linux-kernel - Re: [PATCH 2/5] Dynamic ID addition doesn't need get

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Message-ID: <20120125193346.GB9192@comet.dominikbrodowski.net>
Date:	Wed, 25 Jan 2012 20:33:46 +0100
From:	Dominik Brodowski <linux@...inikbrodowski.net>
To:	Alan Stern <stern@...land.harvard.edu>
Cc:	Greg KH <greg@...ah.com>, linux-input@...r.kernel.org,
	linux-pcmcia@...ts.infradead.org, Jiri Kosina <jkosina@...e.cz>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Kernel development list <linux-kernel@...r.kernel.org>,
	USB list <linux-usb@...r.kernel.org>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	linux-pci@...r.kernel.org
Subject: Re: [PATCH 2/5] Dynamic ID addition doesn't need get_driver()

On Tue, Jan 24, 2012 at 01:34:41PM -0500, Alan Stern wrote:
> As part of the removal of get_driver()/put_driver(), this patch
> (as1511) changes all the places that add dynamic IDs for drivers.
> Since these additions are done by writing to the drivers' sysfs
> attribute files, and the attributes are removed when the drivers are
> unregistered, there is no reason to take an extra reference to the
> drivers.
> 
> The one exception is the pci-stub driver, which calls pci_add_dynid()
> as part of its registration.  But again, there's no reason to take an
> extra reference here, because the driver can't be unloaded while it is
> being registered.
> 
> Signed-off-by: Alan Stern <stern@...land.harvard.edu>
> CC: Dmitry Torokhov <dmitry.torokhov@...il.com>
> CC: Jiri Kosina <jkosina@...e.cz>
> CC: Jesse Barnes <jbarnes@...tuousgeek.org>
> CC: Dominik Brodowski <linux@...inikbrodowski.net>

For the PCMCIA part: Acked-by: Dominik Brodowski <linux@...inikbrodowski.net>

Thanks,
	Dominik
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