diff --git a/api/services/containers/v1/containers.pb.go b/api/services/containers/v1/containers.pb.go
index 90d309903..ec6f5469f 100644
--- a/api/services/containers/v1/containers.pb.go
+++ b/api/services/containers/v1/containers.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/containers/v1/containers.proto
-// DO NOT EDIT!
 
 /*
 	Package containers is a generated protocol buffer package.
@@ -844,24 +843,6 @@ func (m *DeleteContainerRequest) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Containers(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Containers(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintContainers(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
@@ -1270,51 +1251,14 @@ func (m *Container) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowContainers
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowContainers
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthContainers
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowContainers
@@ -1324,41 +1268,80 @@ func (m *Container) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowContainers
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowContainers
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthContainers
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowContainers
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthContainers
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipContainers(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthContainers
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthContainers
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		case 3:
 			if wireType != 2 {
@@ -1599,51 +1582,14 @@ func (m *Container) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowContainers
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowContainers
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthContainers
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Extensions == nil {
 				m.Extensions = make(map[string]google_protobuf1.Any)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			mapvalue := &google_protobuf1.Any{}
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowContainers
@@ -1653,46 +1599,85 @@ func (m *Container) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var mapmsglen int
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowContainers
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowContainers
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthContainers
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					mapmsglen |= (int(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var mapmsglen int
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowContainers
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						mapmsglen |= (int(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					if mapmsglen < 0 {
+						return ErrInvalidLengthContainers
+					}
+					postmsgIndex := iNdEx + mapmsglen
+					if mapmsglen < 0 {
+						return ErrInvalidLengthContainers
+					}
+					if postmsgIndex > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = &google_protobuf1.Any{}
+					if err := mapvalue.Unmarshal(dAtA[iNdEx:postmsgIndex]); err != nil {
+						return err
+					}
+					iNdEx = postmsgIndex
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipContainers(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthContainers
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				if mapmsglen < 0 {
-					return ErrInvalidLengthContainers
-				}
-				postmsgIndex := iNdEx + mapmsglen
-				if mapmsglen < 0 {
-					return ErrInvalidLengthContainers
-				}
-				if postmsgIndex > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := &google_protobuf1.Any{}
-				if err := mapvalue.Unmarshal(dAtA[iNdEx:postmsgIndex]); err != nil {
-					return err
-				}
-				iNdEx = postmsgIndex
-				m.Extensions[mapkey] = *mapvalue
-			} else {
-				var mapvalue google_protobuf1.Any
-				m.Extensions[mapkey] = mapvalue
 			}
+			m.Extensions[mapkey] = *mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/api/services/content/v1/content.pb.go b/api/services/content/v1/content.pb.go
index c9b76b5a7..5e1899a34 100644
--- a/api/services/content/v1/content.pb.go
+++ b/api/services/content/v1/content.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/content/v1/content.proto
-// DO NOT EDIT!
 
 /*
 	Package content is a generated protocol buffer package.
@@ -1550,24 +1549,6 @@ func (m *AbortRequest) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Content(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Content(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintContent(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
@@ -2247,51 +2228,14 @@ func (m *Info) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowContent
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowContent
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthContent
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowContent
@@ -2301,41 +2245,80 @@ func (m *Info) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowContent
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowContent
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthContent
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowContent
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthContent
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipContent(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthContent
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthContent
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
@@ -3895,51 +3878,14 @@ func (m *WriteContentRequest) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowContent
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowContent
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthContent
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowContent
@@ -3949,41 +3895,80 @@ func (m *WriteContentRequest) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowContent
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowContent
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthContent
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowContent
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthContent
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipContent(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthContent
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthContent
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/api/services/diff/v1/diff.pb.go b/api/services/diff/v1/diff.pb.go
index b19a37731..ec5f2dd6b 100644
--- a/api/services/diff/v1/diff.pb.go
+++ b/api/services/diff/v1/diff.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/diff/v1/diff.proto
-// DO NOT EDIT!
 
 /*
 	Package diff is a generated protocol buffer package.
@@ -386,24 +385,6 @@ func (m *DiffResponse) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Diff(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Diff(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintDiff(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
@@ -931,51 +912,14 @@ func (m *DiffRequest) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowDiff
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowDiff
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthDiff
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowDiff
@@ -985,41 +929,80 @@ func (m *DiffRequest) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowDiff
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowDiff
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthDiff
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowDiff
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthDiff
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipDiff(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthDiff
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthDiff
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/api/services/events/v1/container.pb.go b/api/services/events/v1/container.pb.go
index 420aba036..8fa3d1eb5 100644
--- a/api/services/events/v1/container.pb.go
+++ b/api/services/events/v1/container.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/events/v1/container.proto
-// DO NOT EDIT!
 
