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| author | gVisor bot <gvisor-bot@google.com> | 2021-02-09 18:41:41 +0000 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2021-02-09 18:41:41 +0000 |
| commit | 9ca9e6bb60ebba31a1293782ec25af0b2991c4dd (patch) | |
| tree | ce4b9952ff55bb68593f7155e99c558494471aa6 | |
| parent | 7dc93f4645e36b0faf2a56662740892085ef9afb (diff) | |
| parent | fe4f4789601ddf61260271f7e1d33ba0f2756fcd (diff) | |
Merge release-20210201.0-64-gfe4f47896 (automated)
| -rw-r--r-- | pkg/sentry/kernel/task_exit.go | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/pkg/sentry/kernel/task_exit.go b/pkg/sentry/kernel/task_exit.go index 16986244c..f7765fa3a 100644 --- a/pkg/sentry/kernel/task_exit.go +++ b/pkg/sentry/kernel/task_exit.go @@ -415,6 +415,12 @@ func (tg *ThreadGroup) anyNonExitingTaskLocked() *Task { func (t *Task) reparentLocked(parent *Task) { oldParent := t.parent t.parent = parent + if oldParent != nil { + delete(oldParent.children, t) + } + if parent != nil { + parent.children[t] = struct{}{} + } // If a thread group leader's parent changes, reset the thread group's // termination signal to SIGCHLD and re-check exit notification. (Compare // kernel/exit.c:reparent_leader().) |