Re: [patch 3/3] vmstat: Create our own workqueue

From	Christoph Lameter <cl@linux.com>
Newsgroups	linux.kernel
Subject	Re: [patch 3/3] vmstat: Create our own workqueue
Date	2015-10-28 23:40 +0100
Message-ID	<qoHxT-dz-9@gated-at.bofh.it> (permalink)
References	<qooYh-54u-3@gated-at.bofh.it> <qooYh-54u-7@gated-at.bofh.it> <qooYh-54u-5@gated-at.bofh.it> <qophE-5qX-13@gated-at.bofh.it> <qoxyy-28r-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Wed, 28 Oct 2015, Tetsuo Handa wrote:

> Christoph Lameter wrote:
> > On Wed, 28 Oct 2015, Tejun Heo wrote:
> >
> > > The only thing necessary here is WQ_MEM_RECLAIM.  I don't see how
> > > WQ_SYSFS and WQ_FREEZABLE make sense here.
> >
> I can still trigger silent livelock with this patchset applied.

Ok so why the vmstat updater still deferred, Tejun?

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Thread

[patch 0/3] vmstat: Various enhancements Christoph Lameter <cl@linux.com> - 2015-10-28 03:50 +0100
  Re: [patch 3/3] vmstat: Create our own workqueue Tejun Heo <htejun@gmail.com> - 2015-10-28 03:50 +0100
    Re: [patch 3/3] vmstat: Create our own workqueue Christoph Lameter <cl@linux.com> - 2015-10-28 04:10 +0100
      Re: [patch 3/3] vmstat: Create our own workqueue Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> - 2015-10-28 13:00 +0100
        Re: [patch 3/3] vmstat: Create our own workqueue Christoph Lameter <cl@linux.com> - 2015-10-28 23:40 +0100
        Re: [patch 3/3] vmstat: Create our own workqueue Tejun Heo <htejun@gmail.com> - 2015-10-29 03:30 +0100
          Re: [patch 3/3] vmstat: Create our own workqueue Tejun Heo <htejun@gmail.com> - 2015-10-29 04:10 +0100
            Re: [patch 3/3] vmstat: Create our own workqueue Christoph Lameter <cl@linux.com> - 2015-10-30 02:10 +0100
              Re: [patch 3/3] vmstat: Create our own workqueue Tejun Heo <htejun@gmail.com> - 2015-10-31 02:20 +0100
              Re: [patch 3/3] vmstat: Create our own workqueue Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> - 2015-10-31 03:50 +0100
  [patch 3/3] vmstat: Create our own workqueue Christoph Lameter <cl@linux.com> - 2015-10-28 03:50 +0100
  [patch 1/3] vmstat: Make pageset processing optional in refresh_cpu_vm_stats Christoph Lameter <cl@linux.com> - 2015-10-28 03:50 +0100
  [patch 2/3] vmstat: make vmstat_updater deferrable again and shut down on idle Christoph Lameter <cl@linux.com> - 2015-10-28 03:50 +0100

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