linux-kernel - [PATCH 5.4 30/80] cifs: smbd: Add messages on RDMA session destroy and reconnection

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Message-Id: <20191219183104.225917310@linuxfoundation.org>
Date:   Thu, 19 Dec 2019 19:34:22 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Long Li <longli@...rosoft.com>,
        Steve French <stfrench@...rosoft.com>
Subject: [PATCH 5.4 30/80] cifs: smbd: Add messages on RDMA session destroy and reconnection

From: Long Li <longli@...rosoft.com>

commit d63cdbae60ac6fbb2864bd3d8df7404f12b7407d upstream.

Log these activities to help production support.

Signed-off-by: Long Li <longli@...rosoft.com>
Cc: stable@...r.kernel.org
Signed-off-by: Steve French <stfrench@...rosoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

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

--- a/fs/cifs/smbdirect.c
+++ b/fs/cifs/smbdirect.c
@@ -1476,6 +1476,7 @@ void smbd_destroy(struct TCP_Server_Info
 	info->transport_status = SMBD_DESTROYED;
 
 	destroy_workqueue(info->workqueue);
+	log_rdma_event(INFO,  "rdma session destroyed\n");
 	kfree(info);
 }
 
@@ -1505,8 +1506,9 @@ 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;
 }