linux-kernel - Re: [PATCH 09/32] drm/radeon: use system_wq instead of dev

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Date:	Thu, 06 Jan 2011 14:31:39 +1000
From:	Dave Airlie <airlied@...hat.com>
To:	Alex Deucher <alexdeucher@...il.com>
Cc:	Tejun Heo <tj@...nel.org>, linux-kernel@...r.kernel.org,
	dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 09/32] drm/radeon: use system_wq instead of dev_priv->wq

On Tue, 2011-01-04 at 19:21 -0500, Alex Deucher wrote:
> On Mon, Jan 3, 2011 at 8:49 AM, Tejun Heo <tj@...nel.org> wrote:
> > With cmwq, there's no reason for radeon to use a dedicated workqueue.
> > Drop dev_priv->wq and use system_wq instead.
> >
> > Because radeon_driver_irq_uninstall_kms() may be called from
> > unsleepable context, the work items can't be flushed from there.
> > Instead, init and flush from radeon_irq_kms_init/fini().
> >
> > While at it, simplify canceling/flushing of rdev->pm.dynpm_idle_work.
> > Always initialize and sync cancel instead of being unnecessarily smart
> > about it.
> >
> > Signed-off-by: Tejun Heo <tj@...nel.org>
> > Cc: David Airlie <airlied@...ux.ie>
> > Cc: dri-devel@...ts.freedesktop.org
> > ---
> > Only compile tested.  Please feel free to take it into the subsystem
> > tree or simply ack - I'll route it through the wq tree.
> 
> Patch looks good to me.  I'm not sure what's the best way to send this
> upstream.  I'm working on some irq changes in the same area now, so
> I'd prefer if we pushed it through Dave's tree, but I can handle it
> either way.

I'll pull it into my tree for merging to Linus.

Dave.

> 
> Acked-by: Alex Deucher <alexdeucher@...il.com>
> 


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