On Fri, 2013-12-20 at 11:37 +0100, Borislav Petkov wrote:
> On Thu, Dec 19, 2013 at 08:30:48PM -0800, H. Peter Anvin wrote:
> > On 12/19/2013 08:24 PM, joeyli wrote:
> > > I agreed, but userspace application should not be too often to access
> > > RTC. Maybe only when system boot and set timezone.
> >
> > This is, quite frankly, an idiotic argument.
>
> TBH, I've been struggling with the question too - and it might even be a
> stupid question - but what is that absolute need to be able to get the
> TZ in userspace? Why should I care?
>
> Can we get some use cases for stupid people like me please?
Dual-boot environments will tend to have the RTC in local time, not UTC.
That means that userspace has to reprogram the clock over daylight
savings changes, and to do that it must know whether another OS has
already done so.
--
Matthew Garrett <matthew.garrett@xxxxxxxxxx>
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