kvm.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: CaT <cat@zip.com.au>
To: "Américo Wang" <xiyou.wangcong@gmail.com>
Cc: Yong Zhang <yong.zhang@windriver.com>,
	lkml@zip.com.au, mtosatti@redhat.com, kvm@vger.kernel.org,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Avi Kivity <avi@redhat.com>, Greg KH <gregkh@suse.de>
Subject: Re: 2.6.33.3: possible recursive locking detected
Date: Tue, 11 May 2010 21:33:50 +1000	[thread overview]
Message-ID: <20100511113350.GW2657@zip.com.au> (raw)
In-Reply-To: <h2p2375c9f91005041952k422e7701vf7e726fc5440e953@mail.gmail.com>

On Wed, May 05, 2010 at 10:52:50AM +0800, Américo Wang wrote:
> On Wed, May 5, 2010 at 10:32 AM, Yong Zhang <yong.zhang@windriver.com> wrote:
> > On Tue, May 04, 2010 at 11:37:37AM +0300, Avi Kivity wrote:
> >> On 05/04/2010 10:03 AM, CaT wrote:
> >> >I'm currently running 2.6.33.3 in a KVM instance emulating a core2duo
> >> >on 1 cpu with virtio HDs running on top of a core2duo host running 2.6.33.3.
> >> >qemu-kvm version 0.12.3.
> >
> > Can you try commit 6992f5334995af474c2b58d010d08bc597f0f2fe in the latest
> > kernel?
> >
> 
> Hmm, 2.6.33 -stable has commit 846f99749ab68bbc7f75c74fec305de675b1a1bf?
> 
> Actually, these 3 commits fixed it:
> 
> 6992f5334995af474c2b58d010d08bc597f0f2fe sysfs: Use one lockdep class
> per sysfs ttribute.
> a2db6842873c8e5a70652f278d469128cb52db70 sysfs: Only take active
> references on attributes.
> e72ceb8ccac5f770b3e696e09bb673dca7024b20 sysfs: Remove sysfs_get/put_active_two
> 
> However, there are many other patches needed to amend these, so I think
> it's not suitable for -stable to include, perhaps a revert of
> 846f99749ab68bbc7f75c74fec305de675b1a1bf is better.

Slightly at a loss as to what to do, now. It's a virt instance so I can
apply patches at will but, well, clarity is good. :)

-- 
  "A search of his car uncovered pornography, a homemade sex aid, women's 
  stockings and a Jack Russell terrier."
    - http://www.news.com.au/story/0%2C27574%2C24675808-421%2C00.html

  reply	other threads:[~2010-05-11 11:33 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-04  7:03 2.6.33.3: possible recursive locking detected CaT
2010-05-04  8:37 ` Avi Kivity
2010-05-05  2:32   ` Yong Zhang
2010-05-05  2:52     ` Américo Wang
2010-05-11 11:33       ` CaT [this message]
2010-05-11 15:03         ` Greg KH
2010-05-12  4:34           ` Américo Wang
2010-05-12 19:46             ` Greg KH

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20100511113350.GW2657@zip.com.au \
    --to=cat@zip.com.au \
    --cc=avi@redhat.com \
    --cc=gregkh@suse.de \
    --cc=kvm@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=lkml@zip.com.au \
    --cc=mtosatti@redhat.com \
    --cc=xiyou.wangcong@gmail.com \
    --cc=yong.zhang@windriver.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).