sys/linux: improve key and net_sch descriptions

Use the len paths to resolve pending TODOs.

7 files changed, 103 insertions, 88 deletions

diff --git a/sys/linux/gen/386.go b/sys/linux/gen/386.go
index 0786e62be..6e7e52017 100644
--- a/sys/linux/gen/386.go
+++ b/sys/linux/gen/386.go
@@ -4206,9 +4206,8 @@ var structDescs_386 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_ACT, int16], tca_actions]"}, FldName: "TCA_BPF_ACT"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]"}, FldName: "TCA_BPF_POLICE"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_CLASSID, int16], tcm_handle]"}, FldName: "TCA_BPF_CLASSID"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]"}, FldName: "TCA_BPF_OPS_LEN"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS, int16], array[sock_filter]]"}, FldName: "TCA_BPF_OPS"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd]"}, FldName: "TCA_BPF_FD"},
+		&StructType{Key: StructKey{Name: "tca_bpf_ops"}, FldName: "TCA_BPF_OPS"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]"}, FldName: "TCA_BPF_FD"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_NAME, int16], string[filename]]"}, FldName: "TCA_BPF_NAME"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]"}, FldName: "TCA_BPF_FLAGS"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS_GEN, int16], int32[0:8]]"}, FldName: "TCA_BPF_FLAGS_GEN"},
@@ -9657,8 +9656,8 @@ var structDescs_386 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "keyctl_pkey_params"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "keyctl_pkey_params", TypeSize: 40}, Fields: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "key", FldName: "key_id", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "in_len", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "out_len", TypeSize: 4}}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "in_len", TypeSize: 4}}, BitSize: 8, Path: []string{"syscall", "inout"}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "out_len", TypeSize: 4}}, BitSize: 8, Path: []string{"syscall", "output"}},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "__spare", TypeSize: 28}, Type: &ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", TypeSize: 4}}}, Kind: 1, RangeBegin: 7, RangeEnd: 7},
 	}}},
 	{Key: StructKey{Name: "kvm_arm_device_addr"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_arm_device_addr", TypeSize: 16}, Fields: []Type{
@@ -16058,10 +16057,10 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 3},
 		&StructType{Key: StructKey{Name: "tcm_handle"}, FldName: "payload"},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FD, int16], fd]", TypeSize: 8}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 6},
-		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "payload", TypeSize: 4}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_bpf_prog", FldName: "payload", TypeSize: 4}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
@@ -16083,10 +16082,10 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 5},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "sock_filter"}}},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]", TypeSize: 8}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 4},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "payload", TypeSize: 2}}, Kind: 2, RangeEnd: 10},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "payload", TypeSize: 2}}, Path: []string{"tca_bpf_ops", "TCA_BPF_OPS", "payload"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]", IsVarlen: true}, Fields: []Type{
@@ -17447,17 +17446,17 @@ var structDescs_386 = []*KeyedStruct{
 	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB, int16], array[stab_policy]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB, int16], array[stab_policy]]", IsVarlen: true}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 8},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &UnionType{Key: StructKey{Name: "stab_policy"}}},
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "stab_policy"}}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]", TypeSize: 28}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 1},
 		&StructType{Key: StructKey{Name: "tc_sizespec"}, FldName: "payload"},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]", IsVarlen: true}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 2},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", TypeSize: 2}}}, Kind: 1, RangeEnd: 10},
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", TypeSize: 2}}}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_TBF_BURST, int16], int32]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_TBF_BURST, int16], int32]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
@@ -22289,7 +22288,7 @@ var structDescs_386 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "stab_policy"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "stab_policy", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]"}, FldName: "TCA_STAB_BASE"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]"}, FldName: "TCA_STAB_DATA"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]"}, FldName: "TCA_STAB_DATA"},
 	}}},
 	{Key: StructKey{Name: "stat", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "stat", TypeSize: 68, ArgDir: 1}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "dev", TypeSize: 2, ArgDir: 1}}},
