[IB] CM: bind IDs to a specific device

Bind communication identifiers to a device to support device removal.
Export per HCA CM devices to userspace.

Signed-off-by: Sean Hefty <sean.hefty@intel.com>

1 files changed, 4 insertions, 6 deletions

diff --git a/include/rdma/ib_user_cm.h b/include/rdma/ib_user_cm.h
index e4d1654276ad..3037588b8464 100644
--- a/include/rdma/ib_user_cm.h
+++ b/include/rdma/ib_user_cm.h
@@ -38,7 +38,7 @@
 
 #include <linux/types.h>
 
-#define IB_USER_CM_ABI_VERSION 2
+#define IB_USER_CM_ABI_VERSION 3
 
 enum {
         IB_USER_CM_CMD_CREATE_ID,
@@ -299,8 +299,6 @@ struct ib_ucm_event_get {
 };
 
 struct ib_ucm_req_event_resp {
-        /* device */
-        /* port */
         struct ib_ucm_path_rec primary_path;
         struct ib_ucm_path_rec alternate_path;
         __be64                 remote_ca_guid;
@@ -316,6 +314,7 @@ struct ib_ucm_req_event_resp {
         __u8  retry_count;
         __u8  rnr_retry_count;
         __u8  srq;
+        __u8  port;
 };
 
 struct ib_ucm_rep_event_resp {
@@ -353,10 +352,9 @@ struct ib_ucm_apr_event_resp {
 };
 
 struct ib_ucm_sidr_req_event_resp {
-        /* device */
-        /* port */
         __u16 pkey;
-        __u8  reserved[2];
+        __u8  port;
+        __u8  reserved;
 };
 
 struct ib_ucm_sidr_rep_event_resp {