Re: [PATCH 22/58] move jazzsonic's probe function to .devinit.text

[Ralf Baechle <ralf@linux-mips.org>]

On Sat, Mar 28, 2009 at 12:26:43AM +0100, Uwe Kleine-König wrote:

> A pointer to jazz_sonic_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@pengutronix.de>
> Cc: Ralf Baechle <ralf@linux-mips.org>
> Cc: Jeff Garzik <jeff@garzik.org>
> Cc: David S. Miller <davem@davemloft.net>
> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
> Cc: Finn Thain <fthain@telegraphics.com.au>
> Cc: Geert Uytterhoeven <geert@linux-m68k.org>
> Cc: Andrew Morton <akpm@linux-foundation.org>

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

  Ralf