@@ -22640,7 +22639,7 @@ var structDescs_386 = []*KeyedStruct{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "linklayer", FldName: "linklayer", TypeSize: 4}}, Vals: []uint64{0, 1, 2}, BitMask: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "mpu", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "mtu", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "tsize", TypeSize: 4}}, Kind: 2, RangeEnd: 10},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "tsize", TypeSize: 4}}, Path: []string{"stab_policy", "TCA_STAB_DATA", "payload"}},
 	}}},
 	{Key: StructKey{Name: "tc_skbmod"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tc_skbmod", TypeSize: 32}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "tc_gen"}, FldName: "tc_gen"},
@@ -22787,6 +22786,10 @@ var structDescs_386 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_ACT_OPTIONS, int16], array[m_vlan_options]]"}, FldName: "TCA_ACT_OPTIONS"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_ACT_COOKIE, int16], array[int8]]"}, FldName: "TCA_ACT_COOKIE"},
 	}, AlignAttr: 4}},
+	{Key: StructKey{Name: "tca_bpf_ops"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tca_bpf_ops", IsVarlen: true}, Fields: []Type{
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]"}, FldName: "TCA_BPF_OPS_LEN"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS, int16], array[sock_filter]]"}, FldName: "TCA_BPF_OPS"},
+	}}},
 	{Key: StructKey{Name: "tca_ematch_tree_list"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tca_ematch_tree_list", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[int32, tcf_ematch_hdr[TCF_EM_CONTAINER, array[int8]]]"}, FldName: "TCF_EM_CONTAINER"},
 		&StructType{Key: StructKey{Name: "nlattr_t[int32, tcf_ematch_hdr[TCF_EM_CMP, tcf_em_cmp]]"}, FldName: "TCF_EM_CMP"},
@@ -51015,4 +51018,4 @@ var consts_386 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_386 = "ecea12af453eaa74530a427a5c7e22647d969dc5"
+const revision_386 = "3d52a222b87f6036a84f338de14740f34a4a74d3"
diff --git a/sys/linux/gen/amd64.go b/sys/linux/gen/amd64.go
index ffb5794eb..22f06feba 100644
--- a/sys/linux/gen/amd64.go
+++ b/sys/linux/gen/amd64.go
@@ -4281,9 +4281,8 @@ var structDescs_amd64 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_ACT, int16], tca_actions]"}, FldName: "TCA_BPF_ACT"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]"}, FldName: "TCA_BPF_POLICE"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_CLASSID, int16], tcm_handle]"}, FldName: "TCA_BPF_CLASSID"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]"}, FldName: "TCA_BPF_OPS_LEN"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS, int16], array[sock_filter]]"}, FldName: "TCA_BPF_OPS"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd]"}, FldName: "TCA_BPF_FD"},
+		&StructType{Key: StructKey{Name: "tca_bpf_ops"}, FldName: "TCA_BPF_OPS"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]"}, FldName: "TCA_BPF_FD"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_NAME, int16], string[filename]]"}, FldName: "TCA_BPF_NAME"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]"}, FldName: "TCA_BPF_FLAGS"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS_GEN, int16], int32[0:8]]"}, FldName: "TCA_BPF_FLAGS_GEN"},
@@ -9759,8 +9758,8 @@ var structDescs_amd64 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "keyctl_pkey_params"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "keyctl_pkey_params", TypeSize: 40}, Fields: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "key", FldName: "key_id", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "in_len", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "out_len", TypeSize: 4}}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "in_len", TypeSize: 4}}, BitSize: 8, Path: []string{"syscall", "inout"}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "out_len", TypeSize: 4}}, BitSize: 8, Path: []string{"syscall", "output"}},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "__spare", TypeSize: 28}, Type: &ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", TypeSize: 4}}}, Kind: 1, RangeBegin: 7, RangeEnd: 7},
 	}}},
 	{Key: StructKey{Name: "kvm_arm_device_addr"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_arm_device_addr", TypeSize: 16}, Fields: []Type{
@@ -16341,10 +16340,10 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 3},
 		&StructType{Key: StructKey{Name: "tcm_handle"}, FldName: "payload"},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FD, int16], fd]", TypeSize: 8}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 6},
-		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "payload", TypeSize: 4}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_bpf_prog", FldName: "payload", TypeSize: 4}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
@@ -16366,10 +16365,10 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 5},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "sock_filter"}}},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]", TypeSize: 8}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 4},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "payload", TypeSize: 2}}, Kind: 2, RangeEnd: 10},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "payload", TypeSize: 2}}, Path: []string{"tca_bpf_ops", "TCA_BPF_OPS", "payload"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]", IsVarlen: true}, Fields: []Type{
