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vm-virtio: vhost-user: Set the right vring size

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The vhost-user implementation was always passing the maximum size
supported by the virtqueues to the backend, but this is obviously wrong
as it must pass the size being set by the driver running in the guest.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
This commit is contained in:
Sebastien Boeuf 2019-09-20 09:57:00 -07:00 committed by Rob Bradford
parent a2f3da3488
commit f06b2aaaa7
1 changed files with 1 additions and 1 deletions
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2
vm-virtio/src/vhost_user/vu_common_ctrl.rs
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@ -54,7 +54,7 @@ pub fn setup_vhost_user_vring(
let mut vu_interrupt_list = Vec::new(); let mut vu_interrupt_list = Vec::new();
for (queue_index, queue) in queues.into_iter().enumerate() { for (queue_index, queue) in queues.into_iter().enumerate() {
vu.set_vring_num(queue_index, queue.get_max_size()) vu.set_vring_num(queue_index, queue.actual_size())
.map_err(Error::VhostUserSetVringNum)?; .map_err(Error::VhostUserSetVringNum)?;
let config_data = VringConfigData { let config_data = VringConfigData {