Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 12026fbb authored by Leon Romanovsky's avatar Leon Romanovsky
Browse files

RDMA/netlink: Advertise IB subnet prefix 



Add IB subnet prefix to the port properties exported
by RDMA netlink.

Signed-off-by: default avatarLeon Romanovsky <leonro@mellanox.com>
parent 1aaff896

drivers/infiniband/core/nldev.c

+5 −0
Original line number Diff line number Diff line
@@ -44,6 +44,7 @@ static const struct nla_policy nldev_policy[RDMA_NLDEV_ATTR_MAX] = { 
					    .len = IB_FW_VERSION_NAME_MAX - 1},

	[RDMA_NLDEV_ATTR_NODE_GUID]	= { .type = NLA_U64 },

	[RDMA_NLDEV_ATTR_SYS_IMAGE_GUID] = { .type = NLA_U64 },

	[RDMA_NLDEV_ATTR_SUBNET_PREFIX]	= { .type = NLA_U64 },

};



static int fill_dev_info(struct sk_buff *msg, struct ib_device *device)
@@ -97,6 +98,10 @@ static int fill_port_info(struct sk_buff *msg, 
	if (nla_put_u64_64bit(msg, RDMA_NLDEV_ATTR_CAP_FLAGS,

			      (u64)attr.port_cap_flags, 0))

		return -EMSGSIZE;

	if (rdma_protocol_ib(device, port) &&

	    nla_put_u64_64bit(msg, RDMA_NLDEV_ATTR_SUBNET_PREFIX,

			      attr.subnet_prefix, 0))

		return -EMSGSIZE;



	return 0;

}

include/uapi/rdma/rdma_netlink.h

+5 −0
Original line number Diff line number Diff line
@@ -279,6 +279,11 @@ enum rdma_nldev_attr { 
	 */

	RDMA_NLDEV_ATTR_SYS_IMAGE_GUID,		/* u64 */



	/*

	 * Subnet prefix (in host byte order)

	 */

	RDMA_NLDEV_ATTR_SUBNET_PREFIX,		/* u64 */



	RDMA_NLDEV_ATTR_MAX

};

#endif /* _UAPI_RDMA_NETLINK_H */