6 files changed, 11 insertions, 19 deletions
diff --git a/pkg/sentry/fs/dev/BUILD b/pkg/sentry/fs/dev/BUILD
index ea41615fd..fc069bb5f 100644
--- a/pkg/sentry/fs/dev/BUILD
+++ b/pkg/sentry/fs/dev/BUILD
@@ -1,25 +1,11 @@
 package(licenses = ["notice"])  # Apache 2.0
 
-load("//tools/go_stateify:defs.bzl", "go_library", "go_stateify")
-
-go_stateify(
-    name = "dev_state",
-    srcs = [
-        "dev.go",
-        "fs.go",
-        "full.go",
-        "null.go",
-        "random.go",
-    ],
-    out = "dev_state.go",
-    package = "dev",
-)
+load("//tools/go_stateify:defs.bzl", "go_library")
 
 go_library(
     name = "dev",
     srcs = [
         "dev.go",
-        "dev_state.go",
         "device.go",
         "fs.go",
         "full.go",
@@ -30,8 +16,6 @@ go_library(
     visibility = ["//pkg/sentry:internal"],
     deps = [
         "//pkg/abi/linux",
-        "//pkg/amutex",
-        "//pkg/log",
         "//pkg/rand",
         "//pkg/sentry/context",
         "//pkg/sentry/device",
@@ -45,9 +29,7 @@ go_library(
         "//pkg/sentry/mm",
         "//pkg/sentry/platform",
         "//pkg/sentry/safemem",
-        "//pkg/sentry/usage",
         "//pkg/sentry/usermem",
-        "//pkg/state",
         "//pkg/syserror",
     ],
 )
diff --git a/pkg/sentry/fs/dev/dev.go b/pkg/sentry/fs/dev/dev.go
index 36c61bfc2..3f4f2a40a 100644
--- a/pkg/sentry/fs/dev/dev.go
+++ b/pkg/sentry/fs/dev/dev.go
@@ -27,6 +27,8 @@ import (
 )
 
 // Dev is the root node.
+//
+// +stateify savable
 type Dev struct {
 	ramfs.Dir
 }
diff --git a/pkg/sentry/fs/dev/fs.go b/pkg/sentry/fs/dev/fs.go
index 3c79f3782..2ae49be4e 100644
--- a/pkg/sentry/fs/dev/fs.go
+++ b/pkg/sentry/fs/dev/fs.go
@@ -29,6 +29,8 @@ const binderEnabledKey = "binder_enabled"
 const ashmemEnabledKey = "ashmem_enabled"
 
 // filesystem is a devtmpfs.
+//
+// +stateify savable
 type filesystem struct{}
 
 func init() {
diff --git a/pkg/sentry/fs/dev/full.go b/pkg/sentry/fs/dev/full.go
index e13eb6c03..492b8eb3a 100644
--- a/pkg/sentry/fs/dev/full.go
+++ b/pkg/sentry/fs/dev/full.go
@@ -26,6 +26,8 @@ import (
 )
 
 // fullDevice is used to implement /dev/full.
+//
+// +stateify savable
 type fullDevice struct {
 	ramfs.Entry
 }
diff --git a/pkg/sentry/fs/dev/null.go b/pkg/sentry/fs/dev/null.go
index 66b8ba967..2977c8670 100644
--- a/pkg/sentry/fs/dev/null.go
+++ b/pkg/sentry/fs/dev/null.go
@@ -29,6 +29,7 @@ import (
 	"gvisor.googlesource.com/gvisor/pkg/sentry/usermem"
 )
 
+// +stateify savable
 type nullDevice struct {
 	ramfs.Entry
 }
@@ -54,6 +55,7 @@ func (n *nullDevice) Truncate(context.Context, *fs.Inode, int64) error {
 	return nil
 }
 
+// +stateify savable
 type zeroDevice struct {
 	nullDevice
 }
@@ -80,6 +82,7 @@ func (zd *zeroDevice) GetFile(ctx context.Context, dirent *fs.Dirent, flags fs.F
 	}), nil
 }
 
+// +stateify savable
 type zeroFileOperations struct {
 	fs.FileOperations
 }
diff --git a/pkg/sentry/fs/dev/random.go b/pkg/sentry/fs/dev/random.go
index 33a045a05..47b76218f 100644
--- a/pkg/sentry/fs/dev/random.go
+++ b/pkg/sentry/fs/dev/random.go
@@ -24,6 +24,7 @@ import (
 	"gvisor.googlesource.com/gvisor/pkg/sentry/usermem"
 )
 
+// +stateify savable
 type randomDevice struct {
 	ramfs.Entry
 }