sys/linux: use known tags for 9p virtio/xen

Name virtio/xen sources "syz" so that it's possible to expose
it from host and actually use.

6 files changed, 17 insertions, 19 deletions

diff --git a/sys/linux/9p.txt b/sys/linux/9p.txt
index 8955b01c1..4295be1b3 100644
--- a/sys/linux/9p.txt
+++ b/sys/linux/9p.txt
@@ -17,10 +17,8 @@ mount$9p_fd(src const[0], dst ptr[in, filename], type ptr[in, string["9p"]], fla
 mount$9p_tcp(src ptr[in, string["127.0.0.1"]], dst ptr[in, filename], type ptr[in, string["9p"]], flags flags[mount_flags], opts ptr[in, p9_options_tcp])
 mount$9p_unix(src ptr[in, filename], dst ptr[in, filename], type ptr[in, string["9p"]], flags flags[mount_flags], opts ptr[in, p9_options_unix])
 mount$9p_rdma(src ptr[in, string["127.0.0.1"]], dst ptr[in, filename], type ptr[in, string["9p"]], flags flags[mount_flags], opts ptr[in, p9_options_rdma])
-# TODO: src is some "virtio chan tag name".
-mount$9p_virtio(src ptr[in, string], dst ptr[in, filename], type ptr[in, string["9p"]], flags flags[mount_flags], opts ptr[in, p9_options_virtio])
-# TODO: src is some "xen dev tag name".
-mount$9p_xen(src ptr[in, string], dst ptr[in, filename], type ptr[in, string["9p"]], flags flags[mount_flags], opts ptr[in, p9_options_xen])
+mount$9p_virtio(src ptr[in, string["syz"]], dst ptr[in, filename], type ptr[in, string["9p"]], flags flags[mount_flags], opts ptr[in, p9_options_virtio])
+mount$9p_xen(src ptr[in, string["syz"]], dst ptr[in, filename], type ptr[in, string["9p"]], flags flags[mount_flags], opts ptr[in, p9_options_xen])
 
 pipe2$9p(pipefd ptr[out, pipe_9p], flags flags[pipe_flags])
 
