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From: SJ Park <sj@kernel.org>
Cc: SJ Park <sj@kernel.org>, Jonathan Corbet <corbet@lwn.net>,
	Randy Dunlap <rdunlap@infradead.org>,
	Shuah Khan <skhan@linuxfoundation.org>,
	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	[thread overview]
Message-ID: <20261115202849.99134-27-sj@kernel.org> (raw)
In-Reply-To: <20261115202849.99134-1-sj@kernel.org>

Update DAMON usage document for the newly added user_report type data
attribute report support.

Signed-off-by: SJ Park <sj@kernel.org>
---
 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

  parent reply	other threads:[~2026-11-15 20:29 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-11-15 20:28 [RFC PATCH 00/27] mm/damon: let users report their data attribute findings SJ Park
2026-11-15 20:28 ` [RFC PATCH 09/27] Docs/mm/damon/design: update for report system SJ Park
2026-11-15 20:28 ` [RFC PATCH 10/27] Docs/admin-guide/mm/damon/usage: update for report producer sysfs SJ Park
2026-11-15 20:28 ` [RFC PATCH 17/27] Docs/mm/damon/design: update for report_made probe filter type SJ Park
2026-11-15 20:28 ` [RFC PATCH 18/27] Docs/admin-guide/mm/damon/usage: update for REPORT_MADE probe filter SJ Park
2026-11-15 20:28 ` [RFC PATCH 25/27] Docs/mm/damon/design: update for user report support SJ Park
2026-11-15 20:28 ` SJ Park [this message]
2026-11-15 20:55 ` [RFC PATCH 00/27] mm/damon: let users report their data attribute findings SJ Park

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