From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B158F330D43 for ; Wed, 7 Oct 2026 00:52:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791334381; cv=none; b=KLNfzHHTGdE+dAB9900s5b+sdYhcUzjjslzB4llR/yiVsCuPwwWT1ZiN2Jndz6YdqCKCZGbxroZ93O2PLgEE4kmQwqGxV/ElW2773+C5l8VCHpa7XoeUAWkzGzh2M9WKesupc+BtxuQH2utGIyvGtwkqN/mp4SN0Xqzqy/iXf/8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791334381; c=relaxed/simple; bh=Km1HDOR7U+BmAlPrM8MTFEaDol/QWlElzdCwQPcCKBE=; h=Date:To:From:Subject:Message-Id; b=GD4JE4V1JyWdIm6GIZTESNU7C1Fj2PaYG+M5t/TsmaW4C6GY851gwXlmG4iLt3vHILOs6118g0S0ZuXrajmJnL6Sv4DgLkWE4MzWjkOsqkshqjC4oB9a3YCGYVeCYd6oF4qVzHVMAGodRUh1QTZoVtbKQF2N30kjvrJjOOIKV8s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=e91cW/IX; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="e91cW/IX" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 45F3D1F0089D; Wed, 7 Oct 2026 00:52:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1791334378; bh=OntrddIg9lF6cfUjiy9slcCZfFC9IfiK6w4rgayDUeY=; h=Date:To:From:Subject; b=e91cW/IXCCb90Ftt7imyXR2gFE+MOCvSHmXEcKXFC3Fkh/ScbI1POdUUtNY6yshv1 00QlQXkz9RXD7sTsyldVAdPoI53KiOyyFE8lIOFRjSWZ+KQDvl0I4yI5uVEv/Tac5/ +fw8x67RSRp7BUsfM+rpFavAggXdp2lwWs0Wicao= Date: Tue, 06 Oct 2026 17:52:57 -0700 To: mm-commits@vger.kernel.org,shuah@kernel.org,davidgow@davidgow.net,brendan.higgins@linux.dev,sj@kernel.org,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] selftests-damon-_damon_sysfs-implement-damonprobes.patch removed from -mm tree Message-Id: <20261007005258.45F3D1F0089D@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: selftests/damon/_damon_sysfs: implement DamonProbes has been removed from the -mm tree. Its filename was selftests-damon-_damon_sysfs-implement-damonprobes.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: SJ Park Subject: selftests/damon/_damon_sysfs: implement DamonProbes Date: Wed, 2 Sep 2026 07:03:09 -0700 Extend _damon_sysfs.py to support staging and committing DAMON probes. It will be used for setting DAMON probes via sysfs changes for testing purposes. Link: https://lore.kernel.org/20260902140313.85983-4-sj@kernel.org Signed-off-by: SJ Park Signed-off-by: Andrew Morton Cc: Brendan Higgins Cc: David Gow Cc: Shuah Khan --- tools/testing/selftests/damon/_damon_sysfs.py | 125 +++++++++++++++- 1 file changed, 124 insertions(+), 1 deletion(-) --- a/tools/testing/selftests/damon/_damon_sysfs.py~selftests-damon-_damon_sysfs-implement-damonprobes +++ a/tools/testing/selftests/damon/_damon_sysfs.py @@ -570,6 +570,117 @@ class IntervalsGoal: return err return None +class DamonFilter: + type_ = None + matching = None + allow = None + filters = None + path = None + idx = None + + def __init__(self, type_='anon', matching=False, allow=False, path=None): + self.type_ = type_ + self.matching = matching + self.allow = allow + self.path = path + + def sysfs_dir(self): + return os.path.join(self.filters.sysfs_dir(), '%d' % self.idx) + + def stage(self): + err = write_file(os.path.join(self.sysfs_dir(), 'type'), self.type_) + if err is not None: + return err + err = write_file(os.path.join(self.sysfs_dir(), 'matching'), + 'Y' if self.matching else 'N') + if err is not None: + return err + err = write_file(os.path.join(self.sysfs_dir(), 'allow'), + 'Y' if self.allow else 