1 files changed, 10 insertions, 0 deletions

diff --git a/fs/nfs/sysctl.c b/fs/nfs/sysctl.c
index fdc64b59a4ee..4c486eb867ca 100644
--- a/fs/nfs/sysctl.c
+++ b/fs/nfs/sysctl.c
@@ -11,6 +11,7 @@
 #include <linux/sysctl.h>
 #include <linux/module.h>
 #include <linux/nfs4.h>
+#include <linux/nfs_idmap.h>
 
 #include "callback.h"
 
@@ -35,6 +36,15 @@ static ctl_table nfs_cb_sysctls[] = {
                 .extra1 = (int *)&nfs_set_port_min,
                 .extra2 = (int *)&nfs_set_port_max,
         },
+        {
+                .ctl_name = CTL_UNNUMBERED,
+                .procname = "idmap_cache_timeout",
+                .data = &nfs_idmap_cache_timeout,
+                .maxlen = sizeof(int),
+                .mode = 0644,
+                .proc_handler = &proc_dointvec_jiffies,
+                .strategy = &sysctl_jiffies,
+        },
 #endif
         { .ctl_name = 0 }
 };