RE: [PATCH v2] exfat: replace 'time_ms' with 'time_10ms'

From: Namjae Jeon
Date: Thu Apr 16 2020 - 02:47:52 EST


> > Please leave at least 24 hours between sending new versions so that
> > you can collect all feedback relating to your change, and we don't see
> > discussion fragment between different threads.
>
> Thanks for good advice!
>
> > > + ts->tv_sec += (time_10ms * 10) / 1000;
> > > + ts->tv_nsec = (time_10ms * 10) % 1000 * NSEC_PER_MSEC;
> >
> > I find this more confusing than the original.
>
> The parentheses were intended to group conversions into milliseconds, but
> were not necessary from an "operator precedence" perspective.
>
>
> >
> > ts->tv_sec += time_10ms / 100;
> > ts->tv_nsec = (time_10ms % 100) * 10 * NSEC_PER_MSEC;
> >
> > is easier to understand for me, not least because I don't need to worry
> > about the operator precedence between % and *.
>
> If I use '100' for the divisor of '10ms', I find it difficult to
> understand
> the meaning of the operation.
>
> When using '100' for the divisor, I think cs (centi-sec) is easier to
> understand than 10ms.
> Which do you prefer, time_10ms or time_cs?
Can you resend the patch again after changing to time_cs ?

>
>
> BR
> ---
> Kohada Tetsuhiro <Kohada.Tetsuhiro@xxxxxxxxxxxxxxxxxxxxxxxxxxx>