--- zzzz-none-000/linux-2.6.39.4/net/core/sock.c	2011-08-03 19:43:28.000000000 +0000
+++ puma6-atom-6490-729/linux-2.6.39.4/net/core/sock.c	2021-11-10 13:38:18.000000000 +0000
@@ -732,6 +732,14 @@
 			sk->sk_mark = val;
 		break;
 
+	case SO_MARKTASK: /* AVM calle, for PUMA */
+		if (!capable(CAP_NET_ADMIN))
+			ret = -EPERM;
+		else {
+			current->netmark = val;
+		}
+		break;
+
 		/* We implement the SO_SNDLOWAT etc to
 		   not be settable (1003.1g 5.3) */
 	case SO_RXQ_OVFL:
@@ -961,6 +969,10 @@
 		v.val = !!sock_flag(sk, SOCK_RXQ_OVFL);
 		break;
 
+	case SO_MARKTASK: /* AVM calle, for PUMA */
+		v.val = current->netmark;
+		break;
+
 	default:
 		return -ENOPROTOOPT;
 	}
@@ -1135,6 +1147,7 @@
 		sk->sk_prot = sk->sk_prot_creator = prot;
 		sock_lock_init(sk);
 		sock_net_set(sk, get_net(net));
+	    sk->sk_mark = current->netmark; /* AVM calle */
 		atomic_set(&sk->sk_wmem_alloc, 1);
 
 		sock_update_classid(sk);