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SubjectRe: [PATCH v3 15/20] docs: move protection-keys.rst to the core-api book
Hi Mauro,

On Fri, Jun 7, 2019 at 9:38 PM Mauro Carvalho Chehab
<mchehab+samsung@kernel.org> wrote:
> This document is used by multiple architectures:

Indeed it is...

>
> $ echo $(git grep -l pkey_mprotect arch|cut -d'/' -f 2|sort|uniq)
> alpha arm arm64 ia64 m68k microblaze mips parisc powerpc s390 sh sparc x86 xtensa

... but not because we now have a unified space for new syscall numbers ;-)

$ git grep -w ARCH_HAS_PKEYS -- "*Kconf*"
arch/powerpc/Kconfig: select ARCH_HAS_PKEYS
arch/x86/Kconfig: select ARCH_HAS_PKEYS
mm/Kconfig:config ARCH_HAS_PKEYS

I.e. limited to x86 and powerpc.

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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