From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 45FE128BAA2 for ; Tue, 22 Jul 2025 03:11:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753153902; cv=none; b=Mk0JBXefs3thOWLuD9/9HM8LWIcPxr8Zn0V6u6oDIzCEPq59ZxuN5i+3tMLDVj4qpX4dbuC0pR1DCnLGT8VOfznukD6PK9oTHSwOEmQKoVnQjgkN0ZQDOOpNOivk7hcXoYpi/Xmi3+fzoi6gB/s/wCFxGTC0hyZN/fBofD22qZA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753153902; c=relaxed/simple; bh=z0adlg8jEQ/aaMTxGlb5MTYfWjHPRnUPYeeF+hQNDLk=; h=Date:To:From:Subject:Message-Id; b=H462AQbRZtZ5A69lxWCyULXfgMDQVYqATimCNpX7utiDnqdqpz4RL/V393YK10g5mhi6fZeAvBIX4Yz+bZGMAUs2i6ITPiNLR95SN+jB7e+nDBsCY87cWJ60GSJIj6LrVTFSMC0aDrLdztH8QCRHsKaAaEcqGtBKBousstbeSOE= 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=XoV5w1Ib; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="XoV5w1Ib" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B7D60C4CEED; Tue, 22 Jul 2025 03:11:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1753153901; bh=z0adlg8jEQ/aaMTxGlb5MTYfWjHPRnUPYeeF+hQNDLk=; h=Date:To:From:Subject:From; b=XoV5w1Ibdj+QP2PP9oyDB7lRcan4Nxz7mgcyH6Mw4kkBvnkmD4Nbrfk9iVnH6dDmV TwpO/hCi0Q8wHIqjV3sJFwx7Vs5EY59j4qHqmJGGKcfgZOyZ9ZvDGLIlCkJJt86nSW C1PvQsAsAzLl+nKbSF5JH5rxL/S9W9WZS4b19UKw= Date: Mon, 21 Jul 2025 20:11:41 -0700 To: mm-commits@vger.kernel.org,shuah@kernel.org,sj@kernel.org,akpm@linux-foundation.org From: Andrew Morton Subject: + selftests-damon-drgn_dump_damon_status-dump-damos-filters.patch added to mm-new branch Message-Id: <20250722031141.B7D60C4CEED@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: selftests/damon/drgn_dump_damon_status: dump DAMOS filters has been added to the -mm mm-new branch. Its filename is selftests-damon-drgn_dump_damon_status-dump-damos-filters.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/selftests-damon-drgn_dump_damon_status-dump-damos-filters.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. Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: SeongJae Park Subject: selftests/damon/drgn_dump_damon_status: dump DAMOS filters Date: Sun, 20 Jul 2025 10:16:41 -0700 drgn_dump_damon_status.py is a script for dumping DAMON internal status in json format. It is being used for seeing if DAMON parameters that are set using _damon_sysfs.py are actually passed to DAMON in the kernel space. It is, however, not dumping full DAMON internal status, and it makes increasing test coverage difficult. Add damos filters dumping for more tests. Link: https://lkml.kernel.org/r/20250720171652.92309-12-sj@kernel.org Signed-off-by: SeongJae Park Cc: Shuah Khan Signed-off-by: Andrew Morton --- tools/testing/selftests/damon/drgn_dump_damon_status.py | 43 +++++++++- 1 file changed, 42 insertions(+), 1 deletion(-) --- a/tools/testing/selftests/damon/drgn_dump_damon_status.py~selftests-damon-drgn_dump_damon_status-dump-damos-filters +++ a/tools/testing/selftests/damon/drgn_dump_damon_status.py @@ -135,8 +135,37 @@ def damos_migrate_dests_to_dict(dests): 'nr_dests': nr_dests, } +def damos_filter_to_dict(damos_filter): + filter_type_keyword = { + 0: 'anon', + 1: 'active', + 2: 'memcg', + 3: 'young', + 4: 'hugepage_size', + 5: 'unmapped', + 6: 'addr', + 7: 'target' + } + dict_ = { + 'type': filter_type_keyword[int(damos_filter.type)], + 