Enable automated marshalling for the syscall package.

PiperOrigin-RevId: 331940975

1 files changed, 7 insertions, 5 deletions

diff --git a/pkg/sentry/arch/arch_amd64.go b/pkg/sentry/arch/arch_amd64.go
index 1c3e3c14c..c7d3a206d 100644
--- a/pkg/sentry/arch/arch_amd64.go
+++ b/pkg/sentry/arch/arch_amd64.go
@@ -23,6 +23,8 @@ import (
 	"syscall"
 
 	"gvisor.dev/gvisor/pkg/cpuid"
+	"gvisor.dev/gvisor/pkg/marshal"
+	"gvisor.dev/gvisor/pkg/marshal/primitive"
 	"gvisor.dev/gvisor/pkg/sentry/limits"
 	"gvisor.dev/gvisor/pkg/usermem"
 )
@@ -179,14 +181,14 @@ func (c *context64) SetOldRSeqInterruptedIP(value uintptr) {
 }
 
 // Native returns the native type for the given val.
-func (c *context64) Native(val uintptr) interface{} {
-	v := uint64(val)
+func (c *context64) Native(val uintptr) marshal.Marshallable {
+	v := primitive.Uint64(val)
 	return &v
 }
 
 // Value returns the generic val for the given native type.
-func (c *context64) Value(val interface{}) uintptr {
-	return uintptr(*val.(*uint64))
+func (c *context64) Value(val marshal.Marshallable) uintptr {
+	return uintptr(*val.(*primitive.Uint64))
 }
 
 // Width returns the byte width of this architecture.
@@ -293,7 +295,7 @@ func (c *context64) PIELoadAddress(l MmapLayout) usermem.Addr {
 const userStructSize = 928
 
 // PtracePeekUser implements Context.PtracePeekUser.
-func (c *context64) PtracePeekUser(addr uintptr) (interface{}, error) {
+func (c *context64) PtracePeekUser(addr uintptr) (marshal.Marshallable, error) {
 	if addr&7 != 0 || addr >= userStructSize {
 		return nil, syscall.EIO
 	}