X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fdevices%2Fvirtio%2Fvirtio.c;h=a3fd05dbb55752609a3754c67efa679d106f6240;hb=3f340175aebaf84ed3994799e819e0801c7e3212;hp=90acb75fa6db74a588bc840d723c632dc7b7b934;hpb=8cd5bd8e34eb72ee5dccc2fb0733db9da03af5c8;p=vpp.git

diff --git a/src/vnet/devices/virtio/virtio.c b/src/vnet/devices/virtio/virtio.c
index 90acb75fa6d..a3fd05dbb55 100644
--- a/src/vnet/devices/virtio/virtio.c
+++ b/src/vnet/devices/virtio/virtio.c
@@ -83,9 +83,12 @@ virtio_vring_init (vlib_main_t * vm, virtio_if_t * vif, u16 idx, u16 sz)
 
   if (idx % 2)
     {
+      vlib_thread_main_t *thm = vlib_get_thread_main ();
       vec_validate_aligned (vif->txq_vrings, TX_QUEUE_ACCESS (idx),
 			    CLIB_CACHE_LINE_BYTES);
       vring = vec_elt_at_index (vif->txq_vrings, TX_QUEUE_ACCESS (idx));
+      if (thm->n_vlib_mains > 1)
+	clib_spinlock_init (&vring->lockp);
     }
   else
     {
@@ -230,6 +233,7 @@ virtio_vring_free_tx (vlib_main_t * vm, virtio_if_t * vif, u32 idx)
   if (vring->avail)
     clib_mem_free (vring->avail);
   vec_free (vring->buffers);
+  clib_spinlock_free (&vring->lockp);
   return 0;
 }