diff options
| -rw-r--r-- | drivers/infiniband/core/uverbs_cmd.c | 10 | ||||
| -rw-r--r-- | include/uapi/rdma/ib_user_verbs.h | 15 |
2 files changed, 25 insertions, 0 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index e69038a07fa0..e0cb99860934 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -3868,6 +3868,16 @@ int ib_uverbs_ex_query_device(struct ib_uverbs_file *file, resp.raw_packet_caps = attr.raw_packet_caps; resp.response_length += sizeof(resp.raw_packet_caps); + + if (ucore->outlen < resp.response_length + sizeof(resp.xrq_caps)) + goto end; + + resp.xrq_caps.max_rndv_hdr_size = attr.xrq_caps.max_rndv_hdr_size; + resp.xrq_caps.max_num_tags = attr.xrq_caps.max_num_tags; + resp.xrq_caps.max_ops = attr.xrq_caps.max_ops; + resp.xrq_caps.max_sge = attr.xrq_caps.max_sge; + resp.xrq_caps.flags = attr.xrq_caps.flags; + resp.response_length += sizeof(resp.xrq_caps); end: err = ib_copy_to_udata(ucore, &resp, resp.response_length); return err; diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h index d5434bbf40c8..9a0b6479fe0c 100644 --- a/include/uapi/rdma/ib_user_verbs.h +++ b/include/uapi/rdma/ib_user_verbs.h @@ -236,6 +236,20 @@ struct ib_uverbs_rss_caps { __u32 reserved; }; +struct ib_uverbs_tm_caps { + /* Max size of rendezvous request message */ + __u32 max_rndv_hdr_size; + /* Max number of entries in tag matching list */ + __u32 max_num_tags; + /* TM flags */ + __u32 flags; + /* Max number of outstanding list operations */ + __u32 max_ops; + /* Max number of SGE in tag matching entry */ + __u32 max_sge; + __u32 reserved; +}; + struct ib_uverbs_ex_query_device_resp { struct ib_uverbs_query_device_resp base; __u32 comp_mask; @@ -247,6 +261,7 @@ struct ib_uverbs_ex_query_device_resp { struct ib_uverbs_rss_caps rss_caps; __u32 max_wq_type_rq; __u32 raw_packet_caps; + struct ib_uverbs_tm_caps xrq_caps; }; struct ib_uverbs_query_port { |