[PATCH 06/17] vhost: introduce API to fetch negotiated features
From: Yuanhan Liu <hidden>
Date: 2017-03-03 09:52:53
Subsystem:
library code, the rest · Maintainers:
Andrew Morton, Linus Torvalds
Signed-off-by: Yuanhan Liu <redacted> --- lib/librte_vhost/rte_vhost_version.map | 1 + lib/librte_vhost/rte_virtio_net.h | 1 + lib/librte_vhost/vhost.c | 12 ++++++++++++ 3 files changed, 14 insertions(+)
diff --git a/lib/librte_vhost/rte_vhost_version.map b/lib/librte_vhost/rte_vhost_version.map
index b890da6..85a2796 100644
--- a/lib/librte_vhost/rte_vhost_version.map
+++ b/lib/librte_vhost/rte_vhost_version.map@@ -35,6 +35,7 @@ DPDK_17.05 { rte_vhost_driver_enable_features; rte_vhost_driver_get_features; rte_vhost_driver_set_features; + rte_vhost_get_negotiated_features rte_vhost_get_vhost_memory; } DPDK_16.07;
diff --git a/lib/librte_vhost/rte_virtio_net.h b/lib/librte_vhost/rte_virtio_net.h
index eddf0f4..e7b1599 100644
--- a/lib/librte_vhost/rte_virtio_net.h
+++ b/lib/librte_vhost/rte_virtio_net.h@@ -210,5 +210,6 @@ uint16_t rte_vhost_dequeue_burst(int vid, uint16_t queue_id, struct rte_mempool *mbuf_pool, struct rte_mbuf **pkts, uint16_t count); int rte_vhost_get_vhost_memory(int vid, struct rte_vhost_memory **mem); +uint64_t rte_vhost_get_negotiated_features(int vid); #endif /* _VIRTIO_NET_H_ */
diff --git a/lib/librte_vhost/vhost.c b/lib/librte_vhost/vhost.c
index eee229a..8046aef 100644
--- a/lib/librte_vhost/vhost.c
+++ b/lib/librte_vhost/vhost.c@@ -340,6 +340,18 @@ struct virtio_net * return 0; } +uint64_t +rte_vhost_get_negotiated_features(int vid) +{ + struct virtio_net *dev; + + dev = get_device(vid); + if (!dev) + return -1; + + return dev->features; +} + int rte_vhost_get_vhost_memory(int vid, struct rte_vhost_memory **mem) {
--
1.9.0