From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751605AbcHIGOW (ORCPT ); Tue, 9 Aug 2016 02:14:22 -0400 Received: from mail-qk0-f195.google.com ([209.85.220.195]:32809 "EHLO mail-qk0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750810AbcHIGOU (ORCPT ); Tue, 9 Aug 2016 02:14:20 -0400 Date: Tue, 9 Aug 2016 02:14:17 -0400 From: Tejun Heo To: gregkh@linuxfoundation.org, serge.hallyn@ubuntu.com Cc: linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, kernel-team@fb.com, hannes@cmpxchg.org, lizefan@huawei.com Subject: [PATCH v2 1/4] kernfs: add dummy implementation of kernfs_path_from_node() Message-ID: <20160809061417.GB4906@mtj.duckdns.org> References: <1470720204-4605-1-git-send-email-tj@kernel.org> <1470720204-4605-2-git-send-email-tj@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1470720204-4605-2-git-send-email-tj@kernel.org> User-Agent: Mutt/1.6.2 (2016-07-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >>From 17d6dfb3afa88253bf1ceee2d4a5e461970fc593 Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Tue, 9 Aug 2016 02:12:21 -0400 The dummy version of kernfs_path_from_node() was missing. This currently doesn't break anything. Let's add it for consistency and to ease adding wrappers around it. v2: Removed stray ';' which was causing build failures. Signed-off-by: Tejun Heo Cc: Greg Kroah-Hartman --- include/linux/kernfs.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h index 96356ef..7d2efd2 100644 --- a/include/linux/kernfs.h +++ b/include/linux/kernfs.h @@ -344,6 +344,11 @@ static inline int kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen) static inline size_t kernfs_path_len(struct kernfs_node *kn) { return 0; } +static inline int kernfs_path_from_node(struct kernfs_node *root_kn, + struct kernfs_node *kn, + char *buf, size_t buflen) +{ return -ENOSYS; } + static inline char *kernfs_path(struct kernfs_node *kn, char *buf, size_t buflen) { return NULL; } -- 2.7.4