Re: [PATCH v2] um: Fix build error and kconfig for i386

From: Josh Triplett
Date: Thu Dec 24 2015 - 20:26:28 EST


On Thu, Dec 24, 2015 at 01:09:45PM +0100, Mickaël Salaün wrote:
>
> On 23/12/2015 22:42, Josh Triplett wrote:
> > On Wed, Dec 23, 2015 at 01:59:13PM +0100, Mickaël Salaün wrote:
> >> Fix build error by selecting COREDUMP when X86_32 is selected:
> >>
> >> arch/x86/um/built-in.o: In function `elf_core_write_extra_phdrs':
> >> (.text+0x3e62): undefined reference to `dump_emit'
> >> arch/x86/um/built-in.o: In function `elf_core_write_extra_data':
> >> (.text+0x3eef): undefined reference to `dump_emit'
> >>
> >> Fixes: 5d2acfc7b974 ("kconfig: make allnoconfig disable options behind EMBEDDED and EXPERT")
> >> Signed-off-by: Mickaël Salaün <mic@xxxxxxxxxxx>
> >> Cc: Jeff Dike <jdike@xxxxxxxxxxx>
> >> Cc: Richard Weinberger <richard@xxxxxx>
> >> Cc: Josh Triplett <josh@xxxxxxxxxxxxxxxx>
> >> Cc: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
> >> Cc: Michal Marek <mmarek@xxxxxxx>
> >> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
> >> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
> >
> > I suppose um doesn't care deeply about binary size, but ideally I would
> > suggest changing arch/x86/um/Makefile to make elfcore.c compiled in when
> > CONFIG_ELF_CORE rather than CONFIG_BINFMT_ELF.
>
> That looks better! Since the first patch has been added to the mmots tree (but not yet in mmotm) I'll send a patch update instead of a new one reverting the first. I hope this is OK.

-mm regularly replaces patches with newer versions, so that ought to be
fine.
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