lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Wed, 15 May 2019 12:51:57 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     Quentin Perret <quentin.perret@....com>,
        Viresh Kumar <viresh.kumar@...aro.org>
Cc:     edubezval@...il.com, rui.zhang@...el.com, javi.merino@...nel.org,
        amit.kachhap@...il.com, rjw@...ysocki.net, will.deacon@....com,
        catalin.marinas@....com, dietmar.eggemann@....com,
        ionela.voinescu@....com, mka@...omium.org,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v4 2/3] PM / EM: Expose perf domain struct

On 15/05/2019 12:46, Quentin Perret wrote:
> On Wednesday 15 May 2019 at 11:40:44 (+0100), Quentin Perret wrote:

[ ... ]

>> +#ifdef CONFIG_THERMAL_GOV_POWER_ALLOCATOR
>>         if (capacitance) {
>>                 ret = update_freq_table(cpufreq_cdev, capacitance);
>>                 if (ret) {
>>                         cdev = ERR_PTR(ret);
>>                         goto remove_ida;
>>                 }
>> -
>> -               cooling_ops = &cpufreq_power_cooling_ops;
>> -       } else {
>> -               cooling_ops = &cpufreq_cooling_ops;
>>         }
>> +#endif
>> +       cooling_ops = &cpufreq_cooling_ops;
> 
> Argh, that is actually broken with !capacitance and
> THERMAL_GOV_POWER_ALLOCATOR=y ... Perhaps it's best to keep the two
> thermal_cooling_device_ops struct separated in the end.

Or alternatively you can keep one structure but instead of filling the
state2power,power2state and getrequestedpower fields in the declaration,
you fill them in the if (capacitance) block, no?




-- 
 <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs

Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog

Powered by blists - more mailing lists