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* + mm-damon-sysfs-schemes-set-probe-hits-as-pseudo-moving-sums.patch added to mm-new branch
@ 2026-07-05  2:05 Andrew Morton
  0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2026-07-05  2:05 UTC (permalink / raw)
  To: mm-commits, sj, akpm


The patch titled
     Subject: mm/damon/sysfs-schemes: set probe hits as pseudo moving sums
has been added to the -mm mm-new branch.  Its filename is
     mm-damon-sysfs-schemes-set-probe-hits-as-pseudo-moving-sums.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-damon-sysfs-schemes-set-probe-hits-as-pseudo-moving-sums.patch

This patch will later appear in the mm-new branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Note, mm-new is a provisional staging ground for work-in-progress
patches, and acceptance into mm-new is a notification for others take
notice and to finish up reviews.  Please do not hesitate to respond to
review feedback and post updated versions to replace or incrementally
fixup patches in mm-new.

The mm-new branch of mm.git is not included in linux-next

If a few days of testing in mm-new is successful, the patch will me moved
into mm.git's mm-unstable branch, which is included in linux-next

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------------------------------------------------------
From: SJ Park <sj@kernel.org>
Subject: mm/damon/sysfs-schemes: set probe hits as pseudo moving sums
Date: Fri, 3 Jul 2026 10:06:03 -0700

DAMON sysfs interface exposes damon_region->probe_hits via probe hit
files.  Because the counters are completed only at the end of the
aggregation interval, users can show incomplete values if they requested
the file content update (update_schemes_tried_regions command) in the
middle of an aggregation interval.  Set the value as the pseudo moving sum
value of the counter, similar to that for nr_accesses.

Link: https://lore.kernel.org/20260703170605.94472-4-sj@kernel.org
Signed-off-by: SJ Park <sj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/damon/sysfs-schemes.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/mm/damon/sysfs-schemes.c~mm-damon-sysfs-schemes-set-probe-hits-as-pseudo-moving-sums
+++ a/mm/damon/sysfs-schemes.c
@@ -110,7 +110,8 @@ static int damos_sysfs_probes_add_dirs(s
 		struct damos_sysfs_probe *sys_probe;
 		int err;
 
-		sys_probe = damos_sysfs_probe_alloc(region->probe_hits[i]);
+		sys_probe = damos_sysfs_probe_alloc(
+				damon_probe_hits_mvsum(i, region, ctx));
 		if (!sys_probe) {
 			damos_sysfs_probes_rm_dirs(probes);
 			return -ENOMEM;
_

Patches currently in -mm which might be from sj@kernel.org are

maintainers-s-seongjae-sj.patch
mm-damon-core-validate-ranges-in-damon_set_regions.patch
samples-damon-wsse-handle-damon_start-failure.patch
samples-damon-prcl-handle-damon_start-failure.patch
samples-damon-mtier-handle-damon_start-failure.patch
samples-damon-mtier-handle-damon_stop-failure.patch
samples-damon-wsse-stop-and-free-damon-ctx-when-damon_call-fails.patch
samples-damon-prcl-stop-and-free-damon-ctx-when-damon_call-fails.patch
mm-damon-sysfs-kobject_del-target-normal-context-and-kdamond-dirs.patch
mm-damon-sysfs-kobject_del-region-and-target-error-dirs.patch
mm-damon-sysfs-schemes-kobject_del-scheme-dirs.patch
mm-damon-sysfs-schemes-kobject_del-scheme-region-dirs.patch
mm-damon-sysfs-schemes-kobject_del-scheme-filter-dirs.patch
mm-damon-sysfs-schemes-kobject_del-scheme-quota-goal-dirs.patch
mm-damon-sysfs-schemes-kobject_del-scheme-action-destination-dirs.patch
mm-damon-sysfs-kobject_del-probe-dirs.patch
mm-damon-sysfs-kobject_del-probe-filter-dirs.patch
mm-damon-sysfs-kobject_del-probe-dirs-in-probes_addd_dir-error-path.patch
mm-damon-sysfs-schemes-kobject_del-region-for-populate_region-error.patch
docs-mm-damon-design-update-for-damos_quota_node_eligible_mem_bp.patch
docs-abi-damon-document-probe-files.patch
mm-damon-tests-core-kunit-test-damon_rand.patch
selftests-damon-sysfssh-test-multiple-probe-dirs-creation.patch
selftests-damon-sysfssh-test-coreops_filters-directories.patch
selftests-damon-sysfssh-test-dests-dir.patch
selftests-damon-sysfssh-test-all-files-in-quota-goal-dir.patch
mm-damon-core-reduce-range-setup-in-damon_commit_target_regions.patch
mm-damon-sysfs-split-probe-setup-function-out.patch
mm-damon-sysfs-split-out-filters-setup-function.patch
mm-damon-sysfs-fix-typos-in-probe_addrm_dirs-s-attr-probe.patch
mm-damon-core-introduce-damon_nr_accesses_mvsum.patch
mm-damon-tests-core-kunit-test-damon_mvsum.patch
mm-damon-core-always-update-last_nr_accesses-for-intervals-change.patch
mm-damon-core-handle-unreset-nr_accesses-in-damon_nr_accesses_mvsum.patch
mm-damon-core-use-damon_nr_accesses_mvsum-in-__damos_valid_target.patch
mm-damon-core-use-damon_nr_accesses_mvsum-for-damos-region-tracing.patch
mm-damon-sysfs-schemes-use-damon_nr_accesses_mvsum-for-damo-regions.patch
mm-damon-core-remove-damon_warn_fix_nr_accesses_corruption.patch
mm-damon-core-remove-damon_verify_reset_aggregated.patch
mm-damon-core-remove-damon_verify_merge_regions_of.patch
mm-damon-tests-core-kunit-remove-nr_accesses_bp-setup-and-tests.patch
selftests-damon-drgn_dump_damon_status-do-not-dump-nr_accesses_bp.patch
mm-damon-core-remove-nr_accesses_bp-setups-and-updates.patch
mm-damon-core-remove-attrs-param-from-damon_update_region_access_rate.patch
mm-damon-paddr-remove-attrs-param-from-__damon_pa_check_access.patch
mm-damon-vaddr-remove-attrs-param-from-__damon_va_check_access.patch
mm-damon-core-remove-damon_moving_sum-and-its-unit-test.patch
mm-damon-core-remove-damon_region-nr_accesses_bp.patch
mm-damon-add-damon_region-last_probe_hits.patch
mm-damon-core-introduce-damon_probe_hits_mvsum.patch
mm-damon-sysfs-schemes-set-probe-hits-as-pseudo-moving-sums.patch
mm-damon-core-disallow-overlapping-input-ranges-for-damon_set_regions.patch


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2026-07-05  2:05 + mm-damon-sysfs-schemes-set-probe-hits-as-pseudo-moving-sums.patch added to mm-new branch Andrew Morton

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