@@ -17730,17 +17729,17 @@ var structDescs_amd64 = []*KeyedStruct{
 	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB, int16], array[stab_policy]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB, int16], array[stab_policy]]", IsVarlen: true}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 8},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &UnionType{Key: StructKey{Name: "stab_policy"}}},
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "stab_policy"}}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]", TypeSize: 28}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 1},
 		&StructType{Key: StructKey{Name: "tc_sizespec"}, FldName: "payload"},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]", IsVarlen: true}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 2},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", TypeSize: 2}}}, Kind: 1, RangeEnd: 10},
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", TypeSize: 2}}}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_TBF_BURST, int16], int32]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_TBF_BURST, int16], int32]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
@@ -22596,7 +22595,7 @@ var structDescs_amd64 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "stab_policy"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "stab_policy", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]"}, FldName: "TCA_STAB_BASE"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]"}, FldName: "TCA_STAB_DATA"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]"}, FldName: "TCA_STAB_DATA"},
 	}}},
 	{Key: StructKey{Name: "stat", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "stat", TypeSize: 68, ArgDir: 1}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "dev", TypeSize: 2, ArgDir: 1}}},
@@ -22947,7 +22946,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "linklayer", FldName: "linklayer", TypeSize: 4}}, Vals: []uint64{0, 1, 2}, BitMask: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "mpu", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "mtu", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "tsize", TypeSize: 4}}, Kind: 2, RangeEnd: 10},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "tsize", TypeSize: 4}}, Path: []string{"stab_policy", "TCA_STAB_DATA", "payload"}},
 	}}},
 	{Key: StructKey{Name: "tc_skbmod"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tc_skbmod", TypeSize: 32}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "tc_gen"}, FldName: "tc_gen"},
@@ -23094,6 +23093,10 @@ var structDescs_amd64 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_ACT_OPTIONS, int16], array[m_vlan_options]]"}, FldName: "TCA_ACT_OPTIONS"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_ACT_COOKIE, int16], array[int8]]"}, FldName: "TCA_ACT_COOKIE"},
 	}, AlignAttr: 4}},
+	{Key: StructKey{Name: "tca_bpf_ops"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tca_bpf_ops", IsVarlen: true}, Fields: []Type{
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]"}, FldName: "TCA_BPF_OPS_LEN"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS, int16], array[sock_filter]]"}, FldName: "TCA_BPF_OPS"},
+	}}},
 	{Key: StructKey{Name: "tca_ematch_tree_list"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tca_ematch_tree_list", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[int32, tcf_ematch_hdr[TCF_EM_CONTAINER, array[int8]]]"}, FldName: "TCF_EM_CONTAINER"},
 		&StructType{Key: StructKey{Name: "nlattr_t[int32, tcf_ematch_hdr[TCF_EM_CMP, tcf_em_cmp]]"}, FldName: "TCF_EM_CMP"},
@@ -51537,4 +51540,4 @@ var consts_amd64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_amd64 = "3e61d6a5b5a63b1b857675fe0cfb8091c3913ef3"
+const revision_amd64 = "1e8b2cbaae600fa5e394e2174cddf8ccf7041300"
diff --git a/sys/linux/gen/arm.go b/sys/linux/gen/arm.go
index f86e524c1..6f7d9f71c 100644
--- a/sys/linux/gen/arm.go
+++ b/sys/linux/gen/arm.go
@@ -4204,9 +4204,8 @@ var structDescs_arm = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_ACT, int16], tca_actions]"}, FldName: "TCA_BPF_ACT"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]"}, FldName: "TCA_BPF_POLICE"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_CLASSID, int16], tcm_handle]"}, FldName: "TCA_BPF_CLASSID"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]"}, FldName: "TCA_BPF_OPS_LEN"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS, int16], array[sock_filter]]"}, FldName: "TCA_BPF_OPS"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd]"}, FldName: "TCA_BPF_FD"},
+		&StructType{Key: StructKey{Name: "tca_bpf_ops"}, FldName: "TCA_BPF_OPS"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]"}, FldName: "TCA_BPF_FD"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_NAME, int16], string[filename]]"}, FldName: "TCA_BPF_NAME"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]"}, FldName: "TCA_BPF_FLAGS"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS_GEN, int16], int32[0:8]]"}, FldName: "TCA_BPF_FLAGS_GEN"},
