From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758284AbdEMCSE (ORCPT ); Fri, 12 May 2017 22:18:04 -0400 Received: from mail-oi0-f67.google.com ([209.85.218.67]:36556 "EHLO mail-oi0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751398AbdEMCSC (ORCPT ); Fri, 12 May 2017 22:18:02 -0400 From: Florian Fainelli To: linux-kernel@vger.kernel.org Cc: amir73il@gmail.com, Florian Fainelli , Miklos Szeredi , linux-unionfs@vger.kernel.org (open list:OVERLAY FILESYSTEM) Subject: [PATCH] ovl: Select EXPORTFS for exportfs_{en,de}code_fh Date: Fri, 12 May 2017 19:17:57 -0700 Message-Id: <20170513021757.2356-1-f.fainelli@gmail.com> X-Mailer: git-send-email 2.11.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org fs/overlayfs/namei.c now calls exportfs_decode_fh() and fs/overlayfs/copy_up.c calls exportfs_encode_fh() but misses an EXPORTFS select which results in the following build error: fs/built-in.o: In function `ovl_get_origin': /home/florian/dev/linux/fs/overlayfs/namei.c:141: undefined reference to `exportfs_decode_fh' fs/built-in.o: In function `ovl_encode_fh': /home/florian/dev/linux/fs/overlayfs/copy_up.c:253: undefined reference to `exportfs_encode_fh' Makefile:997: recipe for target 'vmlinux' failed Fixes: a9d019573e88 ("ovl: lookup non-dir copy-up-origin by file handle") Fixes: 3a1e819b4e80 ("ovl: store file handle of lower inode on copy up") Signed-off-by: Florian Fainelli --- fs/overlayfs/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/overlayfs/Kconfig b/fs/overlayfs/Kconfig index 0daac5112f7a..c0c9683934b7 100644 --- a/fs/overlayfs/Kconfig +++ b/fs/overlayfs/Kconfig @@ -1,5 +1,6 @@ config OVERLAY_FS tristate "Overlay filesystem support" + select EXPORTFS help An overlay filesystem combines two filesystems - an 'upper' filesystem and a 'lower' filesystem. When a name exists in both filesystems, the -- 2.11.0