Re: [PATCH 03/10] binfmt_elf: allow arch code to examine PT_LOPROC ... PT_HIPROC headers

[Thierry Reding]

On Thu, Nov 13, 2014 at 01:16:19AM +0100, Ralf Baechle wrote:
> On Wed, Nov 12, 2014 at 02:41:04PM +0100, Thierry Reding wrote:
> 
> > Hi Ralf,
> > 
> > This commit showed up in linux-next and causes a warning in linux/elf.h
> > because it doesn't know struct file. I've fixed it locally with this:
> > 
> > ---
> > diff --git a/include/linux/elf.h b/include/linux/elf.h
> > index 6bd15043a585..dac5caaa3509 100644
> > --- a/include/linux/elf.h
> > +++ b/include/linux/elf.h
> > @@ -4,6 +4,8 @@
> >  #include <asm/elf.h>
> >  #include <uapi/linux/elf.h>
> >  
> > +struct file;
> > +
> >  #ifndef elf_read_implies_exec
> >    /* Executables for which elf_read_implies_exec() returns TRUE will
> >       have the READ_IMPLIES_EXEC personality flag set automatically.
> > ---
> > 
> > Would you mind squashing that into the above commit to get rid of the
> > warning?
> 
> To fix the warnings reported by sfr on powerpc64 this morning I moved
> most of the code added to <linux/elf.h> into fs/binfmt_elf.c.  That
> should also have taken care of the warnings you saw for ARM.

These changes didn't make it into today's next, but manually applying
them I can indeed verify that the build warning is gone.

Thierry

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