Re: [PATCH 181/228] cpufreq: move freq change notifications tocpufreq core

[Russell King - ARM Linux]

On Fri, Sep 13, 2013 at 06:32:07PM +0530, Viresh Kumar wrote:
> +		read_lock_irqsave(&cpufreq_driver_lock, flags);
> +		notify = !(cpufreq_driver->flags & CPUFREQ_ASYNC_NOTIFICATION);
> +		read_unlock_irqrestore(&cpufreq_driver_lock, flags);

I don't think this needs to be read under a lock - if this bit changes
dynamically, then there's something very wrong.
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