linux-ext4 - [ext4:dev 12/12] fs/ext4/super.c:4739:4: error: implicit declaration of function 'ext4_enable

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Message-ID: <20120710001614.GE5584@localhost>
Date:	Tue, 10 Jul 2012 08:16:14 +0800
From:	wfg@...ux.intel.com
To:	Aditya Kali <adityakali@...gle.com>
Cc:	kernel-janitors@...r.kernel.org, Theodore Ts'o <tytso@....edu>,
	Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: [ext4:dev 12/12] fs/ext4/super.c:4739:4: error: implicit declaration
 of function 'ext4_enable_quotas'

Hi Aditya,

Kernel build failed on

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git dev
head:   182bb8fec8f542d70e2dda1e3ef47e5f3ed295d8
commit: 182bb8fec8f542d70e2dda1e3ef47e5f3ed295d8 [12/12] ext4: make quota as first class supported feature
config: i386-randconfig-fs4 (attached as .config)

All related error/warning messages:

fs/ext4/super.c: In function 'ext4_remount':
fs/ext4/super.c:4739:4: error: implicit declaration of function 'ext4_enable_quotas' [-Werror=implicit-function-declaration]

vim +4739 fs/ext4/super.c
  4736				dquot_resume(sb, -1);
  4737			else if (EXT4_HAS_RO_COMPAT_FEATURE(sb,
  4738						EXT4_FEATURE_RO_COMPAT_QUOTA)) {
> 4739				err = ext4_enable_quotas(sb);
  4740				if (err) {
  4741					lock_super(sb);
  4742					goto restore_opts;

---
0-DAY kernel build testing backend         Open Source Technology Centre
Fengguang Wu <wfg@...ux.intel.com>                     Intel Corporation

View attachment ".config" of type "text/plain" (61361 bytes)