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 811FD389107; Mon, 27 Jul 2026 14:38:34 +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=1785163116; cv=none; b=TWpVs5V3sl5Tr43QS9PTtgy8Z9LUEQq+YsW2XT1J4TYlaBwBwf4D58ZQBvXZmjCKpKc4SfJOrkAKCWg0Xwa4wY1Xq/aV5H9eyUcRqXAlh0LsvseCguovDiQXMzCCyWxuCrwKWmBbW8wM8W/wiX90gbsuQGHC+rqgHZ1PCbjMcBw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785163116; c=relaxed/simple; bh=BoQmFAANRs5ejoJBSDr2ocPVWNj8V5kOrKo+q+5Og7I=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IvkWT0yuY3zOHtU60nLYGpAu0NHt6bSKDJVMtx8UoByGf8sXU2Z0h8S2oEHgCJLU7bBcDyxKXR+1C9QMtqO1sRJ4NedFtzDLq034OgSWFIZ4IIEmHhL7UZ2mZlArodxf0Ou/Zme9oeDd3vDND9B6abWzjmlgLH7l855V+4sT/RU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Nf+I80LA; 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="Nf+I80LA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 949831F00AC4; Mon, 27 Jul 2026 14:38:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785163114; bh=Qlh6y9Au18vR1Ou/T5ICe3OGlXl5Nc84fCTR2Y+rZXM=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=Nf+I80LAkKRd7P1QuxdT0ahWW1m3/tjIC5d3Lyv5qO6h7JRFrfG+e25ObO3z/tJGE qBeH5KnZXbBvcaLhWDcEw/gwbLljpG74anL+H3X2y5NglYg/6nw0oM7hCfy6DY/6ao hycb9VgwkzBpGswgxUfwZgvueAPdHtpvZFURSbTRbjmwRq84S0A9zh8fkBwFpWu0AR P2yuFiOqK6kQ8oeAyHc/7AyOIerKD7lt9iC9Ciwhr6tWSO+HrnTUun0ZuLF4BX9ops aiCbPaftTeQWTZSiuxZ+riD//La38XY6PfpLveEPmBa6gI0tyvEuj3EnqDlgEv9f59 j70NqIWsQJWSw== From: SJ Park To: Cc: SJ Park , "Liam R. Howlett" , Andrew Morton , David Hildenbrand , Jonathan Corbet , Lorenzo Stoakes , Michal Hocko , Mike Rapoport , 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 v2.1 04/17] Docs/mm/damon/design: document pgidle_unset probe filter type Date: Mon, 27 Jul 2026 07:38:13 -0700 Message-ID: <20260727143829.86236-5-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-doc@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 pgidle_unset probe filter type. Also use a list for the types, as it becomes not very easy to read the whole types in a simple sentence. Signed-off-by: SJ Park --- Documentation/mm/damon/design.rst | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst index a8c163475ef2b..c4830bd09498d 100644 --- a/Documentation/mm/damon/design.rst +++ b/Documentation/mm/damon/design.rst @@ -293,8 +293,12 @@ registration is made by specifying a probe per attribute. Each of the probe specifies a rule to determine if a given memory region has the related attribute. The rule is constructed with multiple filters. The filters work same to :ref:`DAMOS filters ` except the supported -filter types. Currently only ``anon`` and ``memcg`` filter types are supported -for data attributes monitoring. +filter types. Currently below filter types are supported. + +- ``anon``: Same to that for DAMOS filters. +- ``memcg``: Same to that for DAMOS filters. +- ``pgidle_unset``: Matches if the page for the memory is marked as not + access-idle. 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