struct afs_callback {
        time64_t                expires_at;     /* Time at which expires */
-       unsigned                version;        /* Callback version */
-       afs_callback_type_t     type;           /* Type of callback */
+       //unsigned              version;        /* Callback version */
+       //afs_callback_type_t   type;           /* Type of callback */
 };
 
 struct afs_callback_break {
 
        struct afs_callback *cb = &scb->callback;
        const __be32 *bp = *_bp;
 
-       cb->version     = ntohl(*bp++);
+       bp++; /* version */
        cb->expires_at  = xdr_decode_expiry(call, ntohl(*bp++));
-       cb->type        = ntohl(*bp++);
+       bp++; /* type */
        scb->have_cb    = true;
        *_bp = bp;
 }
 
        if (!scb->have_cb) {
                /* it's a symlink we just created (the fileserver
                 * didn't give us a callback) */
-               vnode->cb_version = 0;
-               vnode->cb_type = 0;
                vnode->cb_expires_at = ktime_get_real_seconds();
        } else {
-               vnode->cb_version = scb->callback.version;
-               vnode->cb_type = scb->callback.type;
                vnode->cb_expires_at = scb->callback.expires_at;
                old_cbi = vnode->cb_interest;
                if (cbi != old_cbi)
        struct afs_callback *cb = &scb->callback;
 
        if (!afs_cb_is_broken(cb_break, vnode, fc->cbi)) {
-               vnode->cb_version       = cb->version;
-               vnode->cb_type          = cb->type;
                vnode->cb_expires_at    = cb->expires_at;
                old = vnode->cb_interest;
                if (old != fc->cbi) {
        clear_bit(AFS_VNODE_UNSET, &vnode->flags);
        inode->i_flags |= S_NOATIME;
        unlock_new_inode(inode);
-       _leave(" = %p [CB { v=%u t=%u }]", inode, vnode->cb_version, vnode->cb_type);
+       _leave(" = %p", inode);
        return inode;
 
        /* failure */
 
        seqlock_t               cb_lock;        /* Lock for ->cb_interest, ->status, ->cb_*break */
 
        time64_t                cb_expires_at;  /* time at which callback expires */
-       unsigned                cb_version;     /* callback version */
-       afs_callback_type_t     cb_type;        /* type of callback */
 };
 
 static inline struct fscache_cookie *afs_vnode_cache(struct afs_vnode *vnode)
 
 #endif
 
        vnode->flags            = 1 << AFS_VNODE_UNSET;
-       vnode->cb_type          = 0;
        vnode->lock_state       = AFS_VNODE_LOCK_NONE;
 
        init_rwsem(&vnode->rmdir_lock);
 
        cb_expiry = call->reply_time;
        cb_expiry = ktime_add(cb_expiry, xdr_to_u64(x->expiration_time) * 100);
        cb->expires_at  = ktime_divns(cb_expiry, NSEC_PER_SEC);
-       cb->version     = ntohl(x->version);
-       cb->type        = ntohl(x->type);
        scb->have_cb    = true;
        *_bp += xdr_size(x);
 }