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b=DTjLMC621hUn/Ztl5qDfxHhBXSLZo3EXqZwM98+Ca6O3K0Mz2eR6WJDssEdG5oNwt nYvY3YlnE3xz+kSl36+d3UaEjqv4gz4ZxONiyWNmFzljzLX9h6kgWdGh0GpNkTO4wI d3mu6f+pQ2kC3nIQ/XcDOsdB7K0RD12s6DHeHZdxEDXXlZV1mjarguB93sRS0khyEV jrVzJQc6Ym7KBYYUpt20dL40CWAawxxanzBhRonB2KHLlUX1jg58fPalptkPQxhKX+ iYdw4QMeNVuukoIvy+PFI5nEV3Ia9UYr5GFE8z1H4ZSaM2qofMuo03WNLitvpgIAfw 8RSFH/HbgOeyQ== From: SJ Park To: Cc: SJ Park , Jonathan Corbet , Randy Dunlap , Shuah Khan , damon@lists.linux.dev, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH 26/27] Docs/admin-guide/mm/damon/usage: update for user_report report support Date: Sun, 15 Nov 2026 12:28:44 -0800 Message-ID: <20261115202849.99134-27-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20261115202849.99134-1-sj@kernel.org> References: <20261115202849.99134-1-sj@kernel.org> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_PASS, SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Rspamd-Server: rspam09 X-Stat-Signature: qyn4t5rpf5tfe6ddag139176eaqjaudp X-Rspamd-Queue-Id: ED89F40003 X-Rspam-User: X-HE-Tag: 1794774551-918159 X-HE-Meta: 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 ead3/Sz1 6F4UJeV5y31WUUJcEutLZgajAqrqLutF+Lx67UUkCjUXR0gWMieqq5Xos8h+bwaE2VAo2C9NFyikoEpdU8y9jn3q/G2TbVJ6pLRqkSMtZXx5Yd1tAzziaGm2O7eNsIE42Tx2OrVb74Cp50VNi4iyOz26aZdiqdPpWEbtr+jEy65GQ2pIdYkXSMyV0CiyyOx45osjtkb4ttyRN8i3okLW0725xXzFbTeAqUn9lAfkpebQGBDoPktdmc9ZxcH2fNM11nnmnn1oStjv2rx2I0xumCbvO5s0rKIiMPjpyuz54VDw7J5yC9CjGj1tyYQ== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Update DAMON usage document for the newly added user_report type data attribute report support. Signed-off-by: SJ Park --- Documentation/admin-guide/mm/damon/usage.rst | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/Documentation/admin-guide/mm/damon/usage.rst b/Documentation/admin-guide/mm/damon/usage.rst index ce4e9e4c13276..4024dd4e92979 100644 --- a/Documentation/admin-guide/mm/damon/usage.rst +++ b/Documentation/admin-guide/mm/damon/usage.rst @@ -117,7 +117,7 @@ comma (","). │ │ ... │ reports/ │ │ producers/nr_producers - │ │ │ 0/report_type,producer_state + │ │ │ 0/report_type,producer_state,addr_start,addr_end │ │ │ ... .. _sysfs_root: @@ -767,6 +767,15 @@ Users can write below keywords for the producer to the file. - ``on``: Enable the producer. - ``off``: Disable the producer. +- ``submit``: Generate and submit a new ``user_report`` type report, if + ``report_type`` is ``user_report``, and the producer is enabled. + +``addr_start`` and ``addr_end`` files are used only for ``user_report`` report +type. Those set the address range of memory to manually report . Users can +set the start and end address of the address range by writing the addresses to +the files. Note that it is open-end range (``[addr_start,addr_end)``) and +therefore the end address is exclusive. Reading the files shows the last +successfully written input. .. _tracepoint: -- 2.47.3