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net/virtio-user: do not make vhost channel non-block

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There is no need to make the vhost user channel nonblock, and
making it nonblock will make vhost_user_read() fail with EAGAIN
when vhost messages need a reply.

Fixes: bd8f50a45d ("net/virtio-user: support server mode")
Cc: stable@dpdk.org

Signed-off-by: Tiwei Bie <tiwei.bie@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
This commit is contained in:
Tiwei Bie 2018-10-29 13:28:04 +08:00 committed by Ferruh Yigit
parent f457e9007a
commit 86d4b06184
1 changed files with 0 additions and 4 deletions
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4
drivers/net/virtio/virtio_user_ethdev.c
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@ -28,7 +28,6 @@ static int
virtio_user_server_reconnect(struct virtio_user_dev *dev) virtio_user_server_reconnect(struct virtio_user_dev *dev)
{ {
int ret; int ret;
int flag;
int connectfd; int connectfd;
struct rte_eth_dev *eth_dev = &rte_eth_devices[dev->port_id]; struct rte_eth_dev *eth_dev = &rte_eth_devices[dev->port_id];
@ -49,9 +48,6 @@ virtio_user_server_reconnect(struct virtio_user_dev *dev)
dev->features &= dev->device_features; dev->features &= dev->device_features;
flag = fcntl(connectfd, F_GETFD);
fcntl(connectfd, F_SETFL, flag | O_NONBLOCK);
ret = virtio_user_start_device(dev); ret = virtio_user_start_device(dev);
if (ret < 0) if (ret < 0)
return -1; return -1;