On 24 November 2014 at 19:14, Sudeep Holla <sudeep.holla@xxxxxxx> wrote: > On 20/11/14 03:48, Viresh Kumar wrote: >> - I believe CPUs boot in the order they are present in DT except for the >> boot CPU. So, the first node for every cluster should have it. >> >> Correct ? Then we can update the fixme. >> > > No, I disagree as you trying to implicitly depend on the logic Linux uses to > assign logical index. It can be changed any time, and depending > on it might break things in future which can't be fixed easily later > especially if it's DT related. Yeah, correct. >> Hmm, I never thought about it. But yes the CPU with the OPPs should >> be the first one to come back. >> > > How can you assume that ? I can write a simple test which hot-plugs out > all the CPUs in the (esp. multi-cluster) system in ascending order of > logical index and hot-plug back in descending order. Then the above > logic fails. What I said is: Yes the CPU with the OPPs should be the first one to come back, if this has to work correctly. Otherwise it will break.. And you repeated the same :) > The platforms needing it have to get involved in such discussions to > make any progress. Yes there were people involved. I hope I cc'd you as well... -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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