linux-kernel - Re: [PATCH 09/58] move cobalt-lcd's probe function to .devinit.text

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20090328104339.GA17386@linux-mips.org>
Date:	Sat, 28 Mar 2009 11:43:39 +0100
From:	Ralf Baechle <ralf@...ux-mips.org>
To:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Yoichi Yuasa <yoichi_yuasa@...peaks.co.jp>,
	Krzysztof Helt <krzysztof.h1@...zta.fm>,
	Antonino Daplas <adaplas@....net>
Subject: Re: [PATCH 09/58] move cobalt-lcd's probe function to .devinit.text

On Sat, Mar 28, 2009 at 12:26:30AM +0100, Uwe Kleine-König wrote:

> A pointer to cobalt_lcdfb_probe is passed to the core via
> platform_driver_register and so the function must not disappear when the
> .init sections are discarded.  Otherwise (if also having HOTPLUG=y)
> unbinding and binding a device to the driver via sysfs will result in an
> oops as does a device being registered late.
> 
> An alternative to this patch is using platform_driver_probe instead of
> platform_driver_register plus removing the pointer to the probe function
> from the struct platform_driver.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
> Cc: Yoichi Yuasa <yoichi_yuasa@...peaks.co.jp>
> Cc: Krzysztof Helt <krzysztof.h1@...zta.fm>
> Cc: Antonino Daplas <adaplas@....net>
> Cc: Ralf Baechle <ralf@...ux-mips.org>
> Cc: Andrew Morton <akpm@...ux-foundation.org>

Acked-by: Ralf Baechle <ralf@...ux-mips.org>

  Ralf
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/