linux-kernel - Re: [RFC/PATCH 01/13] net: wl12xx: sdio: id_tables should be _

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Message-ID: <BANLkTimOyVHN--NXvje+zVOTxj6ghV+uOA@mail.gmail.com>
Date:	Fri, 20 May 2011 18:14:55 +0200
From:	Michał Mirosław <mirqus@...il.com>
To:	Ohad Ben-Cohen <ohad@...ery.com>
Cc:	Felipe Balbi <balbi@...com>, Luciano Coelho <coelho@...com>,
	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC/PATCH 01/13] net: wl12xx: sdio: id_tables should be __devinitconst

2011/5/20 Ohad Ben-Cohen <ohad@...ery.com>:
> On Sat, May 14, 2011 at 12:26 AM, Felipe Balbi <balbi@...com> wrote:
>> That's only needed during init anyway, let's free
>> some space after we're done probing.
> sdio devices are dynamically created whenever the hw is plugged into
> the mmc slot by the user. that can happen anytime while the system is
> up, not only during init.
>> -static const struct sdio_device_id wl1271_devices[] = {
>> +static const struct sdio_device_id wl1271_devices[] __devinitconst = {
> it looks to me that sdio_match_device is going to be surprised if
> ->id_table won't be valid.
>
> i wouldn't do this, unless you have a good explanation otherwise.

devinit sections are not freed if device hotplug is enabled.

Best Regards,
Michał Mirosław
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