* [to-be-updated] selftests-damon-drgn_dump_damon_status-dump-probes.patch removed from -mm tree
@ 2026-09-08 23:07 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2026-09-08 23:07 UTC (permalink / raw)
To: mm-commits, sj, akpm
The quilt patch titled
Subject: selftests/damon/drgn_dump_damon_status: dump probes
has been removed from the -mm tree. Its filename was
selftests-damon-drgn_dump_damon_status-dump-probes.patch
This patch was dropped because an updated version will be issued
------------------------------------------------------
From: SJ Park <sj@kernel.org>
Subject: selftests/damon/drgn_dump_damon_status: dump probes
Date: Wed, 2 Sep 2026 07:03:10 -0700
Extend drgn_dump_damon_status.py to dump damon_ctx->probes. It will be
used to see if in-kernel DAMON status are changed as the user sets the
probes via sysfs.
Link: https://lore.kernel.org/20260902140313.85983-5-sj@kernel.org
Signed-off-by: SJ Park <sj@kernel.org>
Cc: Brendan Higgins <brendan.higgins@linux.dev>
Cc: David Gow <davidgow@davidgow.net>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
tools/testing/selftests/damon/drgn_dump_damon_status.py | 32 ++++++++++
1 file changed, 32 insertions(+)
--- a/tools/testing/selftests/damon/drgn_dump_damon_status.py~selftests-damon-drgn_dump_damon_status-dump-probes
+++ a/tools/testing/selftests/damon/drgn_dump_damon_status.py
@@ -48,6 +48,37 @@ def attrs_to_dict(attrs):
['max_nr_regions', int],
])
+def filter_to_dict(damon_filter):
+ filter_type_keyword = {
+ 0: 'anon',
+ 1: 'memcg',
+ }
+ dict_ = {
+ 'type': filter_type_keyword[int(damon_filter.type)],
+ 'matching': bool(damon_filter.matching),
+ 'allow': bool(damon_filter.allow),
+ }
+ type_ = dict_['type']
+ if type_ == 'memcg':
+ dict_['memcg_id'] = int(damon_filter.memcg_id)
+ return dict_
+
+def filters_to_list(filters):
+ return [filter_to_dict(f)
+ for f in list_for_each_entry(
+ 'struct damon_filter', filters.address_of_(), 'list')]
+
+def probe_to_dict(probe):
+ return to_dict(probe, [
+ ['weight', int],
+ ['filters', filters_to_list],
+ ])
+
+def probes_to_list(probes):
+ return [probe_to_dict(p)
+ for p in list_for_each_entry(
+ 'struct damon_probe', probes.address_of_(), 'list')]
+
def addr_range_to_dict(addr_range):
return to_dict(addr_range, [
['start', int],
@@ -199,6 +230,7 @@ def damon_ctx_to_dict(ctx):
return to_dict(ctx, [
['ops', ops_to_dict],
['attrs', attrs_to_dict],
+ ['probes', probes_to_list],
['adaptive_targets', targets_to_list],
['schemes', schemes_to_list],
['pause', bool],
_
Patches currently in -mm which might be from sj@kernel.org are
mm-damon-vaddr-avoid-hw-driven-pte-updates-during-damon_hugetlb_mkold.patch
mm-damon-core-skip-applying-scheme-if-region-split-for-quota-fails.patch
mm-damon-paddr-respect-folio-end-for-damos_stat.patch
mm-damon-paddr-respect-folio-end-for-damos-actions-except-stat.patch
mm-damon-vaddr-respect-folio-end-for-damos_stat.patch
mm-damon-vaddr-respect-folio-end-for-damos_migrate_hotcold.patch
mm-damon-core-handle-extreme-memory-state-in-damon_get_node_mem_bp.patch
mm-damon-core-handle-extreme-memory-state-in-get_node_memcg_used_bp.patch
mm-damon-core-handle-extreme-memory-state-in-get_in_active_mem_bp.patch
mm-damon-core-introduce-damon_filter_type_pgidle_unset.patch
mm-damon-paddr-support-pgidle_unset-probe-filter-type.patch
mm-damon-sysfs-support-pgidle_unset-probe-filter-type.patch
docs-mm-damon-design-document-pgidle_unset-probe-filter-type.patch
mm-damon-core-introduce-damon_prep-struct.patch
mm-damon-core-commit-preps.patch
mm-damon-core-introduce-damon_operations-prep_probes.patch
mm-damon-paddr-support-damon_prep.patch
mm-damon-sysfs-implement-preps-directory.patch
mm-damon-sysfs-implement-preps-nr_preps-file.patch
mm-damon-sysfs-create-directories-for-nr_preps-writes.patch
mm-damon-sysfs-implement-prep_action-file.patch
mm-damon-sysfs-pass-preps-to-damon-core.patch
selftests-damon-sysfssh-test-probe-prep-sysfs-files.patch
docs-mm-damon-design-document-probe-preps.patch
docs-admin-guide-mm-damon-usage-document-probe-preps-sysfs-files.patch
docs-abi-damon-document-probe-prep-sysfs-files.patch
mm-damon-tests-core-kunit-test-committing-psi-goal-to-psi-goal.patch
mm-damon-core-handle-uninitialized-damos_quota_goal-last_psi_total.patch
mm-damon-core-copy-nid-for-eligible_mem_bp-damos-quota-goal-commit.patch
mm-damon-sysfs-set-next-refresh-jiffies-per-sysfs-context.patch
selftests-damon-sysfspy-extend-commit-assertion-function-for-probes.patch
selftests-damon-sysfspy-test-damon-probes.patch
mm-damon-core-use-damon_nr_samples_per_aggr-for-max-merge-threshold.patch
mm-damon-core-remove-debug-messages.patch
mm-damon-core-remove-debug-messages-fix.patch
mm-damon-vaddr-remove-a-debug-message.patch
mm-damon-core-validate-number-of-probes-in-valid_probe_params.patch
mm-damon-sysfs-remove-probes-number-validation.patch
mm-damon-tests-core-kunit-extend-set_regions-test-for-error-case.patch
mm-damon-tests-core-kunit-test-=0-size-damon_set_regions-inputs.patch
mm-damon-tests-core-kunit-test-overlapping-ranges-for-set_regions.patch
mm-damon-tests-core-kunit-test-damon_nr_samples_per_aggr.patch
selftests-damon-sysfssh-test-hugepage_mem_bp-quota-goal.patch
docs-mm-damon-maintainer-profile-update-ai-review-for-sashiko-replies.patch
docs-abi-damon-recommend-subsystem-doc-instead-of-admin-guide.patch
mm-damon-core-error-damos_commit_quota_goal-for-zero-target_value.patch
revert-mm-damon-lru_sort-error-out-for-10000-active_mem_bp.patch
revert-samples-damon-mtier-error-out-for-zero-quota-goal-target-values.patch
mm-damon-core-handle-null-ctx-parameter-in-damon_call.patch
mm-damon-core-set-ctx-call_controls_obsolete-in-damon_new_ctx.patch
mm-damon-reclaim-remove-unnecessary-damon_call-param-validation.patch
mm-damon-lru_sort-remove-unnecessary-damon_call-param-validation.patch
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2026-09-08 23:07 [to-be-updated] selftests-damon-drgn_dump_damon_status-dump-probes.patch removed from -mm tree Andrew Morton
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