Commit 64e9a9b8 authored by Michael S. Tsirkin's avatar Michael S. Tsirkin Committed by David S. Miller

vhost-net: initialize zcopy packet counters

These packet counters are used to drive the zercopy
selection heuristic so nothing too bad happens if they are off a bit -
and they are also reset once in a while.
But it's cleaner to clear them when backend is set so that
we start in a known state.
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 3e14bd39
...@@ -823,6 +823,9 @@ static long vhost_net_set_backend(struct vhost_net *n, unsigned index, int fd) ...@@ -823,6 +823,9 @@ static long vhost_net_set_backend(struct vhost_net *n, unsigned index, int fd)
r = vhost_init_used(vq); r = vhost_init_used(vq);
if (r) if (r)
goto err_vq; goto err_vq;
n->tx_packets = 0;
n->tx_zcopy_err = 0;
} }
mutex_unlock(&vq->mutex); mutex_unlock(&vq->mutex);
......
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