Re: "cpufreq: fix serialization issues with freq change notifiers" breaks cpufreq too

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thursday, September 12, 2013 11:06:14 AM Viresh Kumar wrote:
> On 12 September 2013 06:13, Rafael J. Wysocki
> <rafael.j.wysocki@xxxxxxxxx> wrote:
> > Yes, if you can point to a specific driver having this problem.
> 
> There are so many of those (I know it because I went through almost all drivers
> recently with my cleanup series): cpufreq-cpu0, omap-cpufreq,
> exynos-cpufreq, etc..
> 
> They all do this:
> 
> A. If new freq is more than old: Increase voltage
> B. Change freq
> C. If new freq is less than old: decrease voltage

Well, if there's more than one it's even simpler.  You can just pick one. :-)

Like, "for example, <driver name> does the following ... which may cause the
hardware to misbehave, because ...".

Thanks,
Rafael

--
To unsubscribe from this list: send the line "unsubscribe cpufreq" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Kernel Devel]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite Forum]     [Linux SCSI]

  Powered by Linux