diff options
Diffstat (limited to 'src/vnet/devices/virtio/vhost_user_output.c')
| -rw-r--r-- | src/vnet/devices/virtio/vhost_user_output.c | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/src/vnet/devices/virtio/vhost_user_output.c b/src/vnet/devices/virtio/vhost_user_output.c index 85ac0a3c295..80eefa6d9ed 100644 --- a/src/vnet/devices/virtio/vhost_user_output.c +++ b/src/vnet/devices/virtio/vhost_user_output.c @@ -119,23 +119,12 @@ vhost_user_name_renumber (vnet_hw_interface_t * hi, u32 new_dev_instance) } /** - * @brief Try once to lock the vring - * @return 0 on success, non-zero on failure. - */ -static_always_inline int -vhost_user_vring_try_lock (vhost_user_intf_t * vui, u32 qid) -{ - return clib_atomic_test_and_set (vui->vring_locks[qid]); -} - -/** * @brief Spin until the vring is successfully locked */ static_always_inline void vhost_user_vring_lock (vhost_user_intf_t * vui, u32 qid) { - while (vhost_user_vring_try_lock (vui, qid)) - ; + clib_spinlock_lock_if_init (&vui->vrings[qid].vring_lock); } /** @@ -144,7 +133,7 @@ vhost_user_vring_lock (vhost_user_intf_t * vui, u32 qid) static_always_inline void vhost_user_vring_unlock (vhost_user_intf_t * vui, u32 qid) { - clib_atomic_release (vui->vring_locks[qid]); + clib_spinlock_unlock_if_init (&vui->vrings[qid].vring_lock); } static_always_inline void |