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b=C15s4GyrZLaZp5EvAou6ofPqODwYABlYCyBt7RTdsOQQC0sd0w/PZxIzr/5U0kkfa CCb0w9WozQRJq8WWT0N3v4TjSK8QyXd9D/wdJ5zapv9KQq+pI97NWzLTrNsDLTL088 PEffDgnNSHONall4Zr80yuiUPyBbry4o35NlxGU9KsHRG3QFnELMkx67NgVxIjXdQc W+fJQz4nEAN6P3QoWL0twr49PQFBS4aVlXWf8KiEPjk3ZQrm3Nv19jMxo/EoNgAGEd ktJWgf/mctm4hgGzVxBpDe2F2kw/W4du1VweTELOqRq0Lvo1Uui4Qcmq5VTsRxmbz6 rBdmkSLrN2cow== From: SJ Park To: Cc: SJ Park , Shuah Khan , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v1.1 4/6] selftests/damon/drgn_dump_damon_status: dump probes Date: Wed, 29 Jul 2026 21:39:41 -0700 Message-ID: <20260730043944.146030-5-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260730043944.146030-1-sj@kernel.org> References: <20260730043944.146030-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: C1983C0002 X-Stat-Signature: xfh4wmhxzbh4qsbzowamckxcuzdafw6n X-HE-Tag: 1785386397-254479 X-HE-Meta: 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 fFen+Ewn JGEP+si0ItK0XIJ9v59yyCUIfIGT47hqFKdzCvbxnjW5rZjkJfk/dfXIerWCzpVDetlFtyzL3FgUXDx6GLlrZ4x/dk4J9lfAhNvr/jLNod76SOBbrN08+CEQC7UmjcdbkFOQT26bISvuOll64iqJuIpO9RQHRIXrmKpJhLqptlZWUuc7jG9gH78LCHZUNP2Mbx22y9ROomFU2wQ9D4HBP891KM516BGh/ti8yWivOLUoVeLPZT0xnh/UD8vbS1CALiz+1Dshy1TR/pwf/mEWZzz2gWGuDZhbJ5+WFgE+fEqaY+R7Uz5QqyjKGLX7aHdIkBFmnpRNAp8JTrNBrSMXxIfKmPgmrSi7Zl0jz Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: 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. Signed-off-by: SJ Park --- .../selftests/damon/drgn_dump_damon_status.py | 32 +++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/tools/testing/selftests/damon/drgn_dump_damon_status.py b/tools/testing/selftests/damon/drgn_dump_damon_status.py index 09552e91bc782..4622046fd0118 100755 --- a/tools/testing/selftests/damon/drgn_dump_damon_status.py +++ b/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], -- 2.47.3