Messages in this thread | | | Date | Mon, 27 Apr 2015 21:21:34 +0200 | From | Denys Vlasenko <> | Subject | Re: [PATCH] x86_64, asm: Work around AMD SYSRET SS descriptor attribute issue |
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On 04/27/2015 09:11 PM, Borislav Petkov wrote: > A: 709.528485252 seconds time elapsed ( +- 0.02% ) > B: 708.976557288 seconds time elapsed ( +- 0.04% ) > C: 709.312844791 seconds time elapsed ( +- 0.02% ) > D: 709.400050112 seconds time elapsed ( +- 0.01% ) > E: 708.914562508 seconds time elapsed ( +- 0.06% ) > F: 709.602255085 seconds time elapsed ( +- 0.02% )
That's about 0.2% variance. Very small.
Sounds obvious, but. Did you try running a test several times? Maybe you are measuring random noise.
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