[PATCH 4/4] arm: mach-s3c2440: mini2440: fix section mismatch

Kukjin Kim kgene.kim at samsung.com
Fri Jul 8 05:25:12 EDT 2011


Russell King - ARM Linux wrote:
> 
> On Fri, Jul 08, 2011 at 03:06:17PM +0900, Kukjin Kim wrote:
> > Wolfram Sang wrote:
> > >
> > > If mini2440_init() is in __init, mini2440_parse_features() should also
> > > be in __init. Fixes:
> > >
> > > (.text+0x9adc): Section mismatch in reference from the function
> > > mini2440_parse_features.clone.0() to the (unknown reference)
> > .init.data:(unknown)
> > > The function mini2440_parse_features.clone.0() references the (unknown
> > reference)
> > > __initdata (unknown).
> >
> > But I couldn't find above "Section mismatch" in my building with
> > CONFIG_DEBUG_SECTION_MISMATCH=y.
> 
> Your compiler may have inlined the function, so defeating the check.
> 
> static struct s3c2410fb_display mini2440_lcd_cfg[] __initdata = {
> 
> and mini2440_parse_features() references this variable.  Therefore
> either mini2440_parse_features() needs to be marked __init (it's
> only caller is from __init, so that seems sensible) or the
> __initdata markers on the referenced data need to be removed.
> 
> Adding __init looks like the right thing.

OK, applied this into -fix.
Thanks.

Best regards,
Kgene.
--
Kukjin Kim <kgene.kim at samsung.com>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.




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