linux-kernel - Re: [IA64] fix userspace compile error in gcc

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Message-Id: <1204310490.8186.11.camel@athlon>
Date:	Fri, 29 Feb 2008 13:41:30 -0500
From:	Doug Chapman <doug.chapman@...com>
To:	David Woodhouse <dwmw2@...radead.org>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Tony Luck <tony.luck@...el.com>
Subject: Re: [IA64] fix userspace compile error in gcc_intrin.h


On Fri, 2008-02-29 at 13:24 -0500, David Woodhouse wrote:
> On Tue, 2008-02-05 at 20:07 +0000, Linux Kernel Mailing List wrote:
> > Gitweb:     http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0df29025fd0379d5950d206314d0b10a2c8a9607
> > Commit:     0df29025fd0379d5950d206314d0b10a2c8a9607
> > Parent:     d2fc0bacd5c438cb459fdf531eff00ab18422a00
> > Author:     Doug Chapman <doug.chapman@...com>
> > AuthorDate: Mon Jan 28 15:33:28 2008 -0800
> > Committer:  Tony Luck <tony.luck@...el.com>
> > CommitDate: Mon Feb 4 15:08:25 2008 -0800
> > 
> >     [IA64] fix userspace compile error in gcc_intrin.h
> >     
> >     Fixes userspace build errors when linux/ipv6.h is included such as in the
> >     dhcpv6 package under fedora.  Likely causes other userspace build errors as
> >     well.  I found this in akpm's tree from 2.6.18 but could not find any case
> >     of anyone proposing it for the main tree.
> >     
> >     Signed-off-by: Doug Chapman <doug.chapman@...com>
> >     Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
> >     Signed-off-by: Tony Luck <tony.luck@...el.com>
> > ---
> >  include/asm-ia64/gcc_intrin.h |    2 ++
> >  1 files changed, 2 insertions(+), 0 deletions(-)
> > 
> > diff --git a/include/asm-ia64/gcc_intrin.h b/include/asm-ia64/gcc_intrin.h
> > index 5b6665c..de2ed2c 100644
> > --- a/include/asm-ia64/gcc_intrin.h
> > +++ b/include/asm-ia64/gcc_intrin.h
> > @@ -24,7 +24,9 @@
> >  extern void ia64_bad_param_for_setreg (void);
> >  extern void ia64_bad_param_for_getreg (void);
> >  
> > +#ifdef __KERNEL__
> >  register unsigned long ia64_r13 asm ("r13") __used;
> > +#endif
> >  
> >  #define ia64_setreg(regnum, val)						\
> >  ({										\
> 
> You also want to move gcc_interin.h from $(header-y) to $(unifdef-y) in
> include/asm-ia64/Kbuild.
> 

David,

Thanks for catching that.  I will post a patch for the Kbuild part later
today.

- Doug


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