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authorPaolo Bonzini <pbonzini@redhat.com>2012-08-09 16:45:57 +0200
committerStefan Hajnoczi <stefanha@gmail.com>2012-09-14 08:40:31 +0100
commita98b140223d3a627eab7ee3ddec645bab630d756 (patch)
tree51017fc43188aa807b8d1ebd87aa7501024bf31f
parente8b4c680b41bd960ecccd9ff076b7b058e0afcd4 (diff)
xen: flush queue when getting an event
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 <stefano.stabellini@eu.citrix.com> Cc: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Amos Kong <akong@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
-rw-r--r--hw/xen_nic.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/xen_nic.c b/hw/xen_nic.c
index 8b79bfb73e..cf7d5591b3 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)