3 files changed, 6 insertions, 0 deletions
diff --git a/network/protocol/sideband64k/chunk_writer.go b/network/protocol/sideband64k/chunk_writer.go
index a1a0ec8c..78c66edf 100644
--- a/network/protocol/sideband64k/chunk_writer.go
+++ b/network/protocol/sideband64k/chunk_writer.go
@@ -6,6 +6,8 @@ import "io"
 // for one fixed band.
 //
 // It never writes control packets automatically.
+//
+// Labels: MT-Unsafe.
 type ChunkWriter struct {
 	enc  *Encoder
 	band Band
diff --git a/network/protocol/sideband64k/decoder.go b/network/protocol/sideband64k/decoder.go
index 6fc48cd8..e34f5d12 100644
--- a/network/protocol/sideband64k/decoder.go
+++ b/network/protocol/sideband64k/decoder.go
@@ -17,6 +17,8 @@ type ReadOptions struct {
 //
 // It preserves frame boundaries and supports one-frame lookahead via
 // PeekFrame.
+//
+// Labels: MT-Unsafe.
 type Decoder struct {
 	dec     *pktline.Decoder
 	maxData int
diff --git a/network/protocol/sideband64k/encoder.go b/network/protocol/sideband64k/encoder.go
index 0c6ea090..6cdef38a 100644
--- a/network/protocol/sideband64k/encoder.go
+++ b/network/protocol/sideband64k/encoder.go
@@ -10,6 +10,8 @@ import (
 // Encoder writes side-band-64k frames to a flush-capable output transport.
 //
 // It writes exactly one frame per method call and does not auto-chunk data.
+//
+// Labels: MT-Unsafe.
 type Encoder struct {
 	enc     *pktline.Encoder
 	maxData int