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examples/vhost: disable guest notifications

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Signed-off-by: Huawei Xie <huawei.xie@intel.com>
Acked-by: Changchun Ouyang <changchun.ouyang@intel.com>
This commit is contained in:
Huawei Xie 2014-10-23 11:24:26 +02:00 committed by Thomas Monjalon
parent 28deb0204b
commit b5967c1fe5
1 changed files with 2 additions and 11 deletions
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13
examples/vhost/main.c
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@ -2271,16 +2271,6 @@ init_data_ll (void)
return 0;
}
/*
* Set virtqueue flags so that we do not receive interrupts.
*/
static void
set_irq_status (struct virtio_net *dev)
{
dev->virtqueue[VIRTIO_RXQ]->used->flags = VRING_USED_F_NO_NOTIFY;
dev->virtqueue[VIRTIO_TXQ]->used->flags = VRING_USED_F_NO_NOTIFY;
}
/*
* Remove a device from the specific data core linked list and from the main linked list. Synchonization
* occurs through the use of the lcore dev_removal_flag. Device is made volatile here to avoid re-ordering
@ -2732,7 +2722,8 @@ new_device (struct virtio_net *dev)
memset(&dev_statistics[dev->device_fh], 0, sizeof(struct device_statistics));
/* Disable notifications. */
set_irq_status(dev);
rte_vhost_enable_guest_notification(dev, VIRTIO_RXQ, 0);
rte_vhost_enable_guest_notification(dev, VIRTIO_TXQ, 0);
lcore_info[vdev->coreid].lcore_ll->device_num++;
dev->flags |= VIRTIO_DEV_RUNNING;