Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [PATCH 4/5] intel_pstate: Remove C0 tracking | Date | Tue, 13 May 2014 01:45:19 +0200 |
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On Monday, May 12, 2014 07:39:35 AM Dirk Brandewie wrote: > On 05/12/2014 05:16 AM, Rafael J. Wysocki wrote: > > On Monday, May 12, 2014 05:27:25 AM Stratos Karafotis wrote: > >> Hi, > >> > > > > [cut] > > > >> > >> With this patch, my CPU (Core i7-3770 @ 3.90GHz) seems to never use lowest > >> frequencies. Even on an idle system I get always ~2GHz. Normally, > >> on an idle system it used to be 1.6GHz. > >> On very small loads (mp3 decoding) the CPU goes up to 2.7G GHz (it used to > >> be 1.6GHz) > >> > >> Reverting, this patch on my local build, the problem is resolved. > > > > Dirk, seriously, I can't regard this as a fix that can go into -rc6. > > > > Ok I will resubmit after more testing > > > Which of the other patch in the series are must-go for 3.15? [1-2/5] I guess? > > And do we need [2/5] it in -stable too? > > 1/5 is for stable it fixes a random MCE on baytrail. > 2/5 is for stable it should have went with the stop_cpu patch
Which -stable are these two for? All of them?
> 5/5 can go too since it is just adding CPU IDs
Well, I'm a bit reluctant to push that for -rc6. There were cases where new IDs broke stuff that worked without them just fine.
-- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.
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