linux-kernel - Re: [PATCH 17/27] acer-wmi: fix section mismatch warnings

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Message-Id: <200802171303.56229.carlos@strangeworlds.co.uk>
Date:	Sun, 17 Feb 2008 13:03:55 +0000
From:	Carlos Corbacho <carlos@...angeworlds.co.uk>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Len Brown <len.brown@...el.com>
Subject: Re: [PATCH 17/27] acer-wmi: fix section mismatch warnings

On Sunday 17 February 2008 12:22:54 Sam Ravnborg wrote:
> Fix following warnings:
> WARNING: vmlinux.o(.text+0x672615): Section mismatch in reference from the
> function acer_platform_remove() to the function
> .exit.text:acer_backlight_exit() WARNING: vmlinux.o(.devinit.text+0x1e859):
> Section mismatch in reference from the function acer_platform_probe() to
> the function .init.text:acer_led_init() WARNING:
> vmlinux.o(.devinit.text+0x1e878): Section mismatch in reference from the
> function acer_platform_probe() to the function
> .init.text:acer_backlight_init()
>
> Remove __exit annotation from acer_backlight_exit(). We cannot reference
> a __exit annotated function from non __exit functions.
>
> acer_led_init() and acer_backlight_init() where both annotated __init but
> used from a __devinit function. This would result in an oops should
> gcc drop their inlining and the module are hot plugged.
>
> Fix by annotating acer_led_init() and acer_backlight_init() __devinit.
>
> Signed-off-by: Sam Ravnborg <sam@...nborg.org>

Signed-off-by: Carlos Corbacho <carlos@...angeworlds.co.uk>

> Cc: Len Brown <len.brown@...el.com>

Len, can you apply this to acpi-test? (Unless Andrew wants to take all these 
through -mm?)

-Carlos
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E-Mail: carlos@...angeworlds.co.uk
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