This is the mail archive of the
libc-alpha@sourceware.org
mailing list for the glibc project.
Re: [PATCH v8 0/3] y2038: Linux: Introduce __clock_settime64 function
- From: Alistair Francis <alistair23 at gmail dot com>
- To: Lukasz Majewski <lukma at denx dot de>
- Cc: Joseph Myers <joseph at codesourcery dot com>, Alistair Francis <alistair dot francis at wdc dot com>, Zack Weinberg <zackw at panix dot com>, Arnd Bergmann <arnd at arndb dot de>, GNU C Library <libc-alpha at sourceware dot org>, Adhemerval Zanella <adhemerval dot zanella at linaro dot org>, Florian Weimer <fweimer at redhat dot com>, "Carlos O'Donell" <carlos at redhat dot com>, Stepan Golosunov <stepan at golosunov dot pp dot ru>
- Date: Wed, 18 Sep 2019 16:32:13 -0700
- Subject: Re: [PATCH v8 0/3] y2038: Linux: Introduce __clock_settime64 function
- References: <20190918211603.8444-1-lukma@denx.de>
On Wed, Sep 18, 2019 at 2:16 PM Lukasz Majewski <lukma@denx.de> wrote:
>
> This patch set introduces the conversion of clock_settime to explicit
> 64 bit struct __timespec64 arguments. As a result this function is now
> Y2038 safe.
>
> This work is (loosely) based on a previous development/patches:
> https://libc-alpha.sourceware.narkive.com/zniMOWui/rfc-patch-00-52-make-glibc-y2038-proof#post68
>
> Github branch (including the y2038 conversion example):
> https://github.com/lmajewski/y2038_glibc/commits/glibc__clock_settime-conversion-v8
>
> Those patches have been applied on top of master branch:
> SHA1: 87accae3978c77c1a50d19ea8e3da3f0248d2612
>
> Shall be used with provided meta-y2038 for development and testing:
> https://github.com/lmajewski/meta-y2038
>
> I've used guidelines from:
> https://www.gnu.org/software/libc/manual/html_mono/libc.html
> "D.2.1 64-bit time symbol handling in the GNU C Library"
> to convert *clock_settime*.
>
> and most notably from:
> https://sourceware.org/glibc/wiki/Y2038ProofnessDesign#clock_gettime.28.29
This series fixes my build failures, thanks for this Lukasz!
Alistair
>
>
> Lukasz Majewski (3):
> y2038: Introduce internal for glibc struct __timespec64
> y2038: Provide conversion helpers for struct __timespec64
> y2038: linux: Provide __clock_settime64 implementation
>
> include/time.h | 115 ++++++++++++++++++++++++
> sysdeps/unix/sysv/linux/clock_settime.c | 38 +++++++-
> 2 files changed, 149 insertions(+), 4 deletions(-)
>
> --
> 2.20.1
>