From: Marc MERLIN <marc@merlins.org>
To: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: 3.14.0-rc3 btrfs scrub is preventing my laptop from going to sleep
Date: Mon, 3 Mar 2014 07:10:56 -0800 [thread overview]
Message-ID: <20140303151056.GA18231@merlins.org> (raw)
In-Reply-To: <53142639.3030600@cn.fujitsu.com>
On Mon, Mar 03, 2014 at 02:50:33PM +0800, Wang Shilong wrote:
> >Here's the log of failure:
> >http://marc.merlins.org/tmp/btrfs_nofreeze2.txt
>
> Unfortunately, i could not reproduce this problem here.
>
> It should not be the problem that i addressed before, there is not
> deadlock here.
> try the attached patch and hopely it could solve your problem.(I
> know this is
> not polite:-) )
No worries, I appreciate your help, if you can't reproduce yourself I'm
happy to help.
> If the attached patch could not solve your problem, i will find a laptop and
> try to reproduce myself.
Unfortunately that didn't help
Freezing of tasks failed after 20.007 seconds (1 tasks refusing to freeze
btrfs D ffff8803b212e900 0 15484 1 0x00000084
ffff8803b2353958 0000000000000082 ffff8803b2353fd8 ffff8803b212e3d0
00000000000141c0 ffff8803b212e3d0 ffff88040311e000 ffff8800cd098600
0000000000000000 ffff8803aa3a6740 ffff88040311e220 ffff8803b2353968
Call Trace:
[<ffffffff8160c311>] schedule+0x73/0x75
[<ffffffff8126eb66>] scrub_pages+0x27e/0x42b
[<ffffffff810850c9>] ? finish_wait+0x65/0x65
[<ffffffff81271951>] scrub_stripe+0xada/0xca3
[<ffffffff81271bf0>] scrub_chunk.isra.9+0xd6/0x10d
[<ffffffff81271e9a>] scrub_enumerate_chunks+0x273/0x49f
[<ffffffff81085000>] ? prepare_to_wait_event+0xba/0xf2
[<ffffffff81272666>] btrfs_scrub_dev+0x254/0x3cb
[<ffffffff8116dde3>] ? __mnt_want_write+0x62/0x78
[<ffffffff81255e82>] btrfs_ioctl+0x1114/0x24b1
[<ffffffff81015efa>] ? paravirt_sched_clock+0x9/0xd
[<ffffffff810164a0>] ? sched_clock+0x9/0xb
[<ffffffff811408bd>] ? ____cache_alloc+0x23e/0x29b
[<ffffffff81140a09>] ? kmem_cache_alloc_node+0xef/0x179
[<ffffffff8160e9eb>] ? _raw_spin_unlock+0x17/0x2a
[<ffffffff81163b16>] do_vfs_ioctl+0x3d2/0x41d
[<ffffffff8116bd38>] ? __fget+0x6f/0x79
[<ffffffff81163bb8>] SyS_ioctl+0x57/0x82
[<ffffffff816154ad>] system_call_fastpath+0x1a/0x1f
Restarting tasks ... done.
Cheers,
Marc
--
"A mouse is a device used to point at the xterm you want to type in" - A.S.R.
Microsoft is to operating systems ....
.... what McDonalds is to gourmet cooking
Home page: http://marc.merlins.org/ | PGP 1024R/763BE901
next prev parent reply other threads:[~2014-03-03 15:11 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-27 19:06 3.14.0-rc3 btrfs scrub is preventing my laptop from going to sleep Marc MERLIN
2014-02-27 23:30 ` Marc MERLIN
2014-02-28 1:18 ` Wang Shilong
[not found] ` <20140301050937.GD18300@merlins.org>
2014-03-01 15:22 ` Marc MERLIN
2014-03-03 3:17 ` Wang Shilong
2014-03-03 5:21 ` Marc MERLIN
2014-03-03 6:50 ` Wang Shilong
2014-03-03 15:10 ` Marc MERLIN [this message]
2014-03-03 16:56 ` Josef Bacik
2014-03-03 17:09 ` Josef Bacik
2014-03-03 22:05 ` Marc MERLIN
2014-03-03 22:18 ` Josef Bacik
2014-03-03 23:13 ` Marc MERLIN
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