for i, v := range volumesFrom {

-		r.Volumes.Items[i] = *v

+		r.Volumes.Items = slices.Collect(func(yield func(volume.Volume) bool) {

+			for _, v := range du.Volumes {

+				if !yield(*v) {

+					return

+				}

+			}

+		})

 	}

 	return r, nil