Re: [rtc-linux] Re: [PATCH] RTC class driver for ppc_md RTC functions

[Alessandro Zummo <alessandro.zummo@towertech.it>]

On Wed, 30 Apr 2008 18:34:33 +0100
David Woodhouse <dwmw2@infradead.org> wrote:

> > 
> >  If we are talking about milliseconds I think a suspect is not enough.
> 
> Let me rephrase: This is how we're doing it for _every_ machine/platform
> which supports update_persistent_clock(). It makes sense to let
> individual RTC-class drivers do it differently if they need to, but it's
> a damn good default behaviour until/unless someone actually shows that
> they need it to be different. :)

 I still do not think that it makes sense to keep an unreliable hw RTC in
 sync with the system clock.. 

 I remember somone wrote a kind of ntp subsytem for the kernel but can't
 remember who :(
 
> >  My opinion is that such NTP mode could be removed from the kernel/not
> >  implemented in rtc class without loosing anything.
> 
> Want to send a patch to lkml which removes update_persistent_clock() and
> see what people think of that? :)

 I'm not _that_ mad, unless the patch is signed by Linus :)

 Anyway I will gladly accept a patch that implements this ntp mode :)

-- 

 Best regards,

 Alessandro Zummo,
  Tower Technologies - Torino, Italy

  http://www.towertech.it