@@ -9655,8 +9654,8 @@ var structDescs_arm = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "keyctl_pkey_params"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "keyctl_pkey_params", TypeSize: 40}, Fields: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "key", FldName: "key_id", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "in_len", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "out_len", TypeSize: 4}}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "in_len", TypeSize: 4}}, BitSize: 8, Path: []string{"syscall", "inout"}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "out_len", TypeSize: 4}}, BitSize: 8, Path: []string{"syscall", "output"}},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "__spare", TypeSize: 28}, Type: &ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", TypeSize: 4}}}, Kind: 1, RangeBegin: 7, RangeEnd: 7},
 	}}},
 	{Key: StructKey{Name: "kvm_arm_device_addr"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_arm_device_addr", TypeSize: 16}, Fields: []Type{
@@ -15873,10 +15872,10 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 3},
 		&StructType{Key: StructKey{Name: "tcm_handle"}, FldName: "payload"},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FD, int16], fd]", TypeSize: 8}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 6},
-		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "payload", TypeSize: 4}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_bpf_prog", FldName: "payload", TypeSize: 4}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
@@ -15898,10 +15897,10 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 5},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "sock_filter"}}},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]", TypeSize: 8}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 4},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "payload", TypeSize: 2}}, Kind: 2, RangeEnd: 10},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "payload", TypeSize: 2}}, Path: []string{"tca_bpf_ops", "TCA_BPF_OPS", "payload"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]", IsVarlen: true}, Fields: []Type{
@@ -17262,17 +17261,17 @@ var structDescs_arm = []*KeyedStruct{
 	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB, int16], array[stab_policy]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB, int16], array[stab_policy]]", IsVarlen: true}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 8},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &UnionType{Key: StructKey{Name: "stab_policy"}}},
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "stab_policy"}}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]", TypeSize: 28}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 1},
 		&StructType{Key: StructKey{Name: "tc_sizespec"}, FldName: "payload"},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]", IsVarlen: true}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 2},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", TypeSize: 2}}}, Kind: 1, RangeEnd: 10},
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", TypeSize: 2}}}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_TBF_BURST, int16], int32]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_TBF_BURST, int16], int32]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
@@ -22109,7 +22108,7 @@ var structDescs_arm = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "stab_policy"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "stab_policy", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]"}, FldName: "TCA_STAB_BASE"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]"}, FldName: "TCA_STAB_DATA"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]"}, FldName: "TCA_STAB_DATA"},
 	}}},
 	{Key: StructKey{Name: "stat", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "stat", TypeSize: 68, ArgDir: 1}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "dev", TypeSize: 2, ArgDir: 1}}},
@@ -22460,7 +22459,7 @@ var structDescs_arm = []*KeyedStruct{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "linklayer", FldName: "linklayer", TypeSize: 4}}, Vals: []uint64{0, 1, 2}, BitMask: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "mpu", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "mtu", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "tsize", TypeSize: 4}}, Kind: 2, RangeEnd: 10},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "tsize", TypeSize: 4}}, Path: []string{"stab_policy", "TCA_STAB_DATA", "payload"}},
 	}}},
 	{Key: StructKey{Name: "tc_skbmod"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tc_skbmod", TypeSize: 32}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "tc_gen"}, FldName: "tc_gen"},
@@ -22607,6 +22606,10 @@ var structDescs_arm = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_ACT_OPTIONS, int16], array[m_vlan_options]]"}, FldName: "TCA_ACT_OPTIONS"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_ACT_COOKIE, int16], array[int8]]"}, FldName: "TCA_ACT_COOKIE"},
 	}, AlignAttr: 4}},
+	{Key: StructKey{Name: "tca_bpf_ops"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tca_bpf_ops", IsVarlen: true}, Fields: []Type{
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]"}, FldName: "TCA_BPF_OPS_LEN"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS, int16], array[sock_filter]]"}, FldName: "TCA_BPF_OPS"},
