[dpdk-dev] [PATCH v6 19/25] lib/librte_vhost: VHOST SUPPORTED FEATURES

[Huawei Xie]

VHOST_SUPPORTED_FEATURES is the feature mask that vhost lib supports.
VHOST_FEATURES is the feature mask vhost currently supports after some features are turned on/off.

Signed-off-by: Huawei Xie <huawei.xie at intel.com>
---
 lib/librte_vhost/virtio-net.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/librte_vhost/virtio-net.c b/lib/librte_vhost/virtio-net.c
index de505c5..127270c 100644
--- a/lib/librte_vhost/virtio-net.c
+++ b/lib/librte_vhost/virtio-net.c
@@ -68,8 +68,9 @@ static struct virtio_net_device_ops const * notify_ops;
 /* Root address of the linked list in the configuration core. */
 static struct virtio_net_config_ll			*ll_root = NULL;
 
-/* Features supported by this application. RX merge buffers are disabled by default. */
-uint64_t VHOST_FEATURES = (0ULL << VIRTIO_NET_F_MRG_RXBUF);
+/* Features supported by this application. RX merge buffers are enabled by default. */
+#define VHOST_SUPPORTED_FEATURES (1ULL << VIRTIO_NET_F_MRG_RXBUF)
+static uint64_t VHOST_FEATURES = VHOST_SUPPORTED_FEATURES;
 
 /* Line size for reading maps file. */
 const uint32_t BUFSIZE = PATH_MAX;
-- 
1.8.1.4