[PATCH] Documentation: core-api/cpu_hotplug: Remove stale cpu0_hotplug docs

From: Chao Gao

Date: Thu May 07 2026 - 09:53:36 EST


Commit e59e74dc48a3 ("x86/topology: Remove CPU0 hotplug option")
removed the 'cpu0_hotplug' option, but its documentation remained in
cpu_hotplug.rst. Remove the stale entry.

Reported-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Signed-off-by: Chao Gao <chao.gao@xxxxxxxxx>
---
Documentation/core-api/cpu_hotplug.rst | 5 -----
1 file changed, 5 deletions(-)

diff --git a/Documentation/core-api/cpu_hotplug.rst b/Documentation/core-api/cpu_hotplug.rst
index 9b4afca9fd09..6de26d1c6a9a 100644
--- a/Documentation/core-api/cpu_hotplug.rst
+++ b/Documentation/core-api/cpu_hotplug.rst
@@ -45,11 +45,6 @@ Command Line Switches

This option is limited to the X86 and S390 architecture.

-``cpu0_hotplug``
- Allow to shutdown CPU0.
-
- This option is limited to the X86 architecture.
-
CPU maps
========

--
2.52.0