+	}}},
 	{Key: StructKey{Name: "tca_ematch_tree_list"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tca_ematch_tree_list", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[int32, tcf_ematch_hdr[TCF_EM_CONTAINER, array[int8]]]"}, FldName: "TCF_EM_CONTAINER"},
 		&StructType{Key: StructKey{Name: "nlattr_t[int32, tcf_ematch_hdr[TCF_EM_CMP, tcf_em_cmp]]"}, FldName: "TCF_EM_CMP"},
@@ -50502,4 +50505,4 @@ var consts_arm = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm = "4da417a494a2d6f76ffabd2976b7e71d3102709a"
+const revision_arm = "4a47ba2821cf130ddc502d985baaad7845663453"
diff --git a/sys/linux/gen/arm64.go b/sys/linux/gen/arm64.go
index 260ce0536..2c620950f 100644
--- a/sys/linux/gen/arm64.go
+++ b/sys/linux/gen/arm64.go
@@ -4279,9 +4279,8 @@ var structDescs_arm64 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_ACT, int16], tca_actions]"}, FldName: "TCA_BPF_ACT"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]"}, FldName: "TCA_BPF_POLICE"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_CLASSID, int16], tcm_handle]"}, FldName: "TCA_BPF_CLASSID"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]"}, FldName: "TCA_BPF_OPS_LEN"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS, int16], array[sock_filter]]"}, FldName: "TCA_BPF_OPS"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd]"}, FldName: "TCA_BPF_FD"},
+		&StructType{Key: StructKey{Name: "tca_bpf_ops"}, FldName: "TCA_BPF_OPS"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]"}, FldName: "TCA_BPF_FD"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_NAME, int16], string[filename]]"}, FldName: "TCA_BPF_NAME"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]"}, FldName: "TCA_BPF_FLAGS"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS_GEN, int16], int32[0:8]]"}, FldName: "TCA_BPF_FLAGS_GEN"},
@@ -9757,8 +9756,8 @@ var structDescs_arm64 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "keyctl_pkey_params"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "keyctl_pkey_params", TypeSize: 40}, Fields: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "key", FldName: "key_id", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "in_len", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "out_len", TypeSize: 4}}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "in_len", TypeSize: 4}}, BitSize: 8, Path: []string{"syscall", "inout"}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "out_len", TypeSize: 4}}, BitSize: 8, Path: []string{"syscall", "output"}},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "__spare", TypeSize: 28}, Type: &ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", TypeSize: 4}}}, Kind: 1, RangeBegin: 7, RangeEnd: 7},
 	}}},
 	{Key: StructKey{Name: "kvm_arm_device_addr"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_arm_device_addr", TypeSize: 16}, Fields: []Type{
@@ -16156,10 +16155,10 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 3},
 		&StructType{Key: StructKey{Name: "tcm_handle"}, FldName: "payload"},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FD, int16], fd]", TypeSize: 8}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 6},
-		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "payload", TypeSize: 4}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_bpf_prog", FldName: "payload", TypeSize: 4}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
@@ -16181,10 +16180,10 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 5},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "sock_filter"}}},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]", TypeSize: 8}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 4},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "payload", TypeSize: 2}}, Kind: 2, RangeEnd: 10},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "payload", TypeSize: 2}}, Path: []string{"tca_bpf_ops", "TCA_BPF_OPS", "payload"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]", IsVarlen: true}, Fields: []Type{
@@ -17545,17 +17544,17 @@ var structDescs_arm64 = []*KeyedStruct{
 	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB, int16], array[stab_policy]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB, int16], array[stab_policy]]", IsVarlen: true}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 8},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &UnionType{Key: StructKey{Name: "stab_policy"}}},
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "stab_policy"}}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]", TypeSize: 28}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 1},
 		&StructType{Key: StructKey{Name: "tc_sizespec"}, FldName: "payload"},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]", IsVarlen: true}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 2},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", TypeSize: 2}}}, Kind: 1, RangeEnd: 10},
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", TypeSize: 2}}}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_TBF_BURST, int16], int32]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_TBF_BURST, int16], int32]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
