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SubjectRe: Clock
"Stephen C. Tweedie" wrote:
>
> The maximum interval the kernel can delay for is 2^31/HZ seconds, not
> 2^32, because we need to distinguish between past and future. However,
> device and networking drivers only use jiffies for relatively short-term
> timeouts: the longer-term timeouts are all measured in seconds
> (sometimes allowing fractional seconds too, as in the struct timeval),
> so they won't time out for a few years yet. (But we still have problems
> in the year 2038.)
>
But by then all existing 32-bit machines will be completely obsolete and
we'll all have upgraded to 64-bit hardware, or at least 64-bit OS's. It
would be absurd to think that anything running today will survive that
long.

Right?

:-)

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