linux-kernel - Re: [PATCH 07/19] rtc: rtc-ps3: remove erroneous __init/_

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Date:	Thu, 28 Feb 2013 09:56:05 +0100
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Jingoo Han <jg1.han@...sung.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Alessandro Zummo <a.zummo@...ertech.it>,
	rtc-linux@...glegroups.com
Subject: Re: [PATCH 07/19] rtc: rtc-ps3: remove erroneous __init/__exit annotations

On Thu, Feb 28, 2013 at 9:41 AM, Jingoo Han <jg1.han@...sung.com> wrote:
> __init/__exit annotations for probe()/remove() are supposed to be
> __devinit/__devexit, because __init/__exit for probe()/remove()
> are not correct. However, __devinit/__devexit are not used,
> because CONFIG_HOTPLUG was removed. Thus, these annotations
> should be removed.

Nack.

This driver does not use platform_driver_register(), but
platform_driver_probe().
Hence the .probe can only be called from platform_driver_probe()
(which is __init),
not at any later time.

I did not check the other drivers you sent patches for.

> Signed-off-by: Jingoo Han <jg1.han@...sung.com>
> ---
>  drivers/rtc/rtc-ps3.c |    6 +++---
>  1 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/rtc/rtc-ps3.c b/drivers/rtc/rtc-ps3.c
> index 968133c..8a24d11 100644
> --- a/drivers/rtc/rtc-ps3.c
> +++ b/drivers/rtc/rtc-ps3.c
> @@ -58,7 +58,7 @@ static const struct rtc_class_ops ps3_rtc_ops = {
>         .set_time = ps3_set_time,
>  };
>
> -static int __init ps3_rtc_probe(struct platform_device *dev)
> +static int ps3_rtc_probe(struct platform_device *dev)
>  {
>         struct rtc_device *rtc;
>
> @@ -71,7 +71,7 @@ static int __init ps3_rtc_probe(struct platform_device *dev)
>         return 0;
>  }
>
> -static int __exit ps3_rtc_remove(struct platform_device *dev)
> +static int ps3_rtc_remove(struct platform_device *dev)
>  {
>         rtc_device_unregister(platform_get_drvdata(dev));
>         return 0;
> @@ -82,7 +82,7 @@ static struct platform_driver ps3_rtc_driver = {
>                 .name = "rtc-ps3",
>                 .owner = THIS_MODULE,
>         },
> -       .remove = __exit_p(ps3_rtc_remove),
> +       .remove = ps3_rtc_remove,
>  };
>
>  static int __init ps3_rtc_init(void)

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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