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SubjectRe: [PATCH -tip 3/3] x86: Remove unused text_poke_smp and text_poke_smp_batch

* Ingo Molnar <mingo@kernel.org> wrote:

>
> * Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> wrote:
>
> > Since introducing the text_poke_bp for all text_poke_smp*
> > callers, text_poke_smp* are now unused. This basically
> > reverts 3d55cc8a, 7deb18dc and related commits.
> >
> > This also fixes a Kconfig dependency issue on STOP_MACHINE
> > in the case of CONFIG_SMP && !CONFIG_MODULE_UNLOAD.
> >
> > Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
> > ---
> > arch/x86/Kconfig | 5 --
> > arch/x86/include/asm/alternative.h | 11 ----
> > arch/x86/kernel/alternative.c | 98 +-----------------------------------
> > 3 files changed, 2 insertions(+), 112 deletions(-)
>
> Hm, it does not build with the attached config:
>
> arch/x86/kernel/kprobes/opt.c: In function 'setup_optimize_kprobe':
> arch/x86/kernel/kprobes/opt.c:394:6: error: dereferencing pointer to incomplete type
> arch/x86/kernel/kprobes/opt.c:395:6: error: dereferencing pointer to incomplete type
> arch/x86/kernel/kprobes/opt.c:396:6: error: dereferencing pointer to incomplete type

32-bit appears to be the key pattern.

Thanks,

Ingo


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