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Message-ID: <530631E5.5050104@gmail.com> Date: Thu, 20 Feb 2014 08:48:37 -0800 From: Dirk Brandewie <dirk.brandewie@...il.com> To: Borislav Petkov <bp@...en8.de>, Otto Meier <gf435@....net> CC: dirk.brandewie@...il.com, linux-kernel@...r.kernel.org, cpufreq@...r.kernel.org, linux-pm@...r.kernel.org Subject: Re: [3.14-rc3] possible regression Haswell runs only at 770Mhz with powersave governor On 02/20/2014 07:01 AM, Borislav Petkov wrote: > Add lists to CC. > > On Thu, Feb 20, 2014 at 03:32:36PM +0100, Otto Meier wrote: >> Hello, >> >> My System which runs with older kernels up to 3.13.3 >> fine on my i3-4330 with 3.5 Ghz and governor powersave. >> and pstate driver. >> >> With kernel 3.14-rc3 and Governor powersave it runs >> only at 770Mhz and never switches to higher Freq. on load. >> Even compiling a kernel with make -j4 does not change freq. >> commit fcb6a15c2e7e76d493e6f91ea889ab40e1c643a4 seems to be the culprit >> With governor performance it switches to 3.5 Ghz and stays >> there. >> >> Any Idea how to fix this? >> Greg KH is seeing the same thing on his Haswell system. I am trying to figure what went south. https://lkml.org/lkml/2014/2/19/626 Can you send me the .config for the broken kernel also the output of gcc -v >> Best regards > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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