 /*
 	Package events is a generated protocol buffer package.
@@ -364,24 +363,6 @@ func (m *ContainerDelete) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Container(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Container(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintContainer(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
@@ -902,51 +883,14 @@ func (m *ContainerUpdate) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowContainer
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowContainer
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthContainer
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowContainer
@@ -956,41 +900,80 @@ func (m *ContainerUpdate) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowContainer
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowContainer
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthContainer
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowContainer
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthContainer
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipContainer(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthContainer
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthContainer
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		case 4:
 			if wireType != 2 {
diff --git a/api/services/events/v1/content.pb.go b/api/services/events/v1/content.pb.go
index 6fc5d61b6..13ccf7b53 100644
--- a/api/services/events/v1/content.pb.go
+++ b/api/services/events/v1/content.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/events/v1/content.proto
-// DO NOT EDIT!
 
 package events
 
@@ -71,24 +70,6 @@ func (m *ContentDelete) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Content(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Content(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintContent(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/api/services/events/v1/events.pb.go b/api/services/events/v1/events.pb.go
index e89406440..bcefb8806 100644
--- a/api/services/events/v1/events.pb.go
+++ b/api/services/events/v1/events.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/events/v1/events.proto
-// DO NOT EDIT!
 
 package events
 
@@ -449,24 +448,6 @@ func (m *Envelope) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Events(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Events(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintEvents(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/api/services/events/v1/image.pb.go b/api/services/events/v1/image.pb.go
index 0349e7cb1..315641f2f 100644
--- a/api/services/events/v1/image.pb.go
+++ b/api/services/events/v1/image.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/events/v1/image.proto
-// DO NOT EDIT!
 
 package events
 
@@ -215,24 +214,6 @@ func (m *ImageDelete) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Image(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Image(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintImage(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
@@ -445,51 +426,14 @@ func (m *ImageCreate) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowImage
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowImage
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthImage
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowImage
@@ -499,41 +443,80 @@ func (m *ImageCreate) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowImage
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowImage
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthImage
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowImage
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthImage
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipImage(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthImage
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthImage
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
@@ -640,51 +623,14 @@ func (m *ImageUpdate) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowImage
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowImage
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthImage
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowImage
@@ -694,41 +640,80 @@ func (m *ImageUpdate) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowImage
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowImage
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthImage
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowImage
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthImage
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipImage(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthImage
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthImage
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/api/services/events/v1/namespace.pb.go b/api/services/events/v1/namespace.pb.go
index c2aabe461..9603d20fb 100644
--- a/api/services/events/v1/namespace.pb.go
+++ b/api/services/events/v1/namespace.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/events/v1/namespace.proto
-// DO NOT EDIT!
 
 package events
 
@@ -216,24 +215,6 @@ func (m *NamespaceDelete) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Namespace(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Namespace(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintNamespace(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
@@ -446,51 +427,14 @@ func (m *NamespaceCreate) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowNamespace
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowNamespace
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthNamespace
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowNamespace
@@ -500,41 +444,80 @@ func (m *NamespaceCreate) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowNamespace
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowNamespace
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthNamespace
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowNamespace
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthNamespace
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipNamespace(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthNamespace
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthNamespace
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
@@ -641,51 +624,14 @@ func (m *NamespaceUpdate) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowNamespace
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowNamespace
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthNamespace
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowNamespace
@@ -695,41 +641,80 @@ func (m *NamespaceUpdate) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowNamespace
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowNamespace
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthNamespace
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowNamespace
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthNamespace
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipNamespace(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthNamespace
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthNamespace
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/api/services/events/v1/snapshot.pb.go b/api/services/events/v1/snapshot.pb.go
index 265d47a27..9b7a0147e 100644
--- a/api/services/events/v1/snapshot.pb.go
+++ b/api/services/events/v1/snapshot.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/events/v1/snapshot.proto
-// DO NOT EDIT!
 
 package events
 
@@ -180,24 +179,6 @@ func (m *SnapshotRemove) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Snapshot(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Snapshot(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintSnapshot(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/api/services/events/v1/task.pb.go b/api/services/events/v1/task.pb.go
index 97faa3808..31beca0f3 100644
--- a/api/services/events/v1/task.pb.go
+++ b/api/services/events/v1/task.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/events/v1/task.proto
-// DO NOT EDIT!
 
 package events
 
@@ -737,24 +736,6 @@ func (m *TaskCheckpointed) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Task(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Task(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintTask(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/api/services/images/v1/images.pb.go b/api/services/images/v1/images.pb.go
index 41b97dfdd..045df870a 100644
--- a/api/services/images/v1/images.pb.go
+++ b/api/services/images/v1/images.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/images/v1/images.proto
-// DO NOT EDIT!
 
