1 files changed, 2 insertions, 0 deletions
diff --git a/pkg/sentry/arch/arch_abi_autogen_unsafe.go b/pkg/sentry/arch/arch_abi_autogen_unsafe.go
index 98cc11f75..26572d6a6 100644
--- a/pkg/sentry/arch/arch_abi_autogen_unsafe.go
+++ b/pkg/sentry/arch/arch_abi_autogen_unsafe.go
@@ -63,6 +63,7 @@ func (s *SignalAct) MarshalUnsafe(dst []byte) {
     if s.Mask.Packed() {
         safecopy.CopyIn(dst, unsafe.Pointer(s))
     } else {
+        // Type SignalAct doesn't have a packed layout in memory, fallback to MarshalBytes.
         s.MarshalBytes(dst)
     }
 }
@@ -72,6 +73,7 @@ func (s *SignalAct) UnmarshalUnsafe(src []byte) {
     if s.Mask.Packed() {
         safecopy.CopyOut(unsafe.Pointer(s), src)
     } else {
+        // Type SignalAct doesn't have a packed layout in memory, fallback to UnmarshalBytes.
         s.UnmarshalBytes(src)
     }
 }