X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fdevices%2Fvirtio%2Fvirtio.api;h=bbe2341a00197e3b326cef913f5b0a9d723dbc37;hb=e347acbc31111504c015531e8ad764a86d489309;hp=3c8aed2e1591f7175871ce176b5bc0d3b8dd30c8;hpb=f916414b383afd37ec78509ee613df8878160406;p=vpp.git

diff --git a/src/vnet/devices/virtio/virtio.api b/src/vnet/devices/virtio/virtio.api
index 3c8aed2e159..bbe2341a001 100644
--- a/src/vnet/devices/virtio/virtio.api
+++ b/src/vnet/devices/virtio/virtio.api
@@ -62,6 +62,7 @@ enum virtio_flags {
         VIRTIO_API_FLAG_GRO_COALESCE = 4, /* enable packet coalescing on tx side, provided gso enabled */
         VIRTIO_API_FLAG_PACKED = 8, /* enable packed ring support, provided it is available from backend */
         VIRTIO_API_FLAG_IN_ORDER = 16, /* enable in order support, provided it is available from backend */
+        VIRTIO_API_FLAG_BUFFERING = 32 [backwards_compatible], /* enable buffering to handle backend jitter/delays */
 };
 
 /** \brief Initialize a new virtio pci interface with the given parameters