go.mod: github.com/containerd/go-runc v1.1.0

Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>

sys/reaper/reaper_unix.go

@@ -21,6 +21,7 @@ package reaper
 import (
 	"errors"
 	"fmt"
+	"runtime"
 	"sync"
 	"syscall"
 	"time"
@@ -100,6 +101,13 @@ func (m *Monitor) Start(c *exec.Cmd) (chan runc.Exit, error) {
 	return ec, nil
 }
 
+// StartLocked starts the command and registers the process with the reaper
+func (m *Monitor) StartLocked(c *exec.Cmd) (chan runc.Exit, error) {
+	runtime.LockOSThread()
+	defer runtime.UnlockOSThread()
+	return m.Start(c)
+}
+
 // Wait blocks until a process is signal as dead.
 // User should rely on the value of the exit status to determine if the
 // command was successful or not.