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Tue, 18 Mar 2025 00:58:57 -0700 (PDT) From: Hao Jia To: hannes@cmpxchg.org, akpm@linux-foundation.org, tj@kernel.org, corbet@lwn.net, mhocko@kernel.org, roman.gushchin@linux.dev, shakeel.butt@linux.dev, muchun.song@linux.dev, mkoutny@suse.com Cc: cgroups@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Hao Jia Subject: [PATCH 2/2] cgroup: docs: Add pswpin and pswpout items in cgroup v2 doc Date: Tue, 18 Mar 2025 15:58:33 +0800 Message-Id: <20250318075833.90615-3-jiahao.kernel@gmail.com> X-Mailer: git-send-email 2.39.2 (Apple Git-143) In-Reply-To: <20250318075833.90615-1-jiahao.kernel@gmail.com> References: <20250318075833.90615-1-jiahao.kernel@gmail.com> MIME-Version: 1.0 X-Rspam-User: X-Rspamd-Queue-Id: CFA25100006 X-Stat-Signature: dph5pgzrzffnw4nf6snbagpuk4ga14nd X-Rspamd-Server: rspam06 X-HE-Tag: 1742284738-662994 X-HE-Meta: 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 voGgg33/ foZNSlofoulaq5dlk0EcTp3e105Ay6fKU3/gG+Ld9f7TQ3yC14nGe577FgShENVCp8AtLXukuwfzRoSxvVGB3ucOD12CwYx/MmKTGr5w03Ic6tJ+kjd+QhWhtx3XN98fb7bTJphmt78TtzxMrDfhboFlH5QOSN/f8ooZkulD/6qbitiZTW4lDk6SyvBLgfCJeX8pyi9Y8u6D9LmJZ84zd+4SscdT2libi67n5l5Hnj6ycrAfTMtXiBQ3qLL8K3gZIEvZRF/oomJB7BjgMQlm6Bbbn0eisQo8MdZY5HNp9/q9tTkS8nKpJbdxJH0Daa0/cr7vdiT0fBd91HQfjB8PHGXGUpq+l6VaBksd+1h4CqnfjxRt0HzRFsPI3qTEWWRkAP42SrltjQD3M9t9Pj5bS+3bLnXT1uyoHCqkBzhYVm/TSmAizqzEMq4VvdtPgCnf6NIZj X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: Hao Jia The commit 15ff4d409e1a ("mm/memcontrol: add per-memcg pgpgin/pswpin counter") introduced the pswpin and pswpout items in the memory.stat of cgroup v2. Therefore, update them accordingly in the cgroup-v2 documentation. Signed-off-by: Hao Jia Acked-by: Tejun Heo Acked-by: Johannes Weiner --- Documentation/admin-guide/cgroup-v2.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst index d6692607f80a..c0ae7a76005a 100644 --- a/Documentation/admin-guide/cgroup-v2.rst +++ b/Documentation/admin-guide/cgroup-v2.rst @@ -1555,6 +1555,12 @@ The following nested keys are defined. workingset_nodereclaim Number of times a shadow node has been reclaimed + pswpin (npn) + Number of pages swapped into memory + + pswpout (npn) + Number of pages swapped out of memory + pgscan (npn) Amount of scanned pages (in an inactive LRU list)