Thread (20 messages) 20 messages, 2 authors, 2018-04-25

Re: [PATCH 02/17] y2038: Remove newstat family from default syscall set

From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: 2018-04-25 18:36:18
Also in: linux-api, linux-arch, lkml

On Wed, Apr 25, 2018 at 6:02 PM, Arnd Bergmann [off-list ref] wrote:
We have four generations of stat() syscalls:
- the oldstat syscalls that are only used on the older architectures
- the newstat family that is used on all 64-bit architectures but
  lacked support for large files on 32-bit architectures.
- the stat64 family that is used mostly on 32-bit architectures to
  replace newstat
- statx() to replace all of the above, adding 64-bit timestamps among
  other things.

We already compile stat64 only on those architectures that need it,
but newstat is always built, including on those that don't reference
it. This adds a new __ARCH_WANT_NEW_STAT symbol along the lines of
__ARCH_WANT_OLD_STAT and __ARCH_WANT_STAT64 to control compilation of
newstat. All architectures that need it use an explict define, the
others now get a little bit smaller, and future architecture (including
64-bit targets) won't ever see it.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
For m68k:
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>

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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