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[Qemu-devel] [PATCH RESEND 4/4] xen nic: check tx queue after connect.
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [PATCH RESEND 4/4] xen nic: check tx queue after connect. |
Date: |
Thu, 11 Jun 2009 11:32:51 +0200 |
Needed for savevm/loadvm + migration: In that case the queue might
already have packets on (re-)connect. The guest wouldn't notify us
because notifications are only sent when stuffing a packet into an
empty queue.
Signed-off-by: Gerd Hoffmann <address@hidden>
---
hw/xen_nic.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/hw/xen_nic.c b/hw/xen_nic.c
index 9a3c870..e4f71f7 100644
--- a/hw/xen_nic.c
+++ b/hw/xen_nic.c
@@ -356,6 +356,8 @@ static int net_connect(struct XenDevice *xendev)
"remote port %d, local port %d\n",
netdev->tx_ring_ref, netdev->rx_ring_ref,
netdev->xendev.remote_port, netdev->xendev.local_port);
+
+ net_tx_packets(netdev);
return 0;
}
--
1.6.2.2