'matching': bool(damos_filter.matching), + 'allow': bool(damos_filter.allow), + } + type_ = dict_['type'] + if type_ == 'memcg': + dict_['memcg_id'] = int(damos_filter.memcg_id) + elif type_ == 'addr': + dict_['addr_range'] = [int(damos_filter.addr_range.start), + int(damos_filter.addr_range.end)] + elif type_ == 'target': + dict_['target_idx'] = int(damos_filter.target_idx) + elif type_ == 'hugeapge_size': + dict_['sz_range'] = [int(damos_filter.sz_range.min), + int(damos_filter.sz_range.max)] + return dict_ + def scheme_to_dict(scheme): - return to_dict(scheme, [ + dict_ = to_dict(scheme, [ ['pattern', damos_access_pattern_to_dict], ['action', int], ['apply_interval_us', int], @@ -145,6 +174,18 @@ def scheme_to_dict(scheme): ['target_nid', int], ['migrate_dests', damos_migrate_dests_to_dict], ]) + filters = [] + for f in list_for_each_entry( + 'struct damos_filter', scheme.filters.address_of_(), 'list'): + filters.append(damos_filter_to_dict(f)) + dict_['filters'] = filters + ops_filters = [] + for f in list_for_each_entry( + 'struct damos_filter', scheme.ops_filters.address_of_(), 'list'): + ops_filters.append(damos_filter_to_dict(f)) + dict_['ops_filters'] = ops_filters + + return dict_ def schemes_to_list(schemes): return [scheme_to_dict(s) _ Patches currently in -mm which might be from sj@kernel.org are mm-damon-core-commit-damos_quota_goal-nid.patch mm-damon-sysfs-implement-refresh_ms-file-under-kdamond-directory.patch mm-damon-sysfs-implement-refresh_ms-file-internal-work.patch docs-admin-guide-mm-damon-usage-document-refresh_ms-file.patch docs-abi-damon-update-for-refresh_ms.patch mm-damon-ops-common-ignore-migration-request-to-invalid-nodes.patch selftests-damon-_damon_sysfs-support-damos-watermarks-setup.patch selftests-damon-_damon_sysfs-support-damos-filters-setup.patch selftests-damon-_damon_sysfs-support-monitoring-intervals-goal-setup.patch selftests-damon-_damon_sysfs-support-damos-quota-weights-setup.patch selftests-damon-_damon_sysfs-support-damos-quota-goal-nid-setup.patch selftests-damon-_damon_sysfs-support-damos-action-dests-setup.patch selftests-damon-_damon_sysfs-support-damos-target_nid-setup.patch selftests-damon-_damon_sysfs-use-232-1-as-max-nr_accesses-and-age.patch selftests-damon-drgn_dump_damon_status-dump-damos-migrate_dests.patch selftests-damon-drgn_dump_damon_status-dump-ctx-opsid.patch selftests-damon-drgn_dump_damon_status-dump-damos-filters.patch selftests-damon-sysfspy-generalize-damos-watermarks-commit-assertion.patch selftests-damon-sysfspy-generalize-damosquota-commit-assertion.patch selftests-damon-sysfspy-test-quota-goal-commitment.patch selftests-damon-sysfspy-test-damos-destinations-commitment.patch selftests-damon-sysfspy-generalize-damos-access-pattern-commit-assertion.patch selftests-damon-sysfspy-test-damos-filters-commitment.patch selftests-damon-sysfspy-generalize-damos-schemes-commit-assertion.patch selftests-damon-sysfspy-generalize-monitoring-attributes-commit-assertion.patch selftests-damon-sysfspy-generalize-damon-context-commit-assertion.patch selftests-damon-sysfspy-test-non-default-parameters-runtime-commit.patch selftests-damon-sysfspy-test-runtime-reduction-of-damon-parameters.patch