 /*
 	Package images is a generated protocol buffer package.
@@ -720,24 +719,6 @@ func (m *DeleteImageRequest) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Images(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Images(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintImages(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
@@ -1081,51 +1062,14 @@ func (m *Image) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowImages
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowImages
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthImages
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowImages
@@ -1135,41 +1079,80 @@ func (m *Image) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowImages
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowImages
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthImages
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowImages
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthImages
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipImages(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthImages
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthImages
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		case 3:
 			if wireType != 2 {
diff --git a/api/services/introspection/v1/introspection.pb.go b/api/services/introspection/v1/introspection.pb.go
index 9e61bf725..c8fbaea9f 100644
--- a/api/services/introspection/v1/introspection.pb.go
+++ b/api/services/introspection/v1/introspection.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/introspection/v1/introspection.proto
-// DO NOT EDIT!
 
 /*
 	Package introspection is a generated protocol buffer package.
@@ -362,24 +361,6 @@ func (m *PluginsResponse) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Introspection(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Introspection(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintIntrospection(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
@@ -697,51 +678,14 @@ func (m *Plugin) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowIntrospection
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowIntrospection
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthIntrospection
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Exports == nil {
 				m.Exports = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowIntrospection
@@ -751,41 +695,80 @@ func (m *Plugin) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowIntrospection
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowIntrospection
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthIntrospection
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowIntrospection
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthIntrospection
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipIntrospection(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthIntrospection
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthIntrospection
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Exports[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Exports[mapkey] = mapvalue
 			}
+			m.Exports[mapkey] = mapvalue
 			iNdEx = postIndex
 		case 6:
 			if wireType != 2 {
diff --git a/api/services/leases/v1/leases.pb.go b/api/services/leases/v1/leases.pb.go
index db2a5f8b6..b33adee3b 100644
--- a/api/services/leases/v1/leases.pb.go
+++ b/api/services/leases/v1/leases.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/leases/v1/leases.proto
-// DO NOT EDIT!
 
 /*
 	Package leases is a generated protocol buffer package.
@@ -472,24 +471,6 @@ func (m *ListResponse) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Leases(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Leases(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintLeases(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
@@ -799,51 +780,14 @@ func (m *Lease) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowLeases
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowLeases
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthLeases
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowLeases
@@ -853,41 +797,80 @@ func (m *Lease) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowLeases
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowLeases
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthLeases
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowLeases
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthLeases
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipLeases(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthLeases
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthLeases
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
@@ -994,51 +977,14 @@ func (m *CreateRequest) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowLeases
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowLeases
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthLeases
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowLeases
@@ -1048,41 +994,80 @@ func (m *CreateRequest) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowLeases
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowLeases
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthLeases
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowLeases
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthLeases
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipLeases(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthLeases
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthLeases
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/api/services/namespaces/v1/namespace.pb.go b/api/services/namespaces/v1/namespace.pb.go
index e98330b6c..58dde7af8 100644
--- a/api/services/namespaces/v1/namespace.pb.go
+++ b/api/services/namespaces/v1/namespace.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/namespaces/v1/namespace.proto
-// DO NOT EDIT!
 
 /*
 	Package namespaces is a generated protocol buffer package.
@@ -653,24 +652,6 @@ func (m *DeleteNamespaceRequest) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Namespace(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Namespace(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintNamespace(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
@@ -1001,51 +982,14 @@ func (m *Namespace) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowNamespace
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowNamespace
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthNamespace
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowNamespace
@@ -1055,41 +999,80 @@ func (m *Namespace) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowNamespace
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowNamespace
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthNamespace
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowNamespace
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthNamespace
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipNamespace(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthNamespace
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthNamespace
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/api/services/snapshot/v1/snapshots.pb.go b/api/services/snapshot/v1/snapshots.pb.go
index ae3c7927e..7fff41ac6 100644
--- a/api/services/snapshot/v1/snapshots.pb.go
+++ b/api/services/snapshot/v1/snapshots.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/snapshot/v1/snapshots.proto
-// DO NOT EDIT!
 