@@ -22411,7 +22410,7 @@ var structDescs_arm64 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "stab_policy"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "stab_policy", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]"}, FldName: "TCA_STAB_BASE"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]"}, FldName: "TCA_STAB_DATA"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]"}, FldName: "TCA_STAB_DATA"},
 	}}},
 	{Key: StructKey{Name: "stat", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "stat", TypeSize: 68, ArgDir: 1}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "dev", TypeSize: 2, ArgDir: 1}}},
@@ -22762,7 +22761,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "linklayer", FldName: "linklayer", TypeSize: 4}}, Vals: []uint64{0, 1, 2}, BitMask: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "mpu", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "mtu", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "tsize", TypeSize: 4}}, Kind: 2, RangeEnd: 10},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "tsize", TypeSize: 4}}, Path: []string{"stab_policy", "TCA_STAB_DATA", "payload"}},
 	}}},
 	{Key: StructKey{Name: "tc_skbmod"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tc_skbmod", TypeSize: 32}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "tc_gen"}, FldName: "tc_gen"},
@@ -22909,6 +22908,10 @@ var structDescs_arm64 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_ACT_OPTIONS, int16], array[m_vlan_options]]"}, FldName: "TCA_ACT_OPTIONS"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_ACT_COOKIE, int16], array[int8]]"}, FldName: "TCA_ACT_COOKIE"},
 	}, AlignAttr: 4}},
+	{Key: StructKey{Name: "tca_bpf_ops"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tca_bpf_ops", IsVarlen: true}, Fields: []Type{
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]"}, FldName: "TCA_BPF_OPS_LEN"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS, int16], array[sock_filter]]"}, FldName: "TCA_BPF_OPS"},
+	}}},
 	{Key: StructKey{Name: "tca_ematch_tree_list"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tca_ematch_tree_list", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[int32, tcf_ematch_hdr[TCF_EM_CONTAINER, array[int8]]]"}, FldName: "TCF_EM_CONTAINER"},
 		&StructType{Key: StructKey{Name: "nlattr_t[int32, tcf_ematch_hdr[TCF_EM_CMP, tcf_em_cmp]]"}, FldName: "TCF_EM_CMP"},
@@ -50797,4 +50800,4 @@ var consts_arm64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm64 = "49a6ef6e9fa8059bfa600ccf85d424cf9253c4c7"
+const revision_arm64 = "dff930cd81891aa2da786dab8783efe0de057abb"
diff --git a/sys/linux/gen/ppc64le.go b/sys/linux/gen/ppc64le.go
index ae818c147..1e35697b0 100644
--- a/sys/linux/gen/ppc64le.go
+++ b/sys/linux/gen/ppc64le.go
@@ -4278,9 +4278,8 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_ACT, int16], tca_actions]"}, FldName: "TCA_BPF_ACT"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]"}, FldName: "TCA_BPF_POLICE"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_CLASSID, int16], tcm_handle]"}, FldName: "TCA_BPF_CLASSID"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]"}, FldName: "TCA_BPF_OPS_LEN"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS, int16], array[sock_filter]]"}, FldName: "TCA_BPF_OPS"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd]"}, FldName: "TCA_BPF_FD"},
+		&StructType{Key: StructKey{Name: "tca_bpf_ops"}, FldName: "TCA_BPF_OPS"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]"}, FldName: "TCA_BPF_FD"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_NAME, int16], string[filename]]"}, FldName: "TCA_BPF_NAME"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]"}, FldName: "TCA_BPF_FLAGS"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS_GEN, int16], int32[0:8]]"}, FldName: "TCA_BPF_FLAGS_GEN"},
@@ -9756,8 +9755,8 @@ var structDescs_ppc64le = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "keyctl_pkey_params"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "keyctl_pkey_params", TypeSize: 40}, Fields: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "key", FldName: "key_id", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "in_len", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "out_len", TypeSize: 4}}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "in_len", TypeSize: 4}}, BitSize: 8, Path: []string{"syscall", "inout"}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "out_len", TypeSize: 4}}, BitSize: 8, Path: []string{"syscall", "output"}},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "__spare", TypeSize: 28}, Type: &ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", TypeSize: 4}}}, Kind: 1, RangeBegin: 7, RangeEnd: 7},
 	}}},
 	{Key: StructKey{Name: "kvm_arm_device_addr"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_arm_device_addr", TypeSize: 16}, Fields: []Type{
@@ -16108,10 +16107,10 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 3},
 		&StructType{Key: StructKey{Name: "tcm_handle"}, FldName: "payload"},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FD, int16], fd]", TypeSize: 8}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FD, int16], fd_bpf_prog]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 6},
