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Message-ID: <878wb8wvdx.fsf@lechat.rtp-net.org>
Date: Thu, 04 Feb 2010 22:20:26 +0100
From: Arnaud Patard (Rtp) <arnaud.patard@...-net.org>
To: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
Cc: Greg KH <gregkh@...e.de>, linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
Ben Dooks <ben-linux@...ff.org>,
Dmitry Baryshkov <dbaryshkov@...il.com>,
Eric Miao <eric.miao@...vell.com>,
Kristoffer Ericson <Kristoffer.Ericson@...il.com>,
Liam Girdwood <liam.girdwood@...fsonmicro.com>,
Paul Sokolovsky <pmiscml@...il.com>,
Richard Purdie <rpurdie@...ys.net>,
Russell King <rmk+kernel@....linux.org.uk>
Subject: Re: [PATCH 1/9] platform-drivers: move probe to .devinit.text in arch/arm
Uwe Kleine-König <u.kleine-koenig@...gutronix.de> writes:
> A pointer to a probe callback 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: Andrew Morton <akpm@...ux-foundation.org>
> Cc: Arnaud Patard <arnaud.patard@...-net.org>
> Cc: Ben Dooks <ben-linux@...ff.org>
> Cc: Dmitry Baryshkov <dbaryshkov@...il.com>
> Cc: Eric Miao <eric.miao@...vell.com>
> Cc: Kristoffer Ericson <Kristoffer.Ericson@...il.com>
> Cc: Liam Girdwood <liam.girdwood@...fsonmicro.com>
> Cc: Paul Sokolovsky <pmiscml@...il.com>
> Cc: Richard Purdie <rpurdie@...ys.net>
> Cc: Russell King <rmk+kernel@....linux.org.uk>
> ---
> arch/arm/mach-pxa/corgi_ssp.c | 2 +-
> arch/arm/mach-pxa/sharpsl_pm.c | 2 +-
> arch/arm/mach-s3c2410/h1940-bluetooth.c | 2 +-
> arch/arm/mach-sa1100/jornada720_ssp.c | 2 +-
> 4 files changed, 4 insertions(+), 4 deletions(-)
For the h1940-bluetooth change :
Acked-by: Arnaud Patard <arnaud.patard@...-net.org>
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