1 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/nfsd/nfsfh.h b/include/linux/nfsd/nfsfh.h
index afa19016c4a8..8f641c908450 100644
--- a/include/linux/nfsd/nfsfh.h
+++ b/include/linux/nfsd/nfsfh.h
@@ -151,9 +151,15 @@ typedef struct svc_fh {
         __u64                   fh_pre_size;    /* size before operation */
         struct timespec         fh_pre_mtime;   /* mtime before oper */
         struct timespec         fh_pre_ctime;   /* ctime before oper */
+        /*
+         * pre-op nfsv4 change attr: note must check IS_I_VERSION(inode)
+         *  to find out if it is valid.
+         */
+        u64                     fh_pre_change;
 
         /* Post-op attributes saved in fh_unlock */
         struct kstat            fh_post_attr;   /* full attrs after operation */
+        u64                     fh_post_change; /* nfsv4 change; see above */
 #endif /* CONFIG_NFSD_V3 */
 
 } svc_fh;
@@ -298,6 +304,7 @@ fill_pre_wcc(struct svc_fh *fhp)
                 fhp->fh_pre_mtime = inode->i_mtime;
                 fhp->fh_pre_ctime = inode->i_ctime;
                 fhp->fh_pre_size  = inode->i_size;
+                fhp->fh_pre_change = inode->i_version;
                 fhp->fh_pre_saved = 1;
         }
 }