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SubjectRe: [RFC, PATCH 1/4] cleanup elf_core_dump(): remove ELF_CORE_EXTRA_* macro
From
> On Tue, Dec 15, 2009 at 10:41 AM, Daisuke HATAYAMA
> <d.hatayama@jp.fujitsu.com> wrote:
> > elf_core_dump() uses #ifdef and the corresponding macro for hiding
> > _multiline_ logics in functions. This patch removes #ifdef and
> > replaces ELF_CORE_EXTRA_* by corresponding functions. For
> > architectures not implemeonting ELF_CORE_EXTRA_*, we use weak
> > functions in order to reduce a range of modification.
> >
> > This cleanup is for my next patches, but I think this cleanup itself
> > is worth doing regardless of my firnal purpose.
> >
> > Signed-off-by: Daisuke HATAYAMA <d.hatayama@jp.fujitsu.com>
>
>
> Good patch! I like it!
>
> Just one problem below.
>
>
> > --- /dev/null
> > +++ b/arch/um/sys-i386/elfcore.c
> > @@ -0,0 +1,78 @@
> > +#include <linux/elf.h>
> > +#include <linux/fs.h>
> > +#include <linux/mm.h>
> > +
> > +#include <asm/elf.h>
> > +
> > +static int dump_write(struct file *file, const void *addr, int nr)
> > +{
> > +       return file->f_op->write(file, addr, nr, &file->f_pos) == nr;
> > +}
>
> We already have the same dump_write() in fs/binfmt_elf.c, can't we
> reuse it? e.g. moving it to a header and make it staic inline.

Thanks for you comment.

I understand what you say.

I think now I will move it to include/linux/elfcore.h.

>
> Thanks!
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