[PATCH 4.19 32/47] cifs: smbd: Add messages on RDMA session destroy and reconnection

From: Greg Kroah-Hartman
Date: Thu Dec 19 2019 - 13:59:55 EST


From: Long Li <longli@xxxxxxxxxxxxx>

commit d63cdbae60ac6fbb2864bd3d8df7404f12b7407d upstream.

Log these activities to help production support.

Signed-off-by: Long Li <longli@xxxxxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Steve French <stfrench@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
fs/cifs/smbdirect.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

--- a/fs/cifs/smbdirect.c
+++ b/fs/cifs/smbdirect.c
@@ -1491,6 +1491,7 @@ void smbd_destroy(struct smbd_connection
info->transport_status == SMBD_DESTROYED);

destroy_workqueue(info->workqueue);
+ log_rdma_event(INFO, "rdma session destroyed\n");
kfree(info);
}

@@ -1528,8 +1529,9 @@ create_conn:
log_rdma_event(INFO, "creating rdma session\n");
server->smbd_conn = smbd_get_connection(
server, (struct sockaddr *) &server->dstaddr);
- log_rdma_event(INFO, "created rdma session info=%p\n",
- server->smbd_conn);
+
+ if (server->smbd_conn)
+ cifs_dbg(VFS, "RDMA transport re-established\n");

return server->smbd_conn ? 0 : -ENOENT;
}