Re: [PATCH v2] virtio_balloon: Convert "vballon" kthread into a workqueue

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On Fri 2014-11-14 08:19:15, Tejun Heo wrote:
> Hello, Michael, Petr.
> 
> On Wed, Nov 12, 2014 at 03:32:04PM +0200, Michael S. Tsirkin wrote:
> > > +	/* The workqueue servicing the balloon. */
> > > +	struct workqueue_struct *wq;
> > > +	struct work_struct wq_work;
> > 
> > We could use system_freezable_wq instead.
> > I do agree a dedicated wq is better since this can get blocked
> > for a long time while allocating memory.
> > However, please add a comment to this effect.
> 
> system_freezable_wq should be fine.  Workqueues by default have a
> pretty high maximum concurrency level (256).  There's no reason to
> create separate workqueues solely for that purpose.

Great. If nobody complains until next week, I will send an updated
patch with the system workqueue and also with the fixed typos.

Thanks all reviewers for nice hints.

Best Regards,
Petr
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