[PATCHv1 6/6] rtc: rtc-isl12057: add alarm support to Intersil ISL12057 RTC driver

Uwe Kleine-König uwe at kleine-koenig.org
Tue Dec 2 00:26:45 PST 2014



On December 1, 2014 9:11:21 PM CET, arno at natisbad.org wrote:
>Uwe Kleine-König <uwe at kleine-koenig.org> writes:
>> For patch 1: Maybe point out that the issue with the century bit
>isn't
>> that critical, because this bit is not expected to be set before year
>> 2100.
>
>It has:
>
>   This was tested by putting a device 100 years in the future (using a
> specific kernel due to the inability of userland tools such as date or
>hwclock to pass year 2038), rebooting on a kernel w/ this patch applied
>    and verifying the device was still 100 years in the future.
>
That describes your test, but it doesn't rule out that someone might use
the century bit to distinguish 19** and 20**.

Best regards
Uwe



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