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Diffstat (limited to 'src/vnet/devices/virtio/vhost_user_input.c')
-rw-r--r--src/vnet/devices/virtio/vhost_user_input.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/vnet/devices/virtio/vhost_user_input.c b/src/vnet/devices/virtio/vhost_user_input.c
index 291d687ab6a..8e88695957b 100644
--- a/src/vnet/devices/virtio/vhost_user_input.c
+++ b/src/vnet/devices/virtio/vhost_user_input.c
@@ -641,8 +641,8 @@ VLIB_NODE_FN (vhost_user_input_node) (vlib_main_t * vm,
vec_foreach (dq, rt->devices_and_queues)
{
- if (clib_smp_swap (&dq->interrupt_pending, 0) ||
- (node->state == VLIB_NODE_STATE_POLLING))
+ if ((node->state == VLIB_NODE_STATE_POLLING) ||
+ clib_atomic_swap_acq_n (&dq->interrupt_pending, 0))
{
vui =
pool_elt_at_index (vum->vhost_user_interfaces, dq->dev_instance);