On 12 May 2015 at 23:17, Thomas Gleixner <[email protected]> wrote:

> On Mon, 11 May 2015, Baolin Wang wrote:
>
> > This patch introduces the do_sys_settimeofday64() function with
> timespec64
> > type, that makes this function ready for 2038 issue when setting the
> time of day.
>
> Copy and paste is your favourite work method, right?
>
> > -int do_sys_settimeofday(const struct timespec *tv, const struct
> timezone *tz)
> > +int do_sys_settimeofday64(const struct timespec64 *tv, const struct
> timezone *tz)
> >  {
> >       static int firsttime = 1;
> >       int error = 0;
> > +     struct timespec ts;
> >
> > -     if (tv && !timespec_valid(tv))
> > +     if (tv && !timespec64_valid(tv))
> >               return -EINVAL;
> >
> > -     error = security_settime(tv, tz);
> > +     ts = timespec64_to_timespec(*tv);
> > +     error = security_settime(&ts, tz);
>
> How is that 2038 safe? Not at all.
>
> I told you before that we fix the underlying functions before we add
> such bogosities.
>
> Thanks,
>
>         tglx
>
>
Thanks for your comments, and i'll continue to repair my patch.
But could you explain what the defects in do_sys_settimeofday64
function? Thanks.


-- 
Baolin.wang
Best Regards
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