linux-kernel - Re: [Patch v2 1/2] cpufreq: tegra194: save CPU data to avoid repeated SMP calls

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: <b61b16e6-962c-67ef-f761-d355bbeb16d3@nvidia.com>
Date:   Sat, 2 Sep 2023 01:21:13 +0530
From:   Sumit Gupta <sumitg@...dia.com>
To:     Jon Hunter <jonathanh@...dia.com>, <rafael@...nel.org>,
        <viresh.kumar@...aro.org>, <linux-pm@...r.kernel.org>,
        <linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     <treding@...dia.com>, <bbasu@...dia.com>, <amiettinen@...dia.com>,
        "Sumit Gupta" <sumitg@...dia.com>
Subject: Re: [Patch v2 1/2] cpufreq: tegra194: save CPU data to avoid repeated
 SMP calls



On 01/09/23 23:28, Jon Hunter wrote:
> 
> 
> On 01/09/2023 17:41, Sumit Gupta wrote:
>> Currently, we make SMP call on every frequency set request to get the
>> physical 'CPU ID' and 'CLUSTER ID' for the target CPU. This change
>> optimizes the repeated calls by storing the physical IDs and the per
>> core frequency register offset for all CPUs during boot. Later this
>> info is used directly when required to set the frequency or read it
>> from ACTMON counters.
>>
>> Signed-off-by: Sumit Gupta <sumitg@...dia.com>
>> ---
> 
> You should list the changes you made in V2 under the above '---' so it 
> is clear to the reviewers what has changed. I believe in this case you 
> simply change the subject but please clarify.
> 
> Jon
> 

Yes, only changed the subject. There is no other change.
Sorry, forgot to mention.

Thank you,
Sumit Gupta