From: "Arjan van de Ven" <[email protected]>
...
> ok why not define the userspace HZ to
>
> #define HZ sysconf(_SC_CLK_TCK)
That did occur to me. It obviously does get the correct value. The downside
is that one of those crufty apps that thinks it is using "HZ" as a constant
will instead be invoking a more costly syscall. Should we care about the
resulting performance impact?
I vote for Arjan's solution.
John Hawkes
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