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[Qemu-devel] [PATCH 03/13] xen: flush queue when getting an event
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PATCH 03/13] xen: flush queue when getting an event |
Date: |
Fri, 14 Sep 2012 09:46:50 +0100 |
From: Paolo Bonzini <address@hidden>
xen does not have a register that, when written, will cause can_receive
to go from false to true. However, flushing the queue can be attempted
whenever the front-end raises its side of the Xen event channel. There
is a single event channel for tx and rx.
Cc: Stefano Stabellini <address@hidden>
Cc: Stefan Hajnoczi <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
Reviewed-by: Amos Kong <address@hidden>
Signed-off-by: Stefan Hajnoczi <address@hidden>
---
hw/xen_nic.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/hw/xen_nic.c b/hw/xen_nic.c
index 8b79bfb..cf7d559 100644
--- a/hw/xen_nic.c
+++ b/hw/xen_nic.c
@@ -415,6 +415,7 @@ static void net_event(struct XenDevice *xendev)
{
struct XenNetDev *netdev = container_of(xendev, struct XenNetDev, xendev);
net_tx_packets(netdev);
+ qemu_flush_queued_packets(&netdev->nic->nc);
}
static int net_free(struct XenDevice *xendev)
--
1.7.10.4
- [Qemu-devel] [PULL 00/13] Net patches, Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PULL 00/13] Net patches, Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PATCH 02/13] e1000: flush queue whenever can_receive can go from false to true, Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PATCH 01/13] net: notify iothread after flushing queue, Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PATCH 03/13] xen: flush queue when getting an event,
Stefan Hajnoczi <=
- [Qemu-devel] [PATCH 04/13] eepro100: Fix network hang when rx buffers run out, Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PATCH 05/13] net: add receive_disabled logic to iov delivery path, Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PATCH 07/13] net: add -netdev options to man page, Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PATCH 08/13] net: clean up usbnet_receive(), Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PATCH 06/13] net: do not report queued packets as sent, Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PATCH 11/13] net: asynchronous send/receive infrastructure for net/socket.c, Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PATCH 09/13] net: fix usbnet_receive() packet drops, Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PATCH 12/13] net: EAGAIN handling for net/socket.c UDP, Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PATCH 10/13] net: broadcast hub packets if at least one port can receive, Stefan Hajnoczi, 2012/09/14
- [Qemu-devel] [PATCH 13/13] net: EAGAIN handling for net/socket.c TCP, Stefan Hajnoczi, 2012/09/14