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From: Greg KH <gregkh@linuxfoundation.org>
To: Wang YanQing <udknight@gmail.com>,
	jslaby@suse.cz, airlied@redhat.com, akpm@linux-foundation.org,
	kilobyte@angband.pl, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2]vt: fix potential dual con_driver register for conswitchp
Date: Wed, 8 Jan 2014 20:33:49 -0800	[thread overview]
Message-ID: <20140109043349.GB28887@kroah.com> (raw)
In-Reply-To: <20131230032118.GB4424@udknight>

On Mon, Dec 30, 2013 at 11:21:18AM +0800, Wang YanQing wrote:
> We should check whether conswitchp is registered before
> add it to registered_con_driver in con_init, or it will
> cause dual con_driver register for conswitchp.
> 
> Although I haven't met it in reality, but I think it could
> happen for Embeded devices, who register platform con_driver
> earlier than call con_init.

Does that happen on those systems?  Let's not add code that's never
going to be use, and is not needed, right?

thanks,

greg k-h

      reply	other threads:[~2014-01-09  4:33 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-30  3:21 Wang YanQing
2014-01-09  4:33 ` Greg KH [this message]

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