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 390E33876C9; Mon, 27 Jul 2026 14:38:33 +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=1785163114; cv=none; b=EJhPCpGEd9XihXYZRaL+ZtSo2owpoDVJx2PIg7Ws34yqBhwojU94QiDsV2M9Km+AOKhlozirrtlCS+vnPvcE5HKBSOMK1i259LKq5r3DUbMu63xcLai5PjvDad0LkDYP1EcxMdAaYmO8pBYAHtBG9F0Uy+FAu/Jtvu92gsAogI0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785163114; c=relaxed/simple; bh=jpq/IlpRlDFv3aOnFkdxRMPdHVCj+SY7//xXwyTTJK4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=RwsmeDVBc0KAn9c0nKVlpS423imLu+vZg0Xfafr6y8NX6phHlBxKjnsawPfTosMA3oA1tlB6Tmqdc+301tHTOCO5wdnp/kP7nasvpizzTNvBR3EbhCkpjenVr1BhIrV5PkHIGazrna5opnmMINMyNJDS+29eZ8QEdAqj7F4a0Ps= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=PvnecD8j; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="PvnecD8j" Received: by smtp.kernel.org (Postfix) with ESMTPSA id ED10A1F00A3D; Mon, 27 Jul 2026 14:38:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785163113; bh=g9G+NjVl63rSPH9VnWm2f5oghlS13iCb5rZjc3IcuDc=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=PvnecD8jMTPG5fONQAI6m6r/a5uh8hfPwMCRQ0JpapBOJOQU8SLD7qYcx1FqqCQjo HwsSTc4AYGmO0I8IQxL2z84PH8O0U0iyi4cQXxo+39d5ksIiejdNSyWFtN9tplCAbi h/8tYiwgy+s3t2a2ijzbSZmtxR1FdS/hEjBasVXkQ1Fsg96q5+6HSYQY6w7h0KkACp RLCXz/acniIZ0jobh894cS/qlXhkesq5cm1CWFV01EMAPT1ObYZ+baL3etEIaT3dpH OqF6SPYN23SXVfkdYUGORUjiOR+C3UxZx1Q+esSKCS3hQPDZkgr75BMZSz/xWMR/Ej 9USRBVfXO5MVg== From: SJ Park To: Cc: SJ Park , Andrew Morton , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v2.1 02/17] mm/damon/paddr: support PGIDLE_UNSET probe filter type Date: Mon, 27 Jul 2026 07:38:11 -0700 Message-ID: <20260727143829.86236-3-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260727143829.86236-1-sj@kernel.org> References: <20260727143829.86236-1-sj@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 5c6c3a597fd0b..5b307dcbb2a50 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