Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [PATCH] cpufreq: return EEXIST instead of EBUSY for second registering | Date | Fri, 20 Sep 2013 00:37:50 +0200 |
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On Thursday, September 19, 2013 09:38:32 AM Viresh Kumar wrote: > On 19 September 2013 09:35, Yinghai Lu <yinghai@kernel.org> wrote: > > System that cpu support intel_pstate, acpi_cpufreq fail to > > load, and udev keep trying until trace get filled up and > > kernel crash. > > > > The root cause is driver return ret from cpufreq_register_driver > > and when some other driver take over before, it would return > > EBUSY, then udev will keep trying... > > > > cpufreq_register_driver should return EEXIST instead. > > then system could boot without appending intel_pstate=disable > > and still use intel_pstate. > > > > Signed-off-by: Yinghai Lu <yinghai@kernel.org> > > Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Applied, thanks!
-- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.
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