Messages in this thread | | | Date | Sat, 27 Nov 2004 22:44:24 +0100 (MET) | From | Jan Engelhardt <> | Subject | RE: no entropy and no output at /dev/random (quick question) |
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>> Timer, ok. But network - only if you are in full control of the network >> segment the system is attached to which may be the case for your private >> network but usually you can't predict what network traffic is actually >> going on. > > You would need a lot more than that to predict the TSC value when a packet >is received. All kinds of unpredictable elements get mixed in, such as the >offset between the network's timing source and the processor's as well as >the cache efficiency in getting the networking code running to the point >that it checks the TSC.
Sounds like I started a hell of a discussion (again) :)
Jan Engelhardt -- Gesellschaft für Wissenschaftliche Datenverarbeitung Am Fassberg, 37077 Göttingen, www.gwdg.de - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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