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SubjectRe: [PATCH] m68k: Wire up clone3() syscall
Hi Christian,

On Mon, Jan 13, 2020 at 10:18 AM Christian Brauner
<christian.brauner@ubuntu.com> wrote:
> On Mon, Jan 13, 2020 at 10:10:26AM +0100, Geert Uytterhoeven wrote:
> > On Sun, Jan 12, 2020 at 5:06 PM Geert Uytterhoeven <geert@linux-m68k.org> wrote:
> > > On Sun, Nov 24, 2019 at 8:52 PM Kars de Jong <jongk@linux-m68k.org> wrote:
> > > > Wire up the clone3() syscall for m68k. The special entry point is done in
> > > > assembler as was done for clone() as well. This is needed because all
> > > > registers need to be saved. The C wrapper then calls the generic
> > > > sys_clone3() with the correct arguments.
> > > >
> > > > Tested on A1200 using the simple test program from:
> > > >
> > > > https://lore.kernel.org/lkml/20190716130631.tohj4ub54md25dys@brauner.io/
> > > >
> > > > Cc: linux-m68k@vger.kernel.org
> > > > Signed-off-by: Kars de Jong <jongk@linux-m68k.org>
> > >
> > > Thanks, applied and queued for v5.6.
> >
> > Which is now broken because of commit dd499f7a7e342702 ("clone3: ensure
> > copy_thread_tls is implemented") in v5.5-rc6 :-(
>
> Sorry, just for clarification what and how is it broken by
> dd499f7a7e342702 ("clone3: ensure > copy_thread_tls is implemented")
> ?

Because m68k does not implement copy_thread_tls() yet, and doesn't
select HAVE_COPY_THREAD_TLS yet.

Looking into fixing that...

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

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