linux-kernel - [PATCH v2 1/3] cgroup, docs: be specific about bandwidth control of rt processes

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Message-Id: <20250520-rt-and-cpu-controller-doc-v2-1-70a2b6a1b703@sony.com>
Date: Tue, 20 May 2025 23:07:45 +0900
From: Shashank Balaji via B4 Relay <devnull+shashank.mahadasyam.sony.com@...nel.org>
To: Tejun Heo <tj@...nel.org>, Johannes Weiner <hannes@...xchg.org>, 
 Michal Koutný <mkoutny@...e.com>, 
 Jonathan Corbet <corbet@....net>
Cc: cgroups@...r.kernel.org, linux-doc@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Shinya Takumi <shinya.takumi@...y.com>, 
 Shashank Balaji <shashank.mahadasyam@...y.com>
Subject: [PATCH v2 1/3] cgroup, docs: be specific about bandwidth control
 of rt processes

From: Shashank Balaji <shashank.mahadasyam@...y.com>

Signed-off-by: Shashank Balaji <shashank.mahadasyam@...y.com>
---
 Documentation/admin-guide/cgroup-v2.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst
index 1a16ce68a4d7f6f8c9070be89c4975dbfa79077e..3b3685736fe9b12e96a273248dfb4a8c62a4b698 100644
--- a/Documentation/admin-guide/cgroup-v2.rst
+++ b/Documentation/admin-guide/cgroup-v2.rst
@@ -1076,7 +1076,7 @@ cpufreq governor about the minimum desired frequency which should always be
 provided by a CPU, as well as the maximum desired frequency, which should not
 be exceeded by a CPU.
 
-WARNING: cgroup2 cpu controller doesn't yet fully support the control of
+WARNING: cgroup2 cpu controller doesn't yet support the (bandwidth) control of
 realtime processes. For a kernel built with the CONFIG_RT_GROUP_SCHED option
 enabled for group scheduling of realtime processes, the cpu controller can only
 be enabled when all RT processes are in the root cgroup. Be aware that system

-- 
2.43.0