linux-kernel - [userns:userns-always-map-user-v45 80/99] fs/namespace.c:2290:1: error: unknown type name 'atomic64

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20120812145023.GA17077@localhost>
Date:	Sun, 12 Aug 2012 22:50:23 +0800
From:	Fengguang Wu <fengguang.wu@...el.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	kernel-janitors@...r.kernel.org, Greg Ungerer <gerg@...inux.org>,
	linux-m68k@...ts.linux-m68k.org, linux-kernel@...r.kernel.org,
	"Eric W. Biederman" <ebiederm@...ssion.com>
Subject: [userns:userns-always-map-user-v45 80/99] fs/namespace.c:2290:1:
 error: unknown type name 'atomic64_t'

Hi Geert,

This is the build error I get, on Eric's userns tree.

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace.git userns-always-map-user-v45
head:   38a0b1b84f5f613ff4e01fffda27f87d4cb2b649
commit: 5ea9fc30545b658380d4794340227fe821b83701 [80/99] vfs: Add setns support for the mount namespace
config: m68k-m5475evb_defconfig (attached as .config)

All related error/warning messages:

fs/namespace.c:2290:1: error: unknown type name 'atomic64_t'
fs/namespace.c:2290:1: error: implicit declaration of function 'ATOMIC64_INIT' [-Werror=implicit-function-declaration]
fs/namespace.c:2290:1: error: initializer element is not constant
fs/namespace.c: In function 'alloc_mnt_ns':
fs/namespace.c:2299:2: error: implicit declaration of function 'atomic64_add_return' [-Werror=implicit-function-declaration]
cc1: some warnings being treated as errors

vim +2290 fs/namespace.c
  2287	 * number incrementing at 10Ghz will take 12,427 years to wrap which
  2288	 * is effectively never, so we can ignore the possibility.
  2289	 */
> 2290	static atomic64_t mnt_ns_seq = ATOMIC64_INIT(1);
  2291	
  2292	static struct mnt_namespace *alloc_mnt_ns(void)
  2293	{

---
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" (16573 bytes)