linux-kernel - Re: [git pull -tip] headers_check fixes for other architectures

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Message-ID: <20090206145119.GB13758@n2100.arm.linux.org.uk>
Date:	Fri, 6 Feb 2009 14:51:19 +0000
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Jaswinder Singh Rajput <jaswinder@...nel.org>
Cc:	Ingo Molnar <mingo@...e.hu>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Tony Luck <tony.luck@...el.com>,
	Sam Ravnborg <sam@...nborg.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	hskinnemoen@...el.com, cooloney@...nel.org, ralf@...ux-mips.org,
	dhowells@...hat.com, matthew@....cx, chris@...kel.net,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [git pull -tip] headers_check fixes for other architectures

On Fri, Feb 06, 2009 at 08:04:20PM +0530, Jaswinder Singh Rajput wrote:
> On Fri, 2009-02-06 at 14:21 +0000, Russell King - ARM Linux wrote:
> > On Fri, Feb 06, 2009 at 07:48:42PM +0530, Jaswinder Singh Rajput wrote:
> > > diff --git a/include/linux/types.h b/include/linux/types.h
> > > index 712ca53..c30973a 100644
> > > --- a/include/linux/types.h
> > > +++ b/include/linux/types.h
> > > @@ -1,6 +1,7 @@
> > >  #ifndef _LINUX_TYPES_H
> > >  #define _LINUX_TYPES_H
> > >  
> > > +#ifndef __ASSEMBLY__
> > >  #ifdef	__KERNEL__
> > >  
> > >  #define DECLARE_BITMAP(name,bits) \
> > > @@ -212,5 +213,5 @@ struct ustat {
> > >  };
> > >  
> > >  #endif	/* __KERNEL__ */
> > > -
> > > +#endif /*  __ASSEMBLY__ */
> > >  #endif /* _LINUX_TYPES_H */
> > 
> > So no point including this file in assembly with this patch - the ifndef
> > disables the entire file.
> 
> Truth Table of linux/types.h :
> 
> If Assembly then N
> otherwise Y
> 
> what your table says.

If the entire file is not suitable for assembly, don't include the file
in assembly files.  Nice and simple, and no need to add additional ifdefs.
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