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 DB73C403AFD; Mon, 14 Sep 2026 14:45:00 +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=1789397104; cv=none; b=WGRILJISON/YvZnmW955eqS61pRIop9hhzCYZNXMUzvC52CKsO+HZWjMthS39H2PsHreVYjTugltFZsgrd02c/kNuA9xY0afewrCcLydZzYBnf0HJZZ0IB+vBsd0WxBSW0AfJLz+ZzI2In2M+XNJP02Pk/Ss+CC+F5e7UXLm29E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789397104; c=relaxed/simple; bh=6622FqAoJyylnw82hdIzdoflo9b7IhzEAZqdmcHMO9w=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=D2VKPFXA7JPm/Otg1Y9sPXrs94MRVN22Cbd8+gqbKRp6LeUh2BtlBMKKYo+z4LfXdNaUPebslVlJdVgYTve7BDnKpdNG6dfoEpxKvbrwjW/Yr2yamRwHcqk8o6PBU1Fosk+aXq5+Yw/SbjdAsGmlEu07dpwMPmDb1IyaSnjEq0U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=AZ4BIdI5; 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="AZ4BIdI5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1BB6F1F0089A; Mon, 14 Sep 2026 14:44:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789397098; bh=KlTkThYMNDC2bLrO2MA1hCJuFVsV7BXLwZ+Px5RpEUU=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=AZ4BIdI5O3hJqwLDTzpdnlXAJJ8z5jmnuGpDAmnV9v9bxOPtFQHcFG9lgURso2RHk BIg+MpMzQ/TAsnLTVbVxSL5Cmxt/NaebNIucLcvwN4X/3CufGd4o/mNCkCk9zpzReL mTkDPQE32ASU1w/wPwv7mC9dEbsC7uY/l8Gabedtm4AnkBnWdCWYvWehOZl8ZmOzD0 Fz/jEc/joTy88BjTUpf8K5ImN4g4uDXyBJCxvNrqlN4PEXz2CflftdTBqDSk71cC9+ nBBOB0pOpis86iohGXrxEkxXhx5jCYtswugXw/Za3//v45QzwZ08MZEK6gxVfP9Tif CpwngOKfFPeGg== From: SJ Park To: Cc: SJ Park , "Liam R. Howlett" , Andrew Morton , David Hildenbrand , Jonathan Corbet , Lorenzo Stoakes , Michal Hocko , Mike Rapoport , Randy Dunlap , Shuah Khan , Suren Baghdasaryan , Vlastimil Babka , damon@lists.linux.dev, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v2 6/8] Docs/mm/damon/design: update for hugepage_size probe filter Date: Mon, 14 Sep 2026 07:44:43 -0700 Message-ID: <20260914144448.93732-7-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260914144448.93732-1-sj@kernel.org> References: <20260914144448.93732-1-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 Update DAMON design document for the newly added hugepage_size data attribute probe filter type. Signed-off-by: SJ Park --- Documentation/mm/damon/design.rst | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst index 707170bcd1b33..0a86792f90a18 100644 --- a/Documentation/mm/damon/design.rst +++ b/Documentation/mm/damon/design.rst @@ -300,6 +300,8 @@ filter types. Currently below filter types are supported. - ``pgidle_unset``: Matches if the page for the memory is marked as not access-idle. - ``pgidle_set``: Matches if the page for the memory is marked as access-idle. +- ``hugepage_size``: Matches if the page for the memory is a part of a hugepage + of a given size range. If such probes are registered, DAMON executes the probes for each region's sampling memory when it does the access :ref:`sampling -- 2.47.3