linux-kernel - [PATCH 4/4] Docs/ABI/damon: update for refresh

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Message-Id: <20250717055448.56976-5-sj@kernel.org>
Date: Wed, 16 Jul 2025 22:54:48 -0700
From: SeongJae Park <sj@...nel.org>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: SeongJae Park <sj@...nel.org>,
	damon@...ts.linux.dev,
	kernel-team@...a.com,
	linux-kernel@...r.kernel.org,
	linux-mm@...ck.org
Subject: [PATCH 4/4] Docs/ABI/damon: update for refresh_ms

Document the new DAMON sysfs file, refresh_ms, on the ABI document.

Signed-off-by: SeongJae Park <sj@...nel.org>
---
 Documentation/ABI/testing/sysfs-kernel-mm-damon | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-kernel-mm-damon b/Documentation/ABI/testing/sysfs-kernel-mm-damon
index e98974dfac7a..6791d879759e 100644
--- a/Documentation/ABI/testing/sysfs-kernel-mm-damon
+++ b/Documentation/ABI/testing/sysfs-kernel-mm-damon
@@ -44,6 +44,13 @@ Contact:	SeongJae Park <sj@...nel.org>
 Description:	Reading this file returns the pid of the kdamond if it is
 		running.
 
+What:		/sys/kernel/mm/damon/admin/kdamonds/<K>/refresh_ms
+Date:		Jul 2025
+Contact:	SeongJae Park <sj@...nel.org>
+Description:	Writing a value to this file sets the time interval for
+		automatic DAMON status file contents update.  Writing '0'
+		disables the update.  Reading this file returns the value.
+
 What:		/sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/nr_contexts
 Date:		Mar 2022
 Contact:	SeongJae Park <sj@...nel.org>
-- 
2.39.5