Re: compiler warnings in 2.6.35.2

[Borislav Petkov]

From: Chris Frey <cdfrey@xxxxxxxxxxxxxx>
Date: Tue, Aug 17, 2010 at 11:53:33AM -0400

> > > > >   CC      mm/swap.o
> > > > > In file included from include/linux/kobject.h:21,
> > > > >                  from include/linux/sched.h:91,
> > > > >                  from mm/swap.c:17:
> > > > > include/linux/sysfs.h:183: warning: parameter has incomplete type
> > > > > /home/cdfrey/kernel/git/linux/arch/x86/include/asm/cpufeature.h: In function `__static_cpu_has':
> > > > > /home/cdfrey/kernel/git/linux/arch/x86/include/asm/cpufeature.h:315: warning: asm operand 1 probably doesn't match constraints
> > > > 
> > > > Which compiler version are you using?
> > > 
> > > GCC 3.3
> > 
> > Any chance to upgrade to a 4.x version?
> 
> I could, but Documentation/Changes says gcc 3.2 is the minimum, so I hoped
> 3.3 would be sufficient.

This is actually something we're looking to change now:
http://lkml.indiana.edu/hypermail/linux/kernel/1005.2/01239.html

@hpa: there are some gcc3.x users left, obviously.

> 
> As for the first warning, doesn't it just need include/linux/kobject.h
> to be included for the enum type?

This is a gcc 3.x problem AFAIK.

> As for the second warning, I'm not sure I even understand it.

Ditto.

So why do you want to stay with 3.x anyway?

-- 
Regards/Gruss,
Boris.
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