Re: [PATCH v2 2/2] cpufreq: powernv: Ramp-down global pstate slower than local-pstate

From: Akshay Adiga
Date: Tue Apr 19 2016 - 05:55:56 EST


Hi Viresh,

On 04/18/2016 03:48 PM, Viresh Kumar wrote:
On 15-04-16, 11:58, Akshay Adiga wrote:
static int powernv_cpufreq_reboot_notifier(struct notifier_block *nb,
- unsigned long action, void *unused)
+ unsigned long action, void *unused)
Unrelated change.. better don't add such changes..

Posting out v3 with out this unrelated change.

{
int cpu;
struct cpufreq_policy cpu_policy;
@@ -603,15 +843,18 @@ static struct notifier_block powernv_cpufreq_opal_nb = {
static void powernv_cpufreq_stop_cpu(struct cpufreq_policy *policy)
{
struct powernv_smp_call_data freq_data;
-
+ struct global_pstate_info *gpstates = policy->driver_data;
You removed a blank line here and I feel the code looks better with
that.

freq_data.pstate_id = powernv_pstate_info.min;
+ freq_data.gpstate_id = powernv_pstate_info.min;
smp_call_function_single(policy->cpu, set_pstate, &freq_data, 1);
+ del_timer_sync(&gpstates->timer);
}
static struct cpufreq_driver powernv_cpufreq_driver = {
.name = "powernv-cpufreq",
.flags = CPUFREQ_CONST_LOOPS,
.init = powernv_cpufreq_cpu_init,
+ .exit = powernv_cpufreq_cpu_exit,
.verify = cpufreq_generic_frequency_table_verify,
.target_index = powernv_cpufreq_target_index,
.get = powernv_cpufreq_get,
None of the above comments are mandatory for you to fix..

Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>

Thanks for Ack :)