Messages in this thread | | | Date | Mon, 24 Oct 2011 11:24:51 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: [RFC] [PATCH -rt 5/5] cpufreq: get rid of get_online_cpus()/put_online_cpus() |
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On Mon, 24 Oct 2011, Yong Zhang wrote:
> On Wed, Oct 19, 2011 at 11:12:20AM +0200, Thomas Gleixner wrote: > > On Sun, 16 Oct 2011, Yong Zhang wrote: > > > > > Fix below false positive (seems this is not a real deadlock scenario) > > > lockdep warning: > > > > This looks like you caused it with patch 1. > > Hmmm, yup. > CPU_DOWN_PREPARE will be under cpu_hotplug.lock. > > > Both need a bit more > > thought, but thanks for catching that. > > No sure whether it's big issue or not. > Mind showing more about your concern?
This is probably not the only place which will run into that issue and I have not much interest to patch all those sites.
Thanks,
tglx
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