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authorPhil Auld <pauld@redhat.com>2025-01-14 14:05:25 -0500
committerJonathan Corbet <corbet@lwn.net>2025-01-16 11:18:04 -0700
commite129fdc599093457648eccf981d672fade55a9c8 (patch)
tree0e85972c2a741112ba5c617aeb588c25f956b9b6
parentb6cdff984c3f820e8eb6b5ec083832253034581a (diff)
Documentation/sysctl: Add timer_migration to kernel.rst
There is no mention of timer_migration in the docs. Add a short description. Signed-off-by: Phil Auld <pauld@redhat.com> Cc: Jonathan Corbet <corbet@lwn.net> Cc: linux-doc@vger.kernel.org Signed-off-by: Jonathan Corbet <corbet@lwn.net> Link: https://lore.kernel.org/r/20250114190525.169022-1-pauld@redhat.com
-rw-r--r--Documentation/admin-guide/sysctl/kernel.rst7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/admin-guide/sysctl/kernel.rst b/Documentation/admin-guide/sysctl/kernel.rst
index b2b36d0c3094..a43b78b4b646 100644
--- a/Documentation/admin-guide/sysctl/kernel.rst
+++ b/Documentation/admin-guide/sysctl/kernel.rst
@@ -1544,6 +1544,13 @@ constant ``FUTEX_TID_MASK`` (0x3fffffff).
If a value outside of this range is written to ``threads-max`` an
``EINVAL`` error occurs.
+timer_migration
+===============
+
+When set to a non-zero value, attempt to migrate timers away from idle cpus to
+allow them to remain in low power states longer.
+
+Default is set (1).
traceoff_on_warning
===================