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b=X3rU3NCLujv+rUY/N1F1HlANXOcMs774/erA6prJGwJ1zfysPI1f0g9nbt3IPyMjc J/uqB/DMeZ8pZPNJjwj6fEsu53i4GhFBuEV7iVvYqaVlVWCFeHNnx0BbaazdgF9JfE h88ogDbPp90id2S4klQpHGA8QUdhy/aA5cOOl1zPP5HyRQcbUBs/SowAgNo4dvPClR z67tmt5xdgeRi3SYMsf/8H7bi+wLLDKIfbjBfrWo2qPwMqcnGzEi2rZObTJfs4H0M4 ozqFRyZzYLWl2EaI4iV3NSfVmOYP326pIMpWrOdtGr6oaZ6/ThTXV++u7d3zfO227b C1XIK48dXmpsg== From: SJ Park To: Andrew Morton Cc: SJ Park , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH v1.1 02/17] mm/damon/paddr: support PGIDLE_UNSET probe filter type Date: Tue, 1 Sep 2026 06:24:49 -0700 Message-ID: <20260901132506.99243-3-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260901132506.99243-1-sj@kernel.org> References: <20260901132506.99243-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 40E08C000B X-Stat-Signature: jxyefa3uu3ptgfpiuab58db1xsg4wp8d X-Rspam-User: X-HE-Tag: 1788269116-313428 X-HE-Meta: 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 fXHMXGNU AC6lMmKJgHBtvSXFMa3unjX1laA+wNQ9DQPMTNkPpNKSSScLiB0zBRWJv/Sz3ZzmMYw7lM1u97UO4Oe/39X6Id5BAhS9SkP8Ro6zy4kKrcjzA2pZ2KD4ZlSJQUynp6j3XTHAvUJ4jcC87mhp8DPabGkD3wFBEib2PIcQGyebDMZG7TTlHHIXq1o/quGpMWNpDpQpzHfSi8IA0tI+FVYTaiN+N9CGQHWYF2Bg016FT/GB8ZScYmC8GjwedQkQ3GTR8ABPjuJsyF+kYbNMm0ALU/nGdEsESPEpaf1De3CIHYmUrsrk= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Implement support of DAMON_FILTER_TYPE_PGIDLE_UNSET in the physical address space DAMON operations set. It reuses damon_folio_young(), which was being used for access monitoring. Signed-off-by: SJ Park --- mm/damon/paddr.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/mm/damon/paddr.c b/mm/damon/paddr.c index 9ddd1ec8202b7..6f756f8493894 100644 --- a/mm/damon/paddr.c +++ b/mm/damon/paddr.c @@ -132,6 +132,12 @@ static bool damon_pa_filter_match(struct damon_filter *filter, matched = filter->memcg_id == mem_cgroup_id(memcg); rcu_read_unlock(); break; + case DAMON_FILTER_TYPE_PGIDLE_UNSET: + if (!folio) + matched = false; + else + matched = damon_folio_young(folio); + break; default: break; } -- 2.47.3