diff --git a/sys/linux/gen/386.go b/sys/linux/gen/386.go
index 4a2fc71b5..ab15d6b3a 100644
--- a/sys/linux/gen/386.go
+++ b/sys/linux/gen/386.go
@@ -41068,14 +41068,14 @@ var syscalls_386 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "p9_options_unix"}}},
 	}},
 	{NR: 21, Name: "mount$9p_virtio", CallName: "mount", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", IsVarlen: true}, Kind: 2}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 4}, Kind: 2, Values: []string{"syz\x00"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "dst", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename", IsVarlen: true}, Kind: 3}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "type", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 3}, Kind: 2, Values: []string{"9p\x00"}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "mount_flags", FldName: "flags", TypeSize: 4}}, Vals: []uint64{4096, 128, 64, 8192, 1024, 4, 2048, 8, 2, 1, 2097152, 32, 32768, 16777216, 16, 16384, 65536, 131072, 262144, 524288, 1048576, 8388608, 33554432}, BitMask: true},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "p9_options_virtio"}}},
 	}},
 	{NR: 21, Name: "mount$9p_xen", CallName: "mount", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", IsVarlen: true}, Kind: 2}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 4}, Kind: 2, Values: []string{"syz\x00"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "dst", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename", IsVarlen: true}, Kind: 3}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "type", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 3}, Kind: 2, Values: []string{"9p\x00"}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "mount_flags", FldName: "flags", TypeSize: 4}}, Vals: []uint64{4096, 128, 64, 8192, 1024, 4, 2048, 8, 2, 1, 2097152, 32, 32768, 16777216, 16, 16384, 65536, 131072, 262144, 524288, 1048576, 8388608, 33554432}, BitMask: true},
@@ -56174,4 +56174,4 @@ var consts_386 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_386 = "c0474791632bc15b702cb2162944cb0b923b1414"
+const revision_386 = "51425091e3d9db7331e924f539a1638b993011e3"
diff --git a/sys/linux/gen/amd64.go b/sys/linux/gen/amd64.go
index 824126955..59b39b34f 100644
--- a/sys/linux/gen/amd64.go
+++ b/sys/linux/gen/amd64.go
@@ -41603,14 +41603,14 @@ var syscalls_amd64 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "p9_options_unix"}}},
 	}},
 	{NR: 165, Name: "mount$9p_virtio", CallName: "mount", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", IsVarlen: true}, Kind: 2}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 4}, Kind: 2, Values: []string{"syz\x00"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "dst", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename", IsVarlen: true}, Kind: 3}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "type", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 3}, Kind: 2, Values: []string{"9p\x00"}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "mount_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{4096, 128, 64, 8192, 1024, 4, 2048, 8, 2, 1, 2097152, 32, 32768, 16777216, 16, 16384, 65536, 131072, 262144, 524288, 1048576, 8388608, 33554432}, BitMask: true},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "p9_options_virtio"}}},
 	}},
 	{NR: 165, Name: "mount$9p_xen", CallName: "mount", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", IsVarlen: true}, Kind: 2}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 4}, Kind: 2, Values: []string{"syz\x00"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "dst", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename", IsVarlen: true}, Kind: 3}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "type", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 3}, Kind: 2, Values: []string{"9p\x00"}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "mount_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{4096, 128, 64, 8192, 1024, 4, 2048, 8, 2, 1, 2097152, 32, 32768, 16777216, 16, 16384, 65536, 131072, 262144, 524288, 1048576, 8388608, 33554432}, BitMask: true},
@@ -56729,4 +56729,4 @@ var consts_amd64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_amd64 = "8fc9f1ffd255cf5aa4d8ea7de1cd0abf18f527ec"
+const revision_amd64 = "82858a893a7c9b8d195551271f152b2fec58d014"
diff --git a/sys/linux/gen/arm.go b/sys/linux/gen/arm.go
index 083c1d226..90f9c8cdb 100644
--- a/sys/linux/gen/arm.go
+++ b/sys/linux/gen/arm.go
@@ -40729,14 +40729,14 @@ var syscalls_arm = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "p9_options_unix"}}},
 	}},
 	{NR: 21, Name: "mount$9p_virtio", CallName: "mount", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", IsVarlen: true}, Kind: 2}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 4}, Kind: 2, Values: []string{"syz\x00"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "dst", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename", IsVarlen: true}, Kind: 3}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "type", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 3}, Kind: 2, Values: []string{"9p\x00"}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "mount_flags", FldName: "flags", TypeSize: 4}}, Vals: []uint64{4096, 128, 64, 8192, 1024, 4, 2048, 8, 2, 1, 2097152, 32, 32768, 16777216, 16, 16384, 65536, 131072, 262144, 524288, 1048576, 8388608, 33554432}, BitMask: true},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "p9_options_virtio"}}},
 	}},
 	{NR: 21, Name: "mount$9p_xen", CallName: "mount", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", IsVarlen: true}, Kind: 2}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 4}, Kind: 2, Values: []string{"syz\x00"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "dst", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename", IsVarlen: true}, Kind: 3}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "type", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 3}, Kind: 2, Values: []string{"9p\x00"}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "mount_flags", FldName: "flags", TypeSize: 4}}, Vals: []uint64{4096, 128, 64, 8192, 1024, 4, 2048, 8, 2, 1, 2097152, 32, 32768, 16777216, 16, 16384, 65536, 131072, 262144, 524288, 1048576, 8388608, 33554432}, BitMask: true},
@@ -55751,4 +55751,4 @@ var consts_arm = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm = "a6c83e9dee0a0fe2779d94cd319fe9eea0f13d49"
+const revision_arm = "dc13a936cf0cc9b4111f8ebd61e385bf2bc9d734"
diff --git a/sys/linux/gen/arm64.go b/sys/linux/gen/arm64.go
index f5e6ab0fa..5acddcc97 100644
--- a/sys/linux/gen/arm64.go
+++ b/sys/linux/gen/arm64.go
@@ -41145,14 +41145,14 @@ var syscalls_arm64 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "p9_options_unix"}}},
 	}},
 	{NR: 40, Name: "mount$9p_virtio", CallName: "mount", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", IsVarlen: true}, Kind: 2}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 4}, Kind: 2, Values: []string{"syz\x00"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "dst", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename", IsVarlen: true}, Kind: 3}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "type", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 3}, Kind: 2, Values: []string{"9p\x00"}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "mount_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{4096, 128, 64, 8192, 1024, 4, 2048, 8, 2, 1, 2097152, 32, 32768, 16777216, 16, 16384, 65536, 131072, 262144, 524288, 1048576, 8388608, 33554432}, BitMask: true},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "p9_options_virtio"}}},
 	}},
 	{NR: 40, Name: "mount$9p_xen", CallName: "mount", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", IsVarlen: true}, Kind: 2}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 4}, Kind: 2, Values: []string{"syz\x00"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "dst", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename", IsVarlen: true}, Kind: 3}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "type", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 3}, Kind: 2, Values: []string{"9p\x00"}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "mount_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{4096, 128, 64, 8192, 1024, 4, 2048, 8, 2, 1, 2097152, 32, 32768, 16777216, 16, 16384, 65536, 131072, 262144, 524288, 1048576, 8388608, 33554432}, BitMask: true},
@@ -56075,4 +56075,4 @@ var consts_arm64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm64 = "296d5e25600a16e45296e2c7406f11493a9c5ecc"
+const revision_arm64 = "5b8d767962c2d98e9d1ba2f6fb1a2947cd2459f8"
diff --git a/sys/linux/gen/ppc64le.go b/sys/linux/gen/ppc64le.go
index 73dff638e..38edd9675 100644
--- a/sys/linux/gen/ppc64le.go
+++ b/sys/linux/gen/ppc64le.go
@@ -41066,14 +41066,14 @@ var syscalls_ppc64le = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "p9_options_unix"}}},
 	}},
 	{NR: 21, Name: "mount$9p_virtio", CallName: "mount", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", IsVarlen: true}, Kind: 2}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 4}, Kind: 2, Values: []string{"syz\x00"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "dst", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename", IsVarlen: true}, Kind: 3}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "type", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 3}, Kind: 2, Values: []string{"9p\x00"}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "mount_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{4096, 128, 64, 8192, 1024, 4, 2048, 8, 2, 1, 2097152, 32, 32768, 16777216, 16, 16384, 65536, 131072, 262144, 524288, 1048576, 8388608, 33554432}, BitMask: true},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "p9_options_virtio"}}},
 	}},
 	{NR: 21, Name: "mount$9p_xen", CallName: "mount", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", IsVarlen: true}, Kind: 2}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "src", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 4}, Kind: 2, Values: []string{"syz\x00"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "dst", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename", IsVarlen: true}, Kind: 3}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "type", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "string", TypeSize: 3}, Kind: 2, Values: []string{"9p\x00"}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "mount_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{4096, 128, 64, 8192, 1024, 4, 2048, 8, 2, 1, 2097152, 32, 32768, 16777216, 16, 16384, 65536, 131072, 262144, 524288, 1048576, 8388608, 33554432}, BitMask: true},
@@ -56046,4 +56046,4 @@ var consts_ppc64le = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_ppc64le = "b52e602ac53e3e3a3865b78b1281b6435dbd9219"
+const revision_ppc64le = "b92995a9155cd57451698015ce780427214ec50b"