[RFC PATCH v5.2 07/11] Docs/ABI/damon: document fail_charge_{num,denom}

SeongJae Park
2026-04-12T16:20:20Z

Update DAMON ABI document for the DAMOS action failed regions quota
charge ratio control sysfs files.

Signed-off-by: SeongJae Park <sj@kernel.org>
---
Documentation/ABI/testing/sysfs-kernel-mm-damon | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-kernel-mm-damon b/Documentation/ABI/testing/sysfs-kernel-mm-damon
index 7059f540940f0..971c22e34e722 100644
--- a/Documentation/ABI/testing/sysfs-kernel-mm-damon
+++ b/Documentation/ABI/testing/sysfs-kernel-mm-damon
@@ -329,6 +329,18 @@ Contact: SeongJae Park <sj@kernel.org>
Description: Writing to and reading from this file sets and gets the
goal-based effective quota auto-tuning algorithm to use.

+What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes//quotas/fail_charge_num
+Date: Mar 2026
+Contact: SeongJae Park <sj@kernel.org>
+Description: Writing to and reading from this file sets and gets the
+ action-failed memory quota charging ratio numerator.
+
+What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes//quotas/fail_charge_denom
+Date: Mar 2026
+Contact: SeongJae Park <sj@kernel.org>
+Description: Writing to and reading from this file sets and gets the
+ action-failed memory quota charging ratio denominator.
+
What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes//quotas/weights/sz_permil
Date: Mar 2022
Contact: SeongJae Park <sj@kernel.org>
--
2.47.3