From: Yuanhan Liu <yuanhan.liu@linux.intel.com>
To: dev@dpdk.org
Cc: Maxime Coquelin <maxime.coquelin@redhat.com>,
Harris James R <james.r.harris@intel.com>,
Liu Changpeng <changpeng.liu@intel.com>,
Yuanhan Liu <yuanhan.liu@linux.intel.com>
Subject: [dpdk-dev] [PATCH v2 06/22] vhost: introduce API to fetch negotiated features
Date: Thu, 23 Mar 2017 15:10:43 +0800 [thread overview]
Message-ID: <1490253059-28112-7-git-send-email-yuanhan.liu@linux.intel.com> (raw)
In-Reply-To: <1490253059-28112-1-git-send-email-yuanhan.liu@linux.intel.com>
Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
---
lib/librte_vhost/rte_vhost_version.map | 2 ++
lib/librte_vhost/rte_virtio_net.h | 10 ++++++++++
lib/librte_vhost/vhost.c | 12 ++++++++++++
3 files changed, 24 insertions(+)
diff --git a/lib/librte_vhost/rte_vhost_version.map b/lib/librte_vhost/rte_vhost_version.map
index 664a5f3..e21b788 100644
--- a/lib/librte_vhost/rte_vhost_version.map
+++ b/lib/librte_vhost/rte_vhost_version.map
@@ -37,5 +37,7 @@ DPDK_17.05 {
rte_vhost_driver_set_features;
rte_vhost_get_mem_table;
rte_vhost_get_mtu;
+ 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 5a91f97..57e57e3 100644
--- a/lib/librte_vhost/rte_virtio_net.h
+++ b/lib/librte_vhost/rte_virtio_net.h
@@ -154,6 +154,16 @@ struct virtio_net_device_ops {
*/
uint64_t rte_vhost_driver_get_features(const char *path);
+/**
+ * Get the feature bits after negotiation
+ *
+ * @param vid
+ * Vhost device ID
+ * @return
+ * Negotiated feature bits on success, 0 on failure
+ */
+uint64_t rte_vhost_get_negotiated_features(int vid);
+
/* Register callbacks. */
int rte_vhost_driver_callback_register(const char *path,
struct virtio_net_device_ops const * const ops);
diff --git a/lib/librte_vhost/vhost.c b/lib/librte_vhost/vhost.c
index 2b41652..08dccfb 100644
--- a/lib/librte_vhost/vhost.c
+++ b/lib/librte_vhost/vhost.c
@@ -359,6 +359,18 @@ 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 0;
+
+ return dev->features;
+}
+
int
rte_vhost_get_mem_table(int vid, struct rte_vhost_memory **mem)
{
--
1.9.0
next prev parent reply other threads:[~2017-03-23 7:13 UTC|newest]
Thread overview: 135+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-03 9:51 [dpdk-dev] [PATCH 00/17] vhost: generic vhost API Yuanhan Liu
2017-03-03 9:51 ` [dpdk-dev] [PATCH 01/17] vhost: introduce driver features related APIs Yuanhan Liu
2017-03-14 9:46 ` Maxime Coquelin
2017-03-14 9:53 ` Maxime Coquelin
2017-03-16 7:08 ` Yuanhan Liu
2017-03-16 9:18 ` Maxime Coquelin
2017-03-17 5:50 ` Yuanhan Liu
2017-03-03 9:51 ` [dpdk-dev] [PATCH 02/17] net/vhost: remove feature " Yuanhan Liu
2017-03-14 10:15 ` Maxime Coquelin
2017-03-03 9:51 ` [dpdk-dev] [PATCH 03/17] vhost: use new APIs to handle features Yuanhan Liu
2017-03-14 10:43 ` Maxime Coquelin
2017-03-16 7:43 ` Yuanhan Liu
2017-03-16 9:39 ` Maxime Coquelin
2017-03-17 5:48 ` Yuanhan Liu
2017-03-03 9:51 ` [dpdk-dev] [PATCH 04/17] vhost: make notify ops per vhost driver Yuanhan Liu
2017-03-14 10:55 ` Maxime Coquelin
2017-03-16 7:50 ` Yuanhan Liu
2017-03-03 9:51 ` [dpdk-dev] [PATCH 05/17] vhost: export guest memory regions Yuanhan Liu
2017-03-14 11:00 ` Maxime Coquelin
2017-03-03 9:51 ` [dpdk-dev] [PATCH 06/17] vhost: introduce API to fetch negotiated features Yuanhan Liu
2017-03-14 11:02 ` Maxime Coquelin
2017-03-16 7:35 ` Yuanhan Liu
2017-03-16 9:22 ` Maxime Coquelin
2017-03-17 5:49 ` Yuanhan Liu
2017-03-03 9:51 ` [dpdk-dev] [PATCH 07/17] vhost: export vhost vring info Yuanhan Liu
2017-03-14 12:11 ` Maxime Coquelin
2017-03-16 7:24 ` Yuanhan Liu
2017-03-16 9:20 ` Maxime Coquelin
2017-03-03 9:51 ` [dpdk-dev] [PATCH 08/17] vhost: export API to translate gpa to vva Yuanhan Liu
2017-03-14 12:24 ` Maxime Coquelin
2017-03-03 9:51 ` [dpdk-dev] [PATCH 09/17] vhost: turn queue pair to vring Yuanhan Liu
2017-03-14 12:31 ` Maxime Coquelin
2017-03-03 9:51 ` [dpdk-dev] [PATCH 10/17] vhost: export the number of vrings Yuanhan Liu
2017-03-14 12:33 ` Maxime Coquelin
2017-03-03 9:51 ` [dpdk-dev] [PATCH 11/17] vhost: move the device ready check at proper place Yuanhan Liu
2017-03-14 12:37 ` Maxime Coquelin
2017-03-03 9:51 ` [dpdk-dev] [PATCH 12/17] vhost: drop the Rx and Tx queue macro Yuanhan Liu
