Re: [PATCH] selftests/seccomp: Pin benchmark to single CPU

From: Mark Brown
Date: Tue Feb 06 2024 - 05:16:34 EST


On Tue, Feb 06, 2024 at 01:56:47AM -0800, Kees Cook wrote:

> + /* Set from highest CPU down. */
> + for (cpu = ncores - 1; cpu >= 0; cpu--) {
> + CPU_ZERO_S(setsz, setp);
> + CPU_SET_S(cpu, setsz, setp);

Is there some particular reason to go from the highest CPU number down?
Not that it super matters but the default would be to iterate from 0 and
there's a comment but it just says the what not the why.

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