From: Alexandre Belloni <alexandre.belloni@bootlin.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] uio: ensure class is registered before devices
Date: Thu, 16 Aug 2018 10:34:38 +0200 [thread overview]
Message-ID: <20180816083438.GE21707@piout.net> (raw)
In-Reply-To: <20180816080112.GA3496@kroah.com>
On 16/08/2018 10:01:12+0200, Greg Kroah-Hartman wrote:
> On Thu, Aug 16, 2018 at 09:39:41AM +0200, Alexandre Belloni wrote:
> > When both uio and the uio drivers are built in the kernel, it is possible
> > for a driver to register devices before the uio class is registered.
>
> How does this happen? The link order should solve this issue, right?
>
Sure, if we can ensure uio_init() is called before any driver calls
uio_register_device() then this would not happen. However, I'm not sure
how you would want to achieve that.
--
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
next prev parent reply other threads:[~2018-08-16 8:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-16 7:39 [PATCH v2] uio: ensure class is registered before devices Alexandre Belloni
2018-08-16 8:01 ` Greg Kroah-Hartman
2018-08-16 8:34 ` Alexandre Belloni [this message]
2018-08-16 10:04 ` Greg Kroah-Hartman
2018-08-16 10:34 ` Alexandre Belloni
2018-08-16 10:44 ` Greg Kroah-Hartman
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