2017-03-14 12:42 ` Maxime Coquelin
2017-03-03 9:51 ` [dpdk-dev] [PATCH 13/17] vhost: do not include net specific headers Yuanhan Liu
2017-03-14 12:46 ` Maxime Coquelin
2017-03-20 7:32 ` Liu, Changpeng
2017-03-22 6:21 ` Yuanhan Liu
2017-03-03 9:51 ` [dpdk-dev] [PATCH 14/17] vhost: rename device ops struct Yuanhan Liu
2017-03-14 12:48 ` Maxime Coquelin
2017-03-03 9:51 ` [dpdk-dev] [PATCH 15/17] vhost: rename virtio-net to vhost Yuanhan Liu
2017-03-14 12:50 ` Maxime Coquelin
2017-03-03 9:51 ` [dpdk-dev] [PATCH 16/17] vhost: rename header file Yuanhan Liu
2017-03-14 12:59 ` Maxime Coquelin
2017-03-20 5:35 ` Yuanhan Liu
2017-03-03 9:51 ` [dpdk-dev] [PATCH 17/17] examples/vhost: demonstrate the new generic vhost APIs Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 00/22] vhost: generic vhost API Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 01/22] vhost: introduce driver features related APIs Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 02/22] net/vhost: remove feature " Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 03/22] vhost: use new APIs to handle features Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 04/22] vhost: make notify ops per vhost driver Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 05/22] vhost: export guest memory regions Yuanhan Liu
2017-03-23 7:10 ` Yuanhan Liu [this message]
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 07/22] vhost: export vhost vring info Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 08/22] vhost: export API to translate gpa to vva Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 09/22] vhost: turn queue pair to vring Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 10/22] vhost: export the number of vrings Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 11/22] vhost: move the device ready check at proper place Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 12/22] vhost: drop the Rx and Tx queue macro Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 13/22] vhost: do not include net specific headers Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 14/22] vhost: rename device ops struct Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 15/22] vhost: rename virtio-net to vhost Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 16/22] vhost: add features changed callback Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 17/22] vhost: export APIs for live migration support Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 18/22] vhost: introduce API to start a specific driver Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 19/22] vhost: rename header file Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 20/22] vhost: workaround the build dependency on mbuf header Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 21/22] vhost: do not destroy device on repeat mem table message Yuanhan Liu
2017-03-23 7:10 ` [dpdk-dev] [PATCH v2 22/22] examples/vhost: demonstrate the new generic vhost APIs Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 00/22] vhost: generic vhost API Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 01/22] vhost: introduce driver features related APIs Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 02/22] net/vhost: remove feature " Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 03/22] vhost: use new APIs to handle features Yuanhan Liu
2017-03-29 14:57 ` Maxime Coquelin
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 04/22] vhost: make notify ops per vhost driver Yuanhan Liu
2017-03-29 15:03 ` Maxime Coquelin
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 05/22] vhost: export guest memory regions Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 06/22] vhost: introduce API to fetch negotiated features Yuanhan Liu
2017-03-31 7:45 ` Maxime Coquelin
2017-03-31 8:51 ` Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 07/22] vhost: export vhost vring info Yuanhan Liu
2017-03-31 7:48 ` Maxime Coquelin
