On Tue, 2012-11-20 at 12:39 +0000, Chris Redpath wrote: > Hi Tixy, > > I can now reproduce it with MMC too, and the times are pretty much the same > for me :( > > There is definitely some interaction with CPUFreq, the A7s stay at a low > enough OPP > that the busy threads during boot are never able to accumulate enough load to > migrate up to an A15. Normally, it makes no sense for a thread classified as > 'heavy' > at 350MHz to move to an A15 since it may very well not be a heavy thread at > 1GHz. > This is the expected behaviour of the patch, to bring HMP migration in line > with > cpufreq DVFS changes. > > Do you always use the ondemand governor in Linaro?
That is how I was told by people at ARM to configure vexpress for big.LITTLE MP; A15's as 'perfomance', A7's as 'ondemand'. -- Tixy _______________________________________________ linaro-dev mailing list linaro-dev@lists.linaro.org http://lists.linaro.org/mailman/listinfo/linaro-dev
