On 2 January 2014 23:08, Mikulas Patocka <mpato...@redhat.com> wrote: > Flushing the cache and changing frequency takes approximatelly 500us. The > patch increases policy->cpuinfo.transition_latency to that value.
Its not about how fast caches get cleaned but how much time would be wasted to get them filled again as same data could be required again which is just flushed out. That would impact performance more than flushing caches. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
