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From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: linux-input@vger.kernel.org, patches@opensource.wolfsonmicro.com
Subject: Re: [PATCH 1/3 2.6.39] Input: wm831x-ts - Fix races with IRQ management
Date: Tue, 3 May 2011 08:43:03 -0700	[thread overview]
Message-ID: <20110503154303.GA6509@core.coreip.homeip.net> (raw)
In-Reply-To: <20110503144618.GD2893@sirena.org.uk>

On Tue, May 03, 2011 at 03:46:18PM +0100, Mark Brown wrote:
> On Tue, Apr 19, 2011 at 07:17:52PM +0100, Mark Brown wrote:
> > If the WM831x pen down and data IRQs run in parallel it is possible for the
> > data and pen down IRQs to deadlock themselves as one is part way through
> > disabling its operation while the other is part way through enabling. Fix
> > this by always disabling the pen down interrupt while data is active and
> > vice versa.  When a changeover is required we disable the IRQ that is to
> > be stopped then schedule work that will enable the new IRQ.
> 
> Any updates on this?

I sent a pull request to Linus last night, hopefully he'll pull.

Thanks.

-- 
Dmitry

  reply	other threads:[~2011-05-03 15:43 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-19 18:17 [PATCH 1/3 2.6.39] Input: wm831x-ts - Fix races with IRQ management Mark Brown
2011-04-19 18:17 ` [PATCH 2/3] Input: wm831x-ts - Allow IRQ flags to be specified Mark Brown
2011-04-19 18:17 ` [PATCH 3/3] Input: wm831x-ts - Move BTN_TOUCH reporting to data transfer Mark Brown
2011-05-03 14:46 ` [PATCH 1/3 2.6.39] Input: wm831x-ts - Fix races with IRQ management Mark Brown
2011-05-03 15:43   ` Dmitry Torokhov [this message]
2011-05-03 15:44     ` Mark Brown
2011-05-03 15:49       ` Dmitry Torokhov

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