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Howlett" , Andrew Morton , David Hildenbrand , Jonathan Corbet , Lorenzo Stoakes , Michal Hocko , Mike Rapoport , Shuah Khan , Suren Baghdasaryan , Vlastimil Babka , damon@lists.linux.dev, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v1.2 01/11] Docs/mm/damon/design: update for DAMOS_QUOTA_NODE_ELIGIBLE_MEM_BP Date: Thu, 25 Jun 2026 07:23:46 -0700 Message-ID: <20260625142357.103500-2-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260625142357.103500-1-sj@kernel.org> References: <20260625142357.103500-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 12AF2160007 X-Stat-Signature: bpb6judgpfru5w4utguhxsxtcr1rhjhj X-HE-Tag: 1782397476-414974 X-HE-Meta: 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 yYaKzleW FIS9zsLu0E4fTuIY289Y6IcTfhSQRtx5y8CLoWJWdSYkSVi9BJTFaoDyOrWpp4MllQpYA3+ezAMB0qe7AQRupGR1I3rUNJXsIortY9jr2eqV3P6c7VXiRVSd4VGy8HHtL4AnDslt2NJUH4yfRNrc9C94J+mi0rk9rwfuiS2diznGFfXOQIufePlNfQk3ZEROqSiIpU5I+3VE3DEzg+CPGx+Gpjnloc9W8DcvVr9OU5Pt+7vYvLmm/IQChWo0FMDbL6Qhu2qGDK4AJUBi5gxX52psF5g1dNYL47xss Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Commit 9138e27a3bc3 ("mm/damon: add node_eligible_mem_bp goal metric") introduced DAMOS_QUOTA_NODE_ELIGIBLE_MEM_BP but forgot updating the DAMON design document for that. Update. Signed-off-by: SeongJae Park --- Documentation/mm/damon/design.rst | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst index 2da7ca0d3d17a..9dbace087a329 100644 --- a/Documentation/mm/damon/design.rst +++ b/Documentation/mm/damon/design.rst @@ -686,9 +686,11 @@ mechanism tries to make ``current_value`` of ``target_metric`` be same to (1/10,000). - ``inactive_mem_bp``: Inactive to active + inactive (LRU) memory size ratio in bp (1/10,000). +- ``node_eligible_mem_bp``: Scheme target access pattern-eligible memory ratio + of a node in bp (1/10,000). -``nid`` is optionally required for only ``node_mem_used_bp``, -``node_mem_free_bp``, ``node_memcg_used_bp`` and ``node_memcg_free_bp`` to +``nid`` is optionally required for ``node_mem_used_bp``, ``node_mem_free_bp``, +``node_memcg_used_bp`,` ``node_memcg_free_bp`` and ``node_eligible_mem_bp`` to point the specific NUMA node. ``path`` is optionally required for only ``node_memcg_used_bp`` and -- 2.47.3