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Enable atomic swap and store macro with acquire and release ordering
[vpp.git]
/
src
/
vnet
/
devices
/
virtio
/
vhost_user_input.c
diff --git
a/src/vnet/devices/virtio/vhost_user_input.c
b/src/vnet/devices/virtio/vhost_user_input.c
index
291d687
..
8e88695
100644
(file)
--- 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)
{
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);
{
vui =
pool_elt_at_index (vum->vhost_user_interfaces, dq->dev_instance);