Re: [PATCH Resend] cpufreq: Set cpufreq_cpu_data to NULL before putting kobject

Viresh Kumar
2015-02-02T03:59:58Z

On 2 February 2015 at 09:26, ethan zhao <ethan.zhao@oracle.com> wrote:
> How to prevent the policy to be freed between
>
> cpufreq_cpu_get() and cpufreq_cpu_put() ?

kobject_get() increases the reference count of a policy and the policy
will only be freed when this is zero. And it will only be zero once all
cpufreq_cpu_get() are matched with corresponding cpufreq_cpu_put().

> You are maxing up the water with sand ?

:)