'N') + if err is not None: + return err + if self.type_ == 'memcg': + err = write_file(os.path.join(self.sysfs_dir(), 'path'), self.path) + if err is not None: + return err + return None + +class DamonFilters: + filters = None + probe = None + + def __init__(self, filters=None): + if filters is None: + filters = [] + self.filters = filters + for idx, filter in enumerate(self.filters): + filter.filters = self + filter.idx = idx + + def sysfs_dir(self): + return os.path.join(self.probe.sysfs_dir(), 'filters') + + def stage(self): + err = write_file( + os.path.join(self.sysfs_dir(), 'nr_filters'), + len(self.filters)) + if err is not None: + return err + for filter in self.filters: + err = filter.stage() + if err is not None: + return err + return None + +class DamonProbe: + weight = None + filters = None + probes = None + idx = None + + def __init__(self, weight=0, filters=None): + self.weight = weight + if filters is None: + filters = DamonFilters() + self.filters = filters + self.filters.probe = self + + def sysfs_dir(self): + return os.path.join(self.probes.sysfs_dir(), '%d' % self.idx) + + def stage(self): + err = write_file( + os.path.join(self.sysfs_dir(), 'weight'), '%d' % self.weight) + if err is not None: + return err + return self.filters.stage() + +class DamonProbes: + probes = None + attrs = None + + def __init__(self, probes=None): + if probes is None: + probes = [] + self.probes = probes + for idx, probe in enumerate(self.probes): + probe.probes = self + probe.idx = idx + + def sysfs_dir(self): + return os.path.join(self.attrs.sysfs_dir(), 'probes') + + def stage(self): + err = write_file(os.path.join(self.sysfs_dir(), 'nr_probes'), + len(self.probes)) + if err is not None: + return err + for probe in self.probes: + err = probe.stage() + if err is not None: + return err + return None + class DamonAttrs: sample_us = None aggr_us = None @@ -577,11 +688,12 @@ class DamonAttrs: update_us = None min_nr_regions = None max_nr_regions = None + probes = None context = None def __init__(self, sample_us=5000, aggr_us=100000, intervals_goal=None, update_us=1000000, min_nr_regions=10, - max_nr_regions=1000): + max_nr_regions=1000, probes=None): self.sample_us = sample_us self.aggr_us = aggr_us if intervals_goal is None: @@ -591,6 +703,10 @@ class DamonAttrs: self.update_us = update_us self.min_nr_regions = min_nr_regions self.max_nr_regions = max_nr_regions + if probes is None: + probes = DamonProbes() + self.probes = probes + self.probes.attrs = self def interval_sysfs_dir(self): return os.path.join(self.context.sysfs_dir(), 'monitoring_attrs', @@ -600,6 +716,9 @@ class DamonAttrs: return os.path.join(self.context.sysfs_dir(), 'monitoring_attrs', 'nr_regions') + def sysfs_dir(self): + return os.path.join(self.context.sysfs_dir(), 'monitoring_attrs') + def stage(self): err = write_file(os.path.join(self.interval_sysfs_dir(), 'sample_us'), self.sample_us) @@ -629,6 +748,10 @@ class DamonAttrs: if err is not None: return err + err = self.probes.stage() + if err is not None: + return err + class DamonCtx: ops = None monitoring_attrs = None _ Patches currently in -mm which might be from sj@kernel.org are 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 mm-damon-vaddr-support-prep_probes.patch