Re: netconsole hangs w/ alt-sysrq-t

[Jeff Moyer]

[snip]

@@ -70,9 +73,12 @@
 	np->dev->poll_controller(np->dev);
 
 	/* If scheduling is stopped, tickle NAPI bits */
-	if(trapped && np->dev->poll &&
-	   test_bit(__LINK_STATE_RX_SCHED, &np->dev->state))
+	if (np->dev->poll && 
+	    test_bit(__LINK_STATE_RX_SCHED, &np->dev->state)) {
+		np->dev->netpoll_rx |= NETPOLL_RX_DROP;
 		np->dev->poll(np->dev, &budget);
+		np->dev->netpoll_rx &= ~NETPOLL_RX_DROP;
+	}
 	zap_completion_queue();
 }
 
Silly me.  This still needs to set trapped (and still needs more thinking
about smp issues).

-Jeff
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/