--- 2.2.15pre4/net/ipv4/tcp_output.c.~1~	Tue Jan 25 15:40:06 2000
+++ 2.2.15pre4/net/ipv4/tcp_output.c	Fri Jan 28 10:27:13 2000
@@ -753,12 +753,16 @@
 		}
 	} else {
 		/* Socket is locked, keep trying until memory is available. */
-		do {
+		for (;;) {
 			skb = sock_wmalloc(sk,
 					   (MAX_HEADER +
 					    sk->prot->max_header),
 					   1, GFP_KERNEL);
-		} while (skb == NULL);
+			if (skb)
+				break;
+			current->policy |= SCHED_YIELD;
+			schedule();
+		}
 
 		/* Reserve space for headers and prepare control bits. */
 		skb_reserve(skb, MAX_HEADER + sk->prot->max_header);