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 08/22] vhost: export API to translate gpa to vva Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 09/22] vhost: turn queue pair to vring Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 10/22] vhost: export the number of vrings Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 11/22] vhost: move the device ready check at proper place Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 12/22] vhost: drop the Rx and Tx queue macro Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 13/22] vhost: do not include net specific headers Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 14/22] vhost: rename device ops struct Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 15/22] vhost: rename virtio-net to vhost Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 16/22] vhost: add features changed callback Yuanhan Liu
2017-03-31 7:50 ` Maxime Coquelin
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 17/22] vhost: export APIs for live migration support Yuanhan Liu
2017-03-31 8:05 ` Maxime Coquelin
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 18/22] vhost: introduce API to start a specific driver Yuanhan Liu
2017-03-31 9:11 ` Maxime Coquelin
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 19/22] vhost: rename header file Yuanhan Liu
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 20/22] vhost: workaround the build dependency on mbuf header Yuanhan Liu
2017-03-31 9:13 ` Maxime Coquelin
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 21/22] vhost: do not destroy device on repeat mem table message Yuanhan Liu
2017-03-31 9:26 ` Maxime Coquelin
2017-03-28 12:45 ` [dpdk-dev] [PATCH v3 22/22] examples/vhost: demonstrate the new generic vhost APIs Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 00/22] vhost: generic vhost API Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 01/22] vhost: introduce driver features related APIs Yuanhan Liu
2017-04-05 0:01 ` Thomas Monjalon
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 02/22] net/vhost: remove feature " Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 03/22] vhost: use new APIs to handle features Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 04/22] vhost: make notify ops per vhost driver Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 05/22] vhost: export guest memory regions Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 06/22] vhost: introduce API to fetch negotiated features Yuanhan Liu
2017-04-01 8:28 ` Maxime Coquelin
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 07/22] vhost: export vhost vring info Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 08/22] vhost: export API to translate gpa to vva Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 09/22] vhost: turn queue pair to vring Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 10/22] vhost: export the number of vrings Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 11/22] vhost: move the device ready check at proper place Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 12/22] vhost: drop the Rx and Tx queue macro Yuanhan Liu
2017-04-05 0:17 ` Thomas Monjalon
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 13/22] vhost: do not include net specific headers Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 14/22] vhost: rename device ops struct Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 15/22] vhost: rename virtio-net to vhost Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 16/22] vhost: add features changed callback Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 17/22] vhost: export APIs for live migration support Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 18/22] vhost: introduce API to start a specific driver Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 19/22] vhost: rename header file Yuanhan Liu
2017-04-05 0:26 ` Thomas Monjalon
2017-04-05 5:16 ` Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 20/22] vhost: workaround the build dependency on mbuf header Yuanhan Liu
2017-04-01 7:22 ` [dpdk-dev] [PATCH v4 21/22] vhost: do not destroy device on repeat mem table message Yuanhan Liu
2017-04-01 7:23 ` [dpdk-dev] [PATCH v4 22/22] examples/vhost: demonstrate the new generic vhost APIs Yuanhan Liu
2017-04-01 8:44 ` [dpdk-dev] [PATCH v4 00/22] vhost: generic vhost API Yuanhan Liu
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