Re: [PATCH 0/3] Cpufreq frequency serialization fixes

From: Meelis Roos
Date: Fri Apr 25 2014 - 13:29:17 EST


> Meelis Roos reported hangs during boot in the longhaul cpufreq driver, after
> commit 12478cf0c55 (cpufreq: Make sure frequency transitions are serialized).
> The root-cause of this issue is the extra invocation of the
> cpufreq_freq_transition_begin() and cpufreq_freq_transition_end() APIs in the
> longhaul driver. I found similar issues in the powernow-k6 and powernow-k7
> drivers as well. This patchset fixes the issue in all the 3 drivers.
>
> Srivatsa S. Bhat (3):
> cpufreq, powernow-k7: Fix double invocation of cpufreq_freq_transition_begin/end
> cpufreq, powernow-k6: Fix double invocation of cpufreq_freq_transition_begin/end
> cpufreq, longhaul: Fix double invocation of cpufreq_freq_transition_begin/end

This set fixes it for me on VIA EPIA with longhaul.

--
Meelis Roos (mroos@xxxxxxxx)
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