From: Mark Brown <broonie@kernel.org>
To: Tejun Heo <htejun@gmail.com>
Cc: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
"Peter Chen" <peter.chen@freescale.com>,
"Fabio Estevam" <festevam@gmail.com>,
alexander.shishkin@linux.intel.com, kernel@pengutronix.de,
linux-usb@vger.kernel.org,
"Fabio Estevam" <fabio.estevam@freescale.com>,
"Jeff Garzik" <jeff@garzik.org>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
linux-kernel@vger.kernel.org,
"Mike Turquette" <mturquette@linaro.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 2/2] chipidea: Use devm_request_irq()
Date: Wed, 31 Jul 2013 14:57:51 +0100 [thread overview]
Message-ID: <20130731135751.GT9858@sirena.org.uk> (raw)
In-Reply-To: <20130731134215.GS2810@htj.dyndns.org>
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On Wed, Jul 31, 2013 at 09:42:15AM -0400, Tejun Heo wrote:
> On Wed, Jul 31, 2013 at 02:27:08PM +0100, Mark Brown wrote:
> > It's really only interrupts that affect most devices - if there's DMA or
> > anything going on after the remove() then as you said earlier the driver
> > is probably doing something wrong.
> Hmmm... it depends on the specific driver is converted but if the
> deactivation sequence - shutting down of command engine - is also
> handled by devm as in libata and if you have non-devres resource free
> in the exit path, you have the same problem. Again, in general,
That's the only API I've ever heard of doing that. Everything else is
just using it to do deallocation.
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next prev parent reply other threads:[~2013-07-31 13:58 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1375232669-27846-1-git-send-email-festevam@gmail.com>
[not found] ` <1375232669-27846-2-git-send-email-festevam@gmail.com>
[not found] ` <20130731073306.GZ1754@pengutronix.de>
[not found] ` <20130731082054.GF8540@nchen-desktop>
[not found] ` <20130731084645.GB1754@pengutronix.de>
[not found] ` <20130731090512.GD9858@sirena.org.uk>
2013-07-31 9:44 ` [PATCH 2/2] chipidea: Use devm_request_irq() Uwe Kleine-König
2013-07-31 9:54 ` Tejun Heo
2013-07-31 10:28 ` Uwe Kleine-König
2013-07-31 10:41 ` Tejun Heo
2013-07-31 11:18 ` Mark Brown
2013-07-31 11:32 ` Tejun Heo
2013-07-31 11:50 ` Mark Brown
2013-07-31 11:55 ` Tejun Heo
2013-07-31 13:27 ` Mark Brown
2013-07-31 13:42 ` Tejun Heo
2013-07-31 13:57 ` Mark Brown [this message]
2013-07-31 14:07 ` Tejun Heo
2013-07-31 15:25 ` Mark Brown
2013-07-31 15:29 ` Tejun Heo
2013-07-31 16:52 ` Mark Brown
2013-07-31 13:55 ` Peter Chen
2013-07-31 14:15 ` Tejun Heo
2013-08-01 1:33 ` Peter Chen
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