 /*
 	Package snapshot is a generated protocol buffer package.
@@ -1267,24 +1266,6 @@ func (m *UsageResponse) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Snapshots(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Snapshots(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintSnapshots(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
@@ -1953,51 +1934,14 @@ func (m *PrepareSnapshotRequest) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowSnapshots
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowSnapshots
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthSnapshots
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowSnapshots
@@ -2007,41 +1951,80 @@ func (m *PrepareSnapshotRequest) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowSnapshots
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowSnapshots
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthSnapshots
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowSnapshots
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthSnapshots
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipSnapshots(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthSnapshots
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthSnapshots
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
@@ -2287,51 +2270,14 @@ func (m *ViewSnapshotRequest) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowSnapshots
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowSnapshots
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthSnapshots
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowSnapshots
@@ -2341,41 +2287,80 @@ func (m *ViewSnapshotRequest) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowSnapshots
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowSnapshots
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthSnapshots
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowSnapshots
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthSnapshots
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipSnapshots(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthSnapshots
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthSnapshots
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
@@ -2918,51 +2903,14 @@ func (m *CommitSnapshotRequest) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowSnapshots
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowSnapshots
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthSnapshots
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowSnapshots
@@ -2972,41 +2920,80 @@ func (m *CommitSnapshotRequest) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowSnapshots
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowSnapshots
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthSnapshots
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowSnapshots
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthSnapshots
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipSnapshots(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthSnapshots
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthSnapshots
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
@@ -3329,51 +3316,14 @@ func (m *Info) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			var keykey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowSnapshots
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				keykey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			var stringLenmapkey uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowSnapshots
-				}
-				if iNdEx >= l {
-					return io.ErrUnexpectedEOF
-				}
-				b := dAtA[iNdEx]
-				iNdEx++
-				stringLenmapkey |= (uint64(b) & 0x7F) << shift
-				if b < 0x80 {
-					break
-				}
-			}
-			intStringLenmapkey := int(stringLenmapkey)
-			if intStringLenmapkey < 0 {
-				return ErrInvalidLengthSnapshots
-			}
-			postStringIndexmapkey := iNdEx + intStringLenmapkey
-			if postStringIndexmapkey > l {
-				return io.ErrUnexpectedEOF
-			}
-			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
-			iNdEx = postStringIndexmapkey
 			if m.Labels == nil {
 				m.Labels = make(map[string]string)
 			}
-			if iNdEx < postIndex {
-				var valuekey uint64
+			var mapkey string
+			var mapvalue string
+			for iNdEx < postIndex {
+				entryPreIndex := iNdEx
+				var wire uint64
 				for shift := uint(0); ; shift += 7 {
 					if shift >= 64 {
 						return ErrIntOverflowSnapshots
@@ -3383,41 +3333,80 @@ func (m *Info) Unmarshal(dAtA []byte) error {
 					}
 					b := dAtA[iNdEx]
 					iNdEx++
-					valuekey |= (uint64(b) & 0x7F) << shift
+					wire |= (uint64(b) & 0x7F) << shift
 					if b < 0x80 {
 						break
 					}
 				}
-				var stringLenmapvalue uint64
-				for shift := uint(0); ; shift += 7 {
-					if shift >= 64 {
-						return ErrIntOverflowSnapshots
+				fieldNum := int32(wire >> 3)
+				if fieldNum == 1 {
+					var stringLenmapkey uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowSnapshots
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapkey |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
-					if iNdEx >= l {
+					intStringLenmapkey := int(stringLenmapkey)
+					if intStringLenmapkey < 0 {
+						return ErrInvalidLengthSnapshots
+					}
+					postStringIndexmapkey := iNdEx + intStringLenmapkey
+					if postStringIndexmapkey > l {
 						return io.ErrUnexpectedEOF
 					}
-					b := dAtA[iNdEx]
-					iNdEx++
-					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
-					if b < 0x80 {
-						break
+					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
+					iNdEx = postStringIndexmapkey
+				} else if fieldNum == 2 {
+					var stringLenmapvalue uint64
+					for shift := uint(0); ; shift += 7 {
+						if shift >= 64 {
+							return ErrIntOverflowSnapshots
+						}
+						if iNdEx >= l {
+							return io.ErrUnexpectedEOF
+						}
+						b := dAtA[iNdEx]
+						iNdEx++
+						stringLenmapvalue |= (uint64(b) & 0x7F) << shift
+						if b < 0x80 {
+							break
+						}
 					}
+					intStringLenmapvalue := int(stringLenmapvalue)
+					if intStringLenmapvalue < 0 {
+						return ErrInvalidLengthSnapshots
+					}
+					postStringIndexmapvalue := iNdEx + intStringLenmapvalue
+					if postStringIndexmapvalue > l {
+						return io.ErrUnexpectedEOF
+					}
+					mapvalue = string(dAtA[iNdEx:postStringIndexmapvalue])
+					iNdEx = postStringIndexmapvalue
+				} else {
+					iNdEx = entryPreIndex
+					skippy, err := skipSnapshots(dAtA[iNdEx:])
+					if err != nil {
+						return err
+					}
+					if skippy < 0 {
+						return ErrInvalidLengthSnapshots
+					}
+					if (iNdEx + skippy) > postIndex {
+						return io.ErrUnexpectedEOF
+					}
+					iNdEx += skippy
 				}
-				intStringLenmapvalue := int(stringLenmapvalue)
-				if intStringLenmapvalue < 0 {
-					return ErrInvalidLengthSnapshots
-				}
-				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
-				if postStringIndexmapvalue > l {
-					return io.ErrUnexpectedEOF
-				}
-				mapvalue := string(dAtA[iNdEx:postStringIndexmapvalue])
-				iNdEx = postStringIndexmapvalue
-				m.Labels[mapkey] = mapvalue
-			} else {
-				var mapvalue string
-				m.Labels[mapkey] = mapvalue
 			}
+			m.Labels[mapkey] = mapvalue
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/api/services/tasks/v1/tasks.pb.go b/api/services/tasks/v1/tasks.pb.go
index 0f587685b..33e8465e8 100644
--- a/api/services/tasks/v1/tasks.pb.go
+++ b/api/services/tasks/v1/tasks.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/tasks/v1/tasks.proto
-// DO NOT EDIT!
 
