| 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
| ||
|
Message-Id: <20250527-userspace-governor-doc-v2-2-0e22c69920f2@sony.com> Date: Tue, 27 May 2025 21:59:10 +0900 From: Shashank Balaji <shashank.mahadasyam@...y.com> To: "Rafael J. Wysocki" <rafael@...nel.org>, Viresh Kumar <viresh.kumar@...aro.org>, Jonathan Corbet <corbet@....net> Cc: linux-pm@...r.kernel.org, linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org, Shinya Takumi <shinya.takumi@...y.com>, 20250522-userspace-governor-doc-v1-1-c8a038e39084@...y.com, Shashank Balaji <shashank.mahadasyam@...y.com> Subject: [PATCH v2 2/2] cpufreq, docs: userspace: mention variation in freq due to hw coordination Signed-off-by: Shashank Balaji <shashank.mahadasyam@...y.com> --- Documentation/admin-guide/pm/cpufreq.rst | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/Documentation/admin-guide/pm/cpufreq.rst b/Documentation/admin-guide/pm/cpufreq.rst index 3950583f2b1549b27f568632547e22e9ef8bc167..30799f734ca5568002d790c1db0ced7454bbbc8d 100644 --- a/Documentation/admin-guide/pm/cpufreq.rst +++ b/Documentation/admin-guide/pm/cpufreq.rst @@ -398,7 +398,9 @@ policy limits change after that. This governor does not do anything by itself. Instead, it allows user space to set the CPU frequency for the policy it is attached to by writing to the -``scaling_setspeed`` attribute of that policy. +``scaling_setspeed`` attribute of that policy. Though the intention may be to +set an exact frequency for the policy, the actual frequency may vary depending +on hardware coordination, thermal and power limits, and other factors. ``schedutil`` ------------- -- 2.43.0
Powered by blists - more mailing lists