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b=VQEAORAvP4AsILpEleQnoxqKrsi6DUC2+7vLAcIYswnyM2L5NdIouXEFNUKb2e6Sq HIZLWYietZawQkVFcLiYcJvWhfuLzCIWmrnkgFCxWUxeflirqu8d//zy13SxGaHL4b 2XIkbvWwG7JywD3vYWhJW5gzcZgrhQaqk8JPra8D1WYWKl1tEkwrpDVQLcCP1U+Nve 6NsKU0dm6rHoSG01IlX0uj4HtxvbMYfZSCGoAntUQsmRMgQdUWp7RkjHusf6k9rtyJ V87Np9ggUsWoswSyWDFxpkLxRu6NjVa9C5hcOA/udGF+NRspB0jeoSFZaaHIKEcByZ Y54lc7kekLprQ== From: SeongJae Park To: Cc: SeongJae Park , Bijan Tabatabai , damon@lists.linux.dev, kernel-team@meta.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v2 5/6] Docs/ABI/damon: document schemes dests directory Date: Tue, 1 Jul 2025 22:15:57 -0700 Message-Id: <20250702051558.54138-6-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250702051558.54138-1-sj@kernel.org> References: <20250702051558.54138-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 0F3DB40002 X-Stat-Signature: z78u95ij1u39mkmazimjhjn48ukxta8d X-HE-Tag: 1751433372-786104 X-HE-Meta: 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 LvmJ59oB EMKyBEuGitFs4yjattqnek5tvCPD9krrF0yCC1bBOAYIwagjSWQvhEjcLhm/fC9Cys0ZpSlnijS4Z1RymjTlsg8V978/i6T57Itsa85493hCHE0yLeYNL9ZMNJBNtqGX5cIs58Lrm+i8pSX1msHK60Jt8IjIo69ekBL/CM0P2dWOXFag4QYd1wqFVAwjC4LEAiUu0xEHmdjKkTWxm+hCGA1CgZDnM79bu0yd+byuQHDFlOuVYiGTui/+uDhye/fkd1Wr50qltps9crbw= 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: Document the new DAMOS action destinations sysfs directories on ABI doc. Signed-off-by: SeongJae Park --- .../ABI/testing/sysfs-kernel-mm-damon | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/Documentation/ABI/testing/sysfs-kernel-mm-damon b/Documentation/ABI/testing/sysfs-kernel-mm-damon index 5697ab154c1f..e98974dfac7a 100644 --- a/Documentation/ABI/testing/sysfs-kernel-mm-damon +++ b/Documentation/ABI/testing/sysfs-kernel-mm-damon @@ -431,6 +431,28 @@ Description: Directory for DAMON operations set layer-handled DAMOS filters. /sys/kernel/mm/damon/admin/kdamonds//contexts//schemes//filters directory. +What: /sys/kernel/mm/damon/admin/kdamonds//contexts//schemes//dests/nr_dests +Date: Jul 2025 +Contact: SeongJae Park +Description: Writing a number 'N' to this file creates the number of + directories for setting action destinations of the scheme named + '0' to 'N-1' under the dests/ directory. + +What: /sys/kernel/mm/damon/admin/kdamonds//contexts//schemes//dests//id +Date: Jul 2025 +Contact: SeongJae Park +Description: Writing to and reading from this file sets and gets the id of + the DAMOS action destination. For DAMOS_MIGRATE_{HOT,COLD} + actions, the destination node's node id can be written and + read. + +What: /sys/kernel/mm/damon/admin/kdamonds//contexts//schemes//dests//weight +Date: Jul 2025 +Contact: SeongJae Park +Description: Writing to and reading from this file sets and gets the weight + of the DAMOS action destination to select as the destination of + each action among the destinations. + What: /sys/kernel/mm/damon/admin/kdamonds//contexts//schemes//stats/nr_tried Date: Mar 2022 Contact: SeongJae Park -- 2.39.5