 /*
 	Package tasks is a generated protocol buffer package.
@@ -1890,24 +1889,6 @@ func (m *WaitResponse) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Tasks(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Tasks(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintTasks(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/api/services/version/v1/version.pb.go b/api/services/version/v1/version.pb.go
index c403c8431..e09eab070 100644
--- a/api/services/version/v1/version.pb.go
+++ b/api/services/version/v1/version.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/services/version/v1/version.proto
-// DO NOT EDIT!
 
 /*
 	Package version is a generated protocol buffer package.
@@ -155,24 +154,6 @@ func (m *VersionResponse) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Version(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Version(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintVersion(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/api/types/descriptor.pb.go b/api/types/descriptor.pb.go
index 785d05070..517a4c1fd 100644
--- a/api/types/descriptor.pb.go
+++ b/api/types/descriptor.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/types/descriptor.proto
-// DO NOT EDIT!
 
 /*
 	Package types is a generated protocol buffer package.
@@ -95,24 +94,6 @@ func (m *Descriptor) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Descriptor(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Descriptor(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintDescriptor(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/api/types/metrics.pb.go b/api/types/metrics.pb.go
index f9aacf941..78511c39f 100644
--- a/api/types/metrics.pb.go
+++ b/api/types/metrics.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/types/metrics.proto
-// DO NOT EDIT!
 
 package types
 
@@ -81,24 +80,6 @@ func (m *Metric) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Metrics(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Metrics(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintMetrics(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/api/types/mount.pb.go b/api/types/mount.pb.go
index cc835140e..c14613dfb 100644
--- a/api/types/mount.pb.go
+++ b/api/types/mount.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/types/mount.proto
-// DO NOT EDIT!
 
 package types
 
@@ -96,24 +95,6 @@ func (m *Mount) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Mount(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Mount(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintMount(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/api/types/platform.pb.go b/api/types/platform.pb.go
index 0ca2afc25..b36c38ec8 100644
--- a/api/types/platform.pb.go
+++ b/api/types/platform.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/types/platform.proto
-// DO NOT EDIT!
 
 package types
 
@@ -70,24 +69,6 @@ func (m *Platform) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Platform(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Platform(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintPlatform(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/api/types/task/task.pb.go b/api/types/task/task.pb.go
index ccc230ae7..60a5b98c1 100644
--- a/api/types/task/task.pb.go
+++ b/api/types/task/task.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/api/types/task/task.proto
-// DO NOT EDIT!
 
