From: Leon Romanovsky <leonro@xxxxxxxxxxxx>
Add Node GUID and system image GUID to the device properties
exported by RDMA netlink, to be used by RDMAtool.
Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>
---
drivers/infiniband/core/nldev.c | 8 ++++++++
include/uapi/rdma/rdma_netlink.h | 13 +++++++++++++
2 files changed, 21 insertions(+)
diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c
index 40d5f0eb16f5..fde0138fff5f 100644
--- a/drivers/infiniband/core/nldev.c
+++ b/drivers/infiniband/core/nldev.c
@@ -42,6 +42,8 @@ static const struct nla_policy nldev_policy[RDMA_NLDEV_ATTR_MAX] = {
[RDMA_NLDEV_ATTR_PORT_INDEX] = { .type = NLA_U32 },
[RDMA_NLDEV_ATTR_FW_VERSION] = { .type = NLA_NUL_STRING,
.len = IB_FW_VERSION_NAME_MAX - 1},
+ [RDMA_NLDEV_ATTR_NODE_GUID] = { .type = NLA_U64 },
+ [RDMA_NLDEV_ATTR_SYS_IMAGE_GUID] = { .type = NLA_U64 },
};
static int fill_dev_info(struct sk_buff *msg, struct ib_device *device)
@@ -65,6 +67,12 @@ static int fill_dev_info(struct sk_buff *msg, struct ib_device *device)
if (strlen(fw) && nla_put_string(msg, RDMA_NLDEV_ATTR_FW_VERSION, fw))
return -EMSGSIZE;
+ if (nla_put_u64_64bit(msg, RDMA_NLDEV_ATTR_NODE_GUID,
+ be64_to_cpu(device->node_guid), 0))
+ return -EMSGSIZE;
+ if (nla_put_u64_64bit(msg, RDMA_NLDEV_ATTR_SYS_IMAGE_GUID,
+ be64_to_cpu(device->attrs.sys_image_guid), 0))
+ return -EMSGSIZE;
return 0;
}
diff --git a/include/uapi/rdma/rdma_netlink.h b/include/uapi/rdma/rdma_netlink.h
index fec735f73eee..b34f7745daf0 100644
--- a/include/uapi/rdma/rdma_netlink.h
+++ b/include/uapi/rdma/rdma_netlink.h
@@ -266,6 +266,19 @@ enum rdma_nldev_attr {
* FW version
*/
RDMA_NLDEV_ATTR_FW_VERSION, /* string */
+
+ /*
+ * Node GUID (in host byte order) associated with the RDMA device.
+ */
+ RDMA_NLDEV_ATTR_NODE_GUID, /* u64 */
+
+ /*
+ * System image GUID (in host byte order) associated with
+ * this RDMA device and other devices which are part of a
+ * single system.
+ */
+ RDMA_NLDEV_ATTR_SYS_IMAGE_GUID, /* u64 */
+
RDMA_NLDEV_ATTR_MAX
};
#endif /* _UAPI_RDMA_NETLINK_H */
--
2.14.0
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