From: NeilBrown <neilb@suse.com>
Subject: KABI FIX FOR: NFS: Further optimisations for 'ls -l'
Patch-mainline: Never, kabi
References: git-fixes

Restore the (now unused) field that was removed from struct nfs_inode.

Signed-off-by: NeilBrown <neilb@suse.com>
---
 include/linux/nfs_fs.h |    3 +++
 1 file changed, 3 insertions(+)

--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -194,6 +194,9 @@ struct nfs_inode {
 #endif
 	struct mutex		commit_mutex;
 
+	/* track last access to cached pages */
+	unsigned long		page_index;
+
 #if IS_ENABLED(CONFIG_NFS_V4)
 	struct nfs4_cached_acl	*nfs4_acl;
         /* NFSv4 state */