diff mbox

[PULL,for-1.7,1/2] smc91c111: Fix receive starvation

Message ID 1384864908-29868-2-git-send-email-stefanha@redhat.com
State New
Headers show

Commit Message

Stefan Hajnoczi Nov. 19, 2013, 12:41 p.m. UTC 
From: Sebastian Huber <sebastian.huber@embedded-brains.de>

In case the smc91c111 interface signals that it cannot receive more
packets the packets are queued and further reception will be disabled.
In case the interface is again ready to receive packets notify the upper
layer.

Signed-off-by: Sebastian Huber <sebastian.huber@embedded-brains.de>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
---
 hw/net/smc91c111.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox

Patch

diff --git a/hw/net/smc91c111.c b/hw/net/smc91c111.c
index f5963e2..a8e29b3 100644
--- a/hw/net/smc91c111.c
+++ b/hw/net/smc91c111.c
@@ -185,6 +185,7 @@  static void smc91c111_release_packet(smc91c111_state *s, int packet)
     s->allocated &= ~(1 << packet);
     if (s->tx_alloc == 0x80)
         smc91c111_tx_alloc(s);
+    qemu_flush_queued_packets(qemu_get_queue(s->nic));
 }
 
 /* Flush the TX FIFO.  */