Re: [PATCH v4 1/2] cpufreq: Convert the cpufreq_driver_lock to a rwlock
From: Viresh Kumar
Date: Fri Feb 22 2013 - 22:58:09 EST
On 22 February 2013 21:54, Nathan Zimmer <nzimmer@xxxxxxx> wrote:
> This eliminates the contention I am seeing in __cpufreq_cpu_get.
> It also nicely stages the lock to be replaced by the rcu.
> Cc: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
> Cc: "Rafael J. Wysocki" <rjw@xxxxxxx>
> Signed-off-by: Nathan Zimmer <nzimmer@xxxxxxx>
Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
@Rafael: I am too bored of seeing this patch again and again :)
Can we get this applied alone for now?
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