Merge pull request #452 from zhangningdlut:chris_test_pidns

PiperOrigin-RevId: 260220279

1 files changed, 9 insertions, 3 deletions

diff --git a/pkg/sentry/kernel/threads.go b/pkg/sentry/kernel/threads.go
index b21b182fc..8267929a6 100644
--- a/pkg/sentry/kernel/threads.go
+++ b/pkg/sentry/kernel/threads.go
@@ -90,9 +90,9 @@ type TaskSet struct {
 }
 
 // newTaskSet returns a new, empty TaskSet.
-func newTaskSet() *TaskSet {
-	ts := &TaskSet{}
-	ts.Root = newPIDNamespace(ts, nil /* parent */, auth.NewRootUserNamespace())
+func newTaskSet(pidns *PIDNamespace) *TaskSet {
+	ts := &TaskSet{Root: pidns}
+	pidns.owner = ts
 	return ts
 }
 
@@ -186,6 +186,12 @@ func newPIDNamespace(ts *TaskSet, parent *PIDNamespace, userns *auth.UserNamespa
 	}
 }
 
+// NewRootPIDNamespace creates the root PID namespace. 'owner' is not available
+// yet when root namespace is created and must be set by caller.
+func NewRootPIDNamespace(userns *auth.UserNamespace) *PIDNamespace {
+	return newPIDNamespace(nil, nil, userns)
+}
+
 // NewChild returns a new, empty PID namespace that is a child of ns. Authority
 // over the new PID namespace is controlled by userns.
 func (ns *PIDNamespace) NewChild(userns *auth.UserNamespace) *PIDNamespace {