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[195.250.132.146]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47787e2bcf9sm163601805e9.3.2025.11.14.10.21.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Nov 2025 10:21:50 -0800 (PST) From: =?UTF-8?q?Michal=20Koutn=C3=BD?= To: cgroups@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Natalie Vock , Maarten Lankhorst , =?UTF-8?q?Michal=20Koutn=C3=BD?= , Tejun Heo , Johannes Weiner , Jonathan Corbet Subject: [PATCH v2 3/3] docs: cgroup: No special handling of unpopulated memcgs Date: Fri, 14 Nov 2025 19:21:27 +0100 Message-ID: <20251114182130.1549832-4-mkoutny@suse.com> X-Mailer: git-send-email 2.51.1 In-Reply-To: <20251114182130.1549832-1-mkoutny@suse.com> References: <20251114182130.1549832-1-mkoutny@suse.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The current kernel doesn't handle unpopulated cgroups any special regarding reclaim protection. Furthermore, this wasn't a case even when this was introduced in bf8d5d52ffe89 ("memcg: introduce memory.min") Drop the incorrect documentation. (Implementation taking into account the inner-node constraint may be added later.) Signed-off-by: Michal Koutn=C3=BD --- Documentation/admin-guide/cgroup-v2.rst | 3 --- 1 file changed, 3 deletions(-) diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-= guide/cgroup-v2.rst index e0a659474fa47..4c072e85acdfe 100644 --- a/Documentation/admin-guide/cgroup-v2.rst +++ b/Documentation/admin-guide/cgroup-v2.rst @@ -1327,9 +1327,6 @@ PAGE_SIZE multiple when read back. Putting more memory than generally available under this protection is discouraged and may lead to constant OOMs. =20 - If a memory cgroup is not populated with processes, - its memory.min is ignored. - memory.low A read-write single value file which exists on non-root cgroups. The default is "0". --=20 2.51.1