Re: [PATCH v2] docs: kernel-parameters: add CPU_FREQ, CPU_IDLE build options

From
Rafael J. Wysocki (Intel) <rafael@kernel.org>
Date
2026-08-15 18:17:17
Also in
linux-pm, lkml
Reply to
Randy Dunlap, 2026-08-15
On Sat, Aug 15, 2026 at 7:29 PM Randy Dunlap [off-list ref] wrote:
CPU_FREQ and CPU_IDLE are used in descriptions of some kernel parameters
so add their descriptions to the build options list.

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Rafael J. Wysocki (Intel) <rafael@kernel.org>
quoted hunk ↗ jump to hunk
---
v2: wordsmithing by Rafael (thanks)

Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Shuah Khan <skhan@linuxfoundation.org>
Cc: <redacted>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Daniel Lezcano <daniel.lezcano@kernel.org>
Cc: <redacted>

 Documentation/admin-guide/kernel-parameters.txt |    2 ++
 1 file changed, 2 insertions(+)
--- linux-next-20260814.orig/Documentation/admin-guide/kernel-parameters.txt
+++ linux-next-20260814/Documentation/admin-guide/kernel-parameters.txt
@@ -8,6 +8,8 @@
        ARM64   ARM64 architecture is enabled.
        CLK     Common clock infrastructure is enabled.
        CMA     Contiguous Memory Area support is enabled.
+       CPU_FREQ CPU frequency scaling is enabled.
+       CPU_IDLE CPU idle time management is enabled.
        DRM     Direct Rendering Management support is enabled.
        DYNAMIC_DEBUG Build in debug messages and enable them at runtime
        EARLY   Parameter processed too early to be embedded in initrd.
Thread (3 messages) 3 messages, 3 authors, last reply 2026-08-24
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