From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx176.postini.com [74.125.245.176]) by kanga.kvack.org (Postfix) with SMTP id 991416B0005 for ; Fri, 25 Jan 2013 18:37:36 -0500 (EST) Message-ID: <51031738.4060102@oracle.com> Date: Fri, 25 Jan 2013 18:37:28 -0500 From: Sasha Levin MIME-Version: 1.0 Subject: Re: boot warnings due to swap: make each swap partition have one address_space References: <5101FFF5.6030503@oracle.com> <20130125042512.GA32017@kernel.org> In-Reply-To: <20130125042512.GA32017@kernel.org> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Shaohua Li Cc: Andrew Morton , Shaohua Li , Rik van Riel , Minchan Kim , Hugh Dickins , linux-mm , "linux-kernel@vger.kernel.org" On 01/24/2013 11:25 PM, Shaohua Li wrote: > On Thu, Jan 24, 2013 at 10:45:57PM -0500, Sasha Levin wrote: >> Hi folks, >> >> Commit "swap: make each swap partition have one address_space" is triggering >> a series of warnings on boot: >> >> [ 3.446071] ------------[ cut here ]------------ >> [ 3.446664] WARNING: at lib/debugobjects.c:261 debug_print_object+0x8e/0xb0() >> [ 3.447715] ODEBUG: init active (active state 0) object type: percpu_counter hint: (null) >> [ 3.450360] Modules linked in: >> [ 3.451593] Pid: 1, comm: swapper/0 Tainted: G W 3.8.0-rc4-next-20130124-sasha-00004-g838a1b4 #266 >> [ 3.454508] Call Trace: >> [ 3.455248] [] warn_slowpath_common+0x8c/0xc0 >> [ 3.455248] [] warn_slowpath_fmt+0x41/0x50 >> [ 3.455248] [] debug_print_object+0x8e/0xb0 >> [ 3.455248] [] __debug_object_init+0x20b/0x290 >> [ 3.455248] [] debug_object_init+0x15/0x20 >> [ 3.455248] [] __percpu_counter_init+0x6d/0xe0 >> [ 3.455248] [] bdi_init+0x1ac/0x270 >> [ 3.455248] [] swap_setup+0x3b/0x87 >> [ 3.455248] [] ? swap_setup+0x87/0x87 >> [ 3.455248] [] kswapd_init+0x11/0x7c >> [ 3.455248] [] do_one_initcall+0x8a/0x180 >> [ 3.455248] [] do_basic_setup+0x96/0xb4 >> [ 3.455248] [] ? loglevel+0x31/0x31 >> [ 3.455248] [] ? sched_init_smp+0x150/0x157 >> [ 3.455248] [] kernel_init_freeable+0xd2/0x14c >> [ 3.455248] [] ? rest_init+0x140/0x140 >> [ 3.455248] [] kernel_init+0x9/0xf0 >> [ 3.455248] [] ret_from_fork+0x7c/0xb0 >> [ 3.455248] [] ? rest_init+0x140/0x140 >> [ 3.455248] ---[ end trace 0b176d5c0f21bffb ]--- >> >> I haven't looked deeper into it yet, and will do so tomorrow, unless this >> spew is obvious to anyone. > > Does this one help? [snip] Yup, it did. Thanks! Thanks, Sasha -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org