 /*
 	Package task is a generated protocol buffer package.
@@ -224,24 +223,6 @@ func (m *ProcessInfo) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Task(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Task(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintTask(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/linux/runcopts/runc.pb.go b/linux/runcopts/runc.pb.go
index 0415e23d5..e22b106c3 100644
--- a/linux/runcopts/runc.pb.go
+++ b/linux/runcopts/runc.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/linux/runcopts/runc.proto
-// DO NOT EDIT!
 
 /*
 	Package runcopts is a generated protocol buffer package.
@@ -334,24 +333,6 @@ func (m *CheckpointOptions) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Runc(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Runc(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintRunc(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/linux/shim/v1/shim.pb.go b/linux/shim/v1/shim.pb.go
index 831d091bb..7671c8ec4 100644
--- a/linux/shim/v1/shim.pb.go
+++ b/linux/shim/v1/shim.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/linux/shim/v1/shim.proto
-// DO NOT EDIT!
 
 /*
 	Package shim is a generated protocol buffer package.
@@ -1575,24 +1574,6 @@ func (m *WaitResponse) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Shim(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Shim(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintShim(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/protobuf/google/rpc/code.pb.go b/protobuf/google/rpc/code.pb.go
index 74537b7e6..c94ceb438 100644
--- a/protobuf/google/rpc/code.pb.go
+++ b/protobuf/google/rpc/code.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/protobuf/google/rpc/code.proto
-// DO NOT EDIT!
 
 /*
 Package rpc is a generated protocol buffer package.
diff --git a/protobuf/google/rpc/error_details.pb.go b/protobuf/google/rpc/error_details.pb.go
index a61229d73..46953e7ff 100644
--- a/protobuf/google/rpc/error_details.pb.go
+++ b/protobuf/google/rpc/error_details.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/protobuf/google/rpc/error_details.proto
-// DO NOT EDIT!
 
 package rpc
 
@@ -670,24 +669,6 @@ func (m *LocalizedMessage) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64ErrorDetails(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32ErrorDetails(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintErrorDetails(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/protobuf/google/rpc/status.pb.go b/protobuf/google/rpc/status.pb.go
index 80927bf65..fde1ca7b0 100644
--- a/protobuf/google/rpc/status.pb.go
+++ b/protobuf/google/rpc/status.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/protobuf/google/rpc/status.proto
-// DO NOT EDIT!
 
 package rpc
 
@@ -131,24 +130,6 @@ func (m *Status) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Status(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Status(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintStatus(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)
diff --git a/protobuf/plugin/fieldpath.pb.go b/protobuf/plugin/fieldpath.pb.go
index 797b69166..be21df4fb 100644
--- a/protobuf/plugin/fieldpath.pb.go
+++ b/protobuf/plugin/fieldpath.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/protobuf/plugin/fieldpath.proto
-// DO NOT EDIT!
 
 /*
 Package plugin is a generated protocol buffer package.
diff --git a/windows/hcsshimtypes/hcsshim.pb.go b/windows/hcsshimtypes/hcsshim.pb.go
index 77c344d47..572701068 100644
--- a/windows/hcsshimtypes/hcsshim.pb.go
+++ b/windows/hcsshimtypes/hcsshim.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-gogo.
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: github.com/containerd/containerd/windows/hcsshimtypes/hcsshim.proto
-// DO NOT EDIT!
 
 /*
 	Package hcsshimtypes is a generated protocol buffer package.
@@ -159,24 +158,6 @@ func (m *ProcessDetails) MarshalTo(dAtA []byte) (int, error) {
 	return i, nil
 }
 
-func encodeFixed64Hcsshim(dAtA []byte, offset int, v uint64) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	dAtA[offset+4] = uint8(v >> 32)
-	dAtA[offset+5] = uint8(v >> 40)
-	dAtA[offset+6] = uint8(v >> 48)
-	dAtA[offset+7] = uint8(v >> 56)
-	return offset + 8
-}
-func encodeFixed32Hcsshim(dAtA []byte, offset int, v uint32) int {
-	dAtA[offset] = uint8(v)
-	dAtA[offset+1] = uint8(v >> 8)
-	dAtA[offset+2] = uint8(v >> 16)
-	dAtA[offset+3] = uint8(v >> 24)
-	return offset + 4
-}
 func encodeVarintHcsshim(dAtA []byte, offset int, v uint64) int {
 	for v >= 1<<7 {
 		dAtA[offset] = uint8(v&0x7f | 0x80)