mm-damon-paddr-move-probe-filter-handling-to-ops-common.patch mm-damon-vaddr-support-apply_probe.patch mm-damon-vaddr-extend-apply_probes-for-hugetlb.patch mm-damon-vaddr-support-pgidle_unset-probe-filter-type.patch mm-damon-api-introduce-damon_filter_type_pgidle_set.patch mm-damon-paddr-support-damon_filter_type_pgidle_set.patch mm-damon-vaddr-support-damon_filter_type_pgidle_set.patch mm-damon-sysfs-support-damon_filter_type_pgidle_set.patch docs-mm-damon-design-update-for-pgidle_set-probe-filter.patch mm-damon-api-introduce-damos_filter_type_probe_hits_wsum.patch mm-damon-api-introduce-damos_filter_type_probe_hits_wsum-fix.patch mm-damon-core-extend-probe_hits_wsum-for-moving-sum-based-calculation.patch mm-damon-core-support-probe_hits_wsum-damos-core-filter.patch mm-damon-sysfs-schemes-rename-sysfs_filter-sz_range-to-range_minmax.patch mm-damon-sysfs-schemes-support-probe_hits_wsum-damos-core-filter.patch docs-mm-damon-design-update-for-probe_hits_wsum-damos-core-filter.patch docs-admin-guide-mm-damon-usage-update-for-probe_hits_wsum-damos-filter.patch mm-damon-sysfs-schemes-read-sysfs_filter-addr_range-only-once.patch mm-damon-sysfs-schemes-read-sysfs_filter-sz_range-only-once.patch mm-damon-core-return-an-error-from-damos_commit_filter_arg.patch mm-damon-core-disallow-max-min-damos-filter-range-arguments-commit.patch mm-damon-sysfs-schemes-drop-centralized-filter-range-arg-validations.patch mm-damon-sysfs-schemes-use-switch-case-in-add_scheme_filters.patch mm-damon-core-kunit-extend-damos_commit_filter_for-for-wrong-input.patch mm-damon-core-kunit-test-invalid-damos-filter-commits.patch mm-damon-api-introduce-damon_filter_type_hugepage_size.patch mm-damon-core-commit-hugepage_size-type-damon-filter.patch mm-damon-ops-common-support-hugepage_size-damon-filter-matching.patch mm-damon-sysfs-add-minmax-files-under-probe-filter-directory.patch mm-damon-sysfs-support-hugepage_size-probe-filter.patch docs-mm-damon-design-update-for-hugepage_size-probe-filter.patch docs-admin-guide-mm-damon-usage-update-for-hugepage_size.patch docs-abi-damon-update-for-hugepage_size-probe-filter.patch mm-damon-api-remove-nr_damos_filter_types.patch mm-damon-core-use-abs_diff-in-damon_feed_loop_next_input.patch mm-damon-core-use-mult_frac-in-damon_feed_loop_next_input.patch mm-damon-core-set-damon_ctx-walk_control_obsolete-in-damon_new_ctx.patch mm-damon-core-document-damon_call-damon_start-race-hang-issue.patch mm-damon-paddr-remove-pa-parameter-from-damon_pa_filter_pass.patch mm-damon-tests-core-kunit-test-eligible_mem_bp-commitment.patch mm-damon-tests-core-kunit-add-probe_hits_wsum-damos-filter-commit-test.patch selftests-damon-sysfs_memcg_path_leak-fail-only-for-real-damon-leak.patch docs-mm-damon-design-clarify-bp-is-basis-point.patch mm-damon-core-introduce-damos_quota_goal-complement.patch mm-damon-core-add-complement-argument-to-damos_new_quota_goal.patch mm-damon-sysfs-schemes-support-quota-goal-complement-flag.patch mm-damon-tests-core-kunit-test-quota_goal-complement-commit.patch selftests-damon-sysfssh-test-quota-goal-complement-flag-file.patch docs-mm-damon-design-document-damos-quota-goal-complement-flag.patch docs-admin-guide-mm-damon-usage-update-for-quota-goal-complement-file.patch docs-abi-damon-update-for-quota-goal-metric-complement-sysfs-file.patch