linux-kernel - Re: [PATCH v2 04/15] posix timers:Introduce the 64bit methods with timespec64 type for k

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Date:	Wed, 6 May 2015 10:06:15 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Baolin Wang <baolin.wang@...aro.org>
cc:	Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org,
	y2038 Mailman List <y2038@...ts.linaro.org>
Subject: Re: [PATCH v2 04/15] posix timers:Introduce the 64bit methods with
 timespec64 type for k_clock structure

On Wed, 6 May 2015, Baolin Wang wrote:
> On 5 May 2015 at 21:31, Thomas Gleixner <tglx@...utronix.de> wrote:
> 
> > On Thu, 30 Apr 2015, Baolin Wang wrote:
> > > diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h
> > > index 907f3fd..35786c5 100644
> > > --- a/include/linux/posix-timers.h
> > > +++ b/include/linux/posix-timers.h
> > > @@ -98,9 +98,13 @@ struct k_itimer {
> > >
> > >  struct k_clock {
> > >       int (*clock_getres) (const clockid_t which_clock, struct timespec
> > *tp);
> > > +     int (*clock_getres64) (const clockid_t which_clock, struct
> > timespec64 *tp);
> > >       int (*clock_set) (const clockid_t which_clock,
> > >                         const struct timespec *tp);
> > > +     int (*clock_set64) (const clockid_t which_clock,
> > > +                         const struct timespec64 *tp);
> > >       int (*clock_get) (const clockid_t which_clock, struct timespec *
> > tp);
> > > +     int (*clock_get64) (const clockid_t which_clock, struct timespec64
> > *tp);
> > >       int (*clock_adj) (const clockid_t which_clock, struct timex *tx);
> > >       int (*timer_create) (struct k_itimer *timer);
> > >       int (*nsleep) (const clockid_t which_clock, int flags,
> > > @@ -109,10 +113,15 @@ struct k_clock {
> > >       int (*timer_set) (struct k_itimer * timr, int flags,
> > >                         struct itimerspec * new_setting,
> > >                         struct itimerspec * old_setting);
> > > +     int (*timer_set64) (struct k_itimer *timr, int flags,
> > > +                         struct itimerspec64 *new_setting,
> > > +                         struct itimerspec64 *old_setting);
> > >       int (*timer_del) (struct k_itimer * timr);
> > >  #define TIMER_RETRY 1
> > >       void (*timer_get) (struct k_itimer * timr,
> > >                          struct itimerspec * cur_setting);
> > > +     void (*timer_get64) (struct k_itimer *timr,
> > > +                          struct itimerspec64 *cur_setting);
> >
> > I asked you last time to provide a conversion for a single instance
> > first and I gave you even step by step instructions.
> >
> > But you insist on resending the whole mess in one go. Try again.
> >
> > Thanks,
> >
> >         tglx
> >
> 
> Hi Thomas,
> 
> Thanks for your comments. I think i have followed your instructions
> to convert the syscall functions in patch 5 and patch 6.
> 
> And i have confusions about the "a single instance first", could you
> explain that in detail? Thanks a lot.

Single function, single syscall. Not a wholesale conversion of the
world and some more.
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