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b=jczOAY43TV82GPM9joO0KlMbFEhEwzVbxDedWo2jpIngc2YnKXqKV1N6fEST14jda 1bo+HY689g3cdashcwO2Xe6gl7qP7NtVUQO56OTH0bGsu9sRWT8j4mci50+2dQkC+7 w92S5G8oVmp58iIf+2qzkAFUuyjZpdKkBxKuiYAZWkzYWYc6u5+UmdUpUSCpdw/1c5 92UiWOIF+ooND9mn71yZ53zCNmfhnEDdjbSVs/+g10r7ixrV4qX/Tu3QG8UQZHU8z0 9A6sOziWW696qrxTub1RTsKQVS8c/EPAL/C2KU5Xd7GdYJ6ACrhH5VIqZp9EploMhR /qaRa1MyNfMyA== From: SJ Park To: Andrew Morton Cc: SJ Park , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 3/8] mm/damon/ops-common: support hugepage_size damon filter matching Date: Tue, 15 Sep 2026 07:33:52 -0700 Message-ID: <20260915143359.91472-4-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260915143359.91472-1-sj@kernel.org> References: <20260915143359.91472-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Stat-Signature: ndzc5rkr5b9wnjdtkm1o5ojehapbr7hm X-Rspamd-Queue-Id: 437F91C0004 X-Rspamd-Server: rspam07 X-HE-Tag: 1789482849-816361 X-HE-Meta: U2FsdGVkX19fotqQMfPCaRYChBnLRSkVtuPjYE6rQi1GJexKA2wSv6l/f3MTe5kDZRExdWU5ugyFYqAeNjRwer9LbNT6Pa40y58Qxa2XvjCc8PQ48/lt/QlzOpZ/wguScSgWm97CW60/fY+ZiWXFh5riQ3mqxeeJjoQjFh19zj8qNPCHKfSJhPUY3tfLqdGLkWkKQoY90k47vFmXvFeUbxResONcATWggK3jip8CnRNpQgtgXgMfKm7k84xhZVAoC+BCxLtMvRPTvQf7hAi+Y3Qmj+pPOBEicKg5FhRm3WTD3kHm2eGqciVfHpo6f77xVSvUw/1e6ECUnoriMQeCN4R/QUa2+ywidpmMrhdd15hcfSkfUigYI4/s6Ppi3aCuH9epSHUjVmm/TFtRiBb/W00Jjg22Lv9lpP11cQMpo7u1aOcPmApc1xsNtfiv/korv1l0w8f2i20LfV1/6FRdBiCF1WKh0jeUDaB/vtI45ooczjxkqtqod4HrP65KLpcdqmZOBoH1OPcmdD1kCzYtUhYDmh4IfBh9SD41nxRl0Ag+hODZ6/lTE5bE67Uj5b1/xTq1YjxvLO4ma0fmIVitSSVxYepavoSC8kQ/rraqIAQqeemmNaM7jTTftvIK7yTXHZw5XGcNQs6E2BPOt1rvii2xiguezJzL1QhJq8SU82nTt8kD1JHeXdwmg7MRIo2HSV+2yfETWK/QmghDQ5QGJ+RvlKcyXfJ6pRiaefBDEyBVMqldn/XkoeF4W5zCcH+fX+Z/PXHMmivcArOnK0+6qQJg1kufvH9jI+NmL0eh5wB8L4gjKsmWeuquPvzd14i/88ii6YF6B76OgAcA6n5OSpEaIJfzhaeSadCI5VemEraNhuF5dfDTiaHIYj+Z6wCcA2KYCsIZfn05W/GJgS/R+pmA9nxSVl+hwb97OfdH3aNDn/IEbKccDce7BA5GQ2psTsc7BCgX7UippBsiQs6 mMmZWk5W 3HUomsYJ3w6n8mvN9bI9max67vMZXvoSJUDRHNg9w1IUHC3cvOHP38WfUMNrvL4kzT5hya7EqGBOVAF9qzWX0r9Iq9gI9a6Nhe7e22IJpzeJovGMun0zi+YA7XdNZN8O5/ZjEHwXfZ6Pm5AfwZ6ZErWv2Wc4zXe81Epeil2wq3rV9BIB/knzrMYcv+76/ESPJfJOwXI/ImOhpLFqHLnjuH6mpxDF9FcTMpiO+5EqkL3WQLYfg0QJ6mJLTZsDVjoxYhj9HWnF/JrUAhTWpDba9Ruh7WkvxQ+dwA1Fll7VyDPG97pVce1+MXKUW/yG8NWzzjHQ3G+boN8EJs5ZyJpB9wR43L1sgr4FaVDhz1kMzoFy6fxE8dh5lTfwFrQ== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Update ops-common data attribute filter matching logic to support hugepage_size filter type. Signed-off-by: SJ Park --- mm/damon/ops-common.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/mm/damon/ops-common.c b/mm/damon/ops-common.c index c36cc39cd2c70..77366f42b3e5b 100644 --- a/mm/damon/ops-common.c +++ b/mm/damon/ops-common.c @@ -536,6 +536,7 @@ bool damon_ops_filter_match(struct damon_filter *filter, struct folio *folio) { bool matched = false; struct mem_cgroup *memcg; + size_t folio_sz; switch (filter->type) { case DAMON_FILTER_TYPE_ANON: @@ -558,6 +559,15 @@ bool damon_ops_filter_match(struct damon_filter *filter, struct folio *folio) matched = filter->memcg_id == mem_cgroup_id(memcg); rcu_read_unlock(); break; + case DAMON_FILTER_TYPE_HUGEPAGE_SIZE: + if (!folio) { + matched = false; + break; + } + folio_sz = folio_size(folio); + matched = filter->range_min <= folio_sz && + folio_sz <= filter->range_max; + break; default: break; } -- 2.47.3