From: Shyam Prasad N <sprasad@microsoft.com>
Date: Fri, 23 Dec 2022 10:41:25 +0000
Subject: [PATCH] cifs: print last update time for interface list
Git-commit: 05844bd661d9fd478df1175b6639bf2d9398becb
References: bsc#1190317
Patch-mainline: v6.3-rc1

We store the last updated time for interface list while
parsing the interfaces. This change is to just print that
info in DebugData.

Signed-off-by: Shyam Prasad N <sprasad@microsoft.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Acked-by: Enzo Matsumiya <ematsumiya@suse.de>
---
 fs/cifs/cifs_debug.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

--- a/fs/cifs/cifs_debug.c
+++ b/fs/cifs/cifs_debug.c
@@ -22,7 +22,6 @@
 #include <linux/fs.h>
 #include <linux/string.h>
 #include <linux/ctype.h>
-#include <linux/kstrtox.h>
 #include <linux/module.h>
 #include <linux/proc_fs.h>
 #include <linux/uaccess.h>
@@ -426,8 +425,10 @@ skip_rdma:
 
 			spin_lock(&ses->iface_lock);
 			if (ses->iface_count)
-				seq_printf(m, "\n\tServer interfaces: %zu\n",
-					   ses->iface_count);
+				seq_printf(m, "\n\n\tServer interfaces: %zu"
+					   "\tLast updated: %lu seconds ago",
+					   ses->iface_count,
+					   (jiffies - ses->iface_last_update) / HZ);
 			for (j = 0; j < ses->iface_count; j++) {
 				seq_printf(m, "\t%d)", j);
 				cifs_dump_iface(m, &ses->iface_list[j]);