linux-kernel - Re: [PATCH 08/31] cpufreq: tegra20: Migrate to dev_pm_opp_set

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 linux-hardening linux-cve-announce 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]

Message-ID: <20220624053821.e6emke6gortqn72a@vireshk-i7>
Date:   Fri, 24 Jun 2022 11:08:21 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Jonathan Hunter <jonathanh@...dia.com>,
        Dmitry Osipenko <dmitry.osipenko@...labora.com>
Cc:     "Rafael J. Wysocki" <rafael@...nel.org>,
        Thierry Reding <thierry.reding@...il.com>,
        linux-pm@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Rafael Wysocki <rjw@...ysocki.net>,
        Stephen Boyd <sboyd@...nel.org>, Nishanth Menon <nm@...com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 08/31] cpufreq: tegra20: Migrate to
 dev_pm_opp_set_config()

On 29-05-22, 19:59, Dmitry Osipenko wrote:
> With that fixed, now there is another error:
> 
> [    1.761945] cpu cpu0: _of_add_opp_table_v2: no supported OPPs
> [    1.761960] cpu cpu0: OPP table can't be empty
> 
> I see this on Tegra30, but not on Tegra20. Apparently OPP table
> refcounting is broken on Tegra30 by this patchset. To make it clear,
> there are no error without these OPP patches applied. I may take a
> closer look if will be needed, just ping me.

Hi Jon,

Dmitry reported this on Tegra30 earlier, do you also see such a
failure ? Would be helpful to get this fixed as well, if it still
exists.

-- 
viresh