-		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "payload", TypeSize: 4}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_bpf_prog", FldName: "payload", TypeSize: 4}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_FLAGS, int16], int32[0:1]]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
@@ -16133,10 +16132,10 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 5},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "sock_filter"}}},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], int16[0:10]]", TypeSize: 8}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 4},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "payload", TypeSize: 2}}, Kind: 2, RangeEnd: 10},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "payload", TypeSize: 2}}, Path: []string{"tca_bpf_ops", "TCA_BPF_OPS", "payload"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_BPF_POLICE, int16], tca_polices]", IsVarlen: true}, Fields: []Type{
@@ -17497,17 +17496,17 @@ var structDescs_ppc64le = []*KeyedStruct{
 	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB, int16], array[stab_policy]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB, int16], array[stab_policy]]", IsVarlen: true}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 8},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &UnionType{Key: StructKey{Name: "stab_policy"}}},
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "stab_policy"}}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]", TypeSize: 28}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 1},
 		&StructType{Key: StructKey{Name: "tc_sizespec"}, FldName: "payload"},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]", IsVarlen: true}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "nla_type", TypeSize: 2}}, Val: 2},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", TypeSize: 2}}}, Kind: 1, RangeEnd: 10},
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", TypeSize: 2}}}},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "nlattr_t[const[TCA_TBF_BURST, int16], int32]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "nlattr_t[const[TCA_TBF_BURST, int16], int32]", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nla_len", TypeSize: 2}}, Path: []string{"parent"}},
@@ -22363,7 +22362,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "stab_policy"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "stab_policy", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_BASE, int16], tc_sizespec]"}, FldName: "TCA_STAB_BASE"},
-		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16, 0:10]]"}, FldName: "TCA_STAB_DATA"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_STAB_DATA, int16], array[int16]]"}, FldName: "TCA_STAB_DATA"},
 	}}},
 	{Key: StructKey{Name: "stat", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "stat", TypeSize: 68, ArgDir: 1}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "dev", TypeSize: 2, ArgDir: 1}}},
@@ -22714,7 +22713,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "linklayer", FldName: "linklayer", TypeSize: 4}}, Vals: []uint64{0, 1, 2}, BitMask: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "mpu", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "mtu", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "tsize", TypeSize: 4}}, Kind: 2, RangeEnd: 10},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "tsize", TypeSize: 4}}, Path: []string{"stab_policy", "TCA_STAB_DATA", "payload"}},
 	}}},
 	{Key: StructKey{Name: "tc_skbmod"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tc_skbmod", TypeSize: 32}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "tc_gen"}, FldName: "tc_gen"},
@@ -22861,6 +22860,10 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_ACT_OPTIONS, int16], array[m_vlan_options]]"}, FldName: "TCA_ACT_OPTIONS"},
 		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_ACT_COOKIE, int16], array[int8]]"}, FldName: "TCA_ACT_COOKIE"},
 	}, AlignAttr: 4}},
+	{Key: StructKey{Name: "tca_bpf_ops"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tca_bpf_ops", IsVarlen: true}, Fields: []Type{
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS_LEN, int16], len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]"}, FldName: "TCA_BPF_OPS_LEN"},
+		&StructType{Key: StructKey{Name: "nlattr_t[const[TCA_BPF_OPS, int16], array[sock_filter]]"}, FldName: "TCA_BPF_OPS"},
+	}}},
 	{Key: StructKey{Name: "tca_ematch_tree_list"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tca_ematch_tree_list", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[int32, tcf_ematch_hdr[TCF_EM_CONTAINER, array[int8]]]"}, FldName: "TCF_EM_CONTAINER"},
 		&StructType{Key: StructKey{Name: "nlattr_t[int32, tcf_ematch_hdr[TCF_EM_CMP, tcf_em_cmp]]"}, FldName: "TCF_EM_CMP"},
@@ -50764,4 +50767,4 @@ var consts_ppc64le = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_ppc64le = "7634c0a83a0baec4a6418161fac443836686bb6d"
+const revision_ppc64le = "0f540c7bfaa1f375f0b49062ef69700e13a1aa94"
diff --git a/sys/linux/key.txt b/sys/linux/key.txt
index 3af876634..24721bdc3 100644
--- a/sys/linux/key.txt
+++ b/sys/linux/key.txt
@@ -120,10 +120,8 @@ key_encrypted_update {
 
 keyctl_pkey_params {
 	key_id	key
-# NEED: this is len of syscall input/output arguments. We don't have naming scheme to reference syscall arguments.
