1 files changed, 6 insertions, 2 deletions
diff --git a/pkg/system/calls_linux.go b/pkg/system/calls_linux.go
index bf667c535b..cc4727aaa2 100644
--- a/pkg/system/calls_linux.go
+++ b/pkg/system/calls_linux.go
@@ -115,8 +115,8 @@ func Mknod(path string, mode uint32, dev int) error {
 	return syscall.Mknod(path, mode, dev)
 }
 
-func ParentDeathSignal() error {
-	if _, _, err := syscall.RawSyscall(syscall.SYS_PRCTL, syscall.PR_SET_PDEATHSIG, uintptr(syscall.SIGKILL), 0); err != 0 {
+func ParentDeathSignal(sig uintptr) error {
+	if _, _, err := syscall.RawSyscall(syscall.SYS_PRCTL, syscall.PR_SET_PDEATHSIG, sig, 0); err != 0 {
 		return err
 	}
 	return nil
@@ -143,3 +143,7 @@ func SetCloneFlags(cmd *exec.Cmd, flag uintptr) {
 	}
 	cmd.SysProcAttr.Cloneflags = flag
 }
+
+func Gettid() int {
+	return syscall.Gettid()
+}