From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leon Romanovsky Subject: [PATCH rdma-next 1/4] RDMA/netlink: Export guid and sys_image_guid Date: Wed, 28 Jun 2017 16:34:42 +0300 Message-ID: <20170628133445.16550-2-leon@kernel.org> References: <20170628133445.16550-1-leon@kernel.org> Return-path: In-Reply-To: <20170628133445.16550-1-leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Doug Ledford Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Leon Romanovsky List-Id: linux-rdma@vger.kernel.org From: Leon Romanovsky Add GUID and system image GUID to the device properties exported by RDMA netlink, to be used by RDMAtool. Signed-off-by: Leon Romanovsky --- drivers/infiniband/core/nldev.c | 7 +++++++ include/uapi/rdma/rdma_netlink.h | 13 +++++++++++++ 2 files changed, 20 insertions(+) diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c index 888eadced3bd..56500810c2c0 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_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) @@ -64,6 +66,11 @@ static int fill_dev_info(struct sk_buff *msg, struct ib_device *device) if (nla_put_string(msg, RDMA_NLDEV_ATTR_FW_VERSION, fw)) return -EMSGSIZE; + if (nla_put_u64_64bit(msg, RDMA_NLDEV_ATTR_GUID, device->node_guid, 0)) + return -EMSGSIZE; + if (nla_put_u64_64bit(msg, RDMA_NLDEV_ATTR_SYS_IMAGE_GUID, + 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 cfcb2a4224fa..f46af029ace2 100644 --- a/include/uapi/rdma/rdma_netlink.h +++ b/include/uapi/rdma/rdma_netlink.h @@ -266,6 +266,19 @@ enum rdma_nldev_attr { * Devices without FW will return empty string terminated by "\0" */ RDMA_NLDEV_ATTR_FW_VERSION, /* string */ + + /* + * GUID (in network byte order) associated with the RDMA device. + */ + RDMA_NLDEV_ATTR_GUID, /* u64 */ + + /* + * System image GUID (in network 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 */ -- 2.13.1 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html