-# Need e.g. "len[syscall.input]", or some abbreviation like ".input" or "$.input".
-	in_len	int32
-	out_len	int32
+	in_len	bytesize[syscall:inout, int32]
+	out_len	bytesize[syscall:output, int32]
 	__spare	array[const[0, int32], 7]
 }
 
diff --git a/sys/linux/socket_netlink_route_sched.txt b/sys/linux/socket_netlink_route_sched.txt
index 4824616d3..39238f59b 100644
--- a/sys/linux/socket_netlink_route_sched.txt
+++ b/sys/linux/socket_netlink_route_sched.txt
@@ -558,15 +558,18 @@ f_bpf_options [
 	TCA_BPF_ACT		nlattr[TCA_BPF_ACT, tca_actions]
 	TCA_BPF_POLICE		nlattr[TCA_BPF_POLICE, tca_polices]
 	TCA_BPF_CLASSID		nlattr[TCA_BPF_CLASSID, tcm_handle]
-# NEED: TCA_BPF_OPS should equal to TCA_BPF_OPS_LEN * sizeof(struct sock_filter)
-	TCA_BPF_OPS_LEN		nlattr[TCA_BPF_OPS_LEN, int16[0:10]]
-	TCA_BPF_OPS		nlattr[TCA_BPF_OPS, array[sock_filter]]
-	TCA_BPF_FD		nlattr[TCA_BPF_FD, fd]
+	TCA_BPF_OPS		tca_bpf_ops
+	TCA_BPF_FD		nlattr[TCA_BPF_FD, fd_bpf_prog]
 	TCA_BPF_NAME		nlattr[TCA_BPF_NAME, string[filename]]
 	TCA_BPF_FLAGS		nlattr[TCA_BPF_FLAGS, int32[0:1]]
 	TCA_BPF_FLAGS_GEN	nlattr[TCA_BPF_FLAGS_GEN, int32[0:8]]
 ] [varlen]
 
+tca_bpf_ops {
+	TCA_BPF_OPS_LEN	nlattr[TCA_BPF_OPS_LEN, len[tca_bpf_ops:TCA_BPF_OPS:payload, int16]]
+	TCA_BPF_OPS	nlattr[TCA_BPF_OPS, array[sock_filter]]
+} [packed]
+
 f_cgroup_options [
 	TCA_CGROUP_ACT		nlattr[TCA_CGROUP_ACT, tca_actions]
 	TCA_CGROUP_POLICE	nlattr[TCA_CGROUP_POLICE, tca_polices]
@@ -1069,11 +1072,10 @@ tc_estimator {
 	ewma_log	int8
 }
 
-stab_policy [
+stab_policy {
 	TCA_STAB_BASE	nlattr[TCA_STAB_BASE, tc_sizespec]
-# NEED: stab data should be tc_sizespec.tsize * sizeof(__u16)
-	TCA_STAB_DATA	nlattr[TCA_STAB_DATA, array[int16, 0:10]]
-] [varlen]
+	TCA_STAB_DATA	nlattr[TCA_STAB_DATA, array[int16]]
+} [packed]
 
 tc_sizespec {
 	cell_log	int8
@@ -1083,7 +1085,7 @@ tc_sizespec {
 	linklayer	flags[linklayer, int32]
 	mpu		int32
 	mtu		int32
-	tsize		int32[0:10]
+	tsize		len[stab_policy:TCA_STAB_DATA:payload, int32]
 }
 
 tcm_handle_offsets = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 0xffe0, 0xfff1, 0xfff2, 0xfff3, 0xffff