From nobody Fri Dec 19 04:51:20 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 A06FC155757; Thu, 19 Dec 2024 04:03:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734581021; cv=none; b=DxsvEFsoOXQHl9HkwdqhqMFO9XShICuXPFjrU1Pef9k4R2ZQgsUlzbJhK5pGgSlS2nM/AxImIodYSQNouT3EStBMAU62m7vcQWtQimnEYURuBVfTNjZTrfgr0arvmao30rWMf+yT9HiFRNS/J3Gj4WPU9zM7pHWObAIeFPSIsYg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734581021; c=relaxed/simple; bh=jJiLMSjkfkiYNfqxKD0GDVmVQI/aoRtBVTgnj8eD1Q4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=EoKNzIs5If4RLc0NMDpfHcwiToLUuytGCpk3vUUechn1DwpSdCPzcMr8Wp2hlO5NzYPCKlcepLoOSWuwvxv2mKYmI2WrJCGkW09LmgHyvyhFpPqGhsBEOoPWVB8Qdq1y6jNsIG2lJBwN2qIk4jM60QE+HhsTyNex/AE+hr2YQ1M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=JDkuN2WL; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="JDkuN2WL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1D141C4CED6; Thu, 19 Dec 2024 04:03:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1734581021; bh=jJiLMSjkfkiYNfqxKD0GDVmVQI/aoRtBVTgnj8eD1Q4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JDkuN2WLlnPgAv//q0xBglbG9EYR/cthGZiW6EjWvwpjvDkvLFZ7FOr/ikOteFVGQ XDOOUzXbBvMQ7dShJAEdkCj7SAKSC+36QxfDZcPkvWQWvhFkvxJupX4yrgRw0r6GQj T73a31iyJ7UEjMOJOECkvHN6rqie35KwSCybo2DW0J7JnS/NzGdl/mHl9DlMLz5vFw C0a7AuuiR0DHE9LaykwVt/MDuB+V4KJ86y8lKd1uYjkvbTBoHF1GnnTfRaYC5B2rAW 53TuNslNJMDEBd7yFyOnzx6isEwGekyXbfiw1eFd3Qzw1RdHUhOqWAdkBc3ex3sJrK 72M4g0EN5xjeA== From: SeongJae Park To: Cc: kernel-team@meta.com, SeongJae Park , damon@lists.linux.dev, linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH 02/18] Docs/mm/damon/design: document DAMOS regions walking Date: Wed, 18 Dec 2024 20:03:11 -0800 Message-Id: <20241219040327.61902-3-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20241219040327.61902-1-sj@kernel.org> References: <20241219040327.61902-1-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: quoted-printable Content-Type: text/plain; charset="utf-8" DAMOS' regions walking feature is an important feature for efficiently retrieving monitoring results or DAMOS-internal behavior. Document it on the design document. Signed-off-by: SeongJae Park --- Documentation/mm/damon/design.rst | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/des= ign.rst index f9c50525bdbf..a577ae40e71c 100644 --- a/Documentation/mm/damon/design.rst +++ b/Documentation/mm/damon/design.rst @@ -540,6 +540,17 @@ To know how user-space can set the watermarks via :ref= :`DAMON sysfs interface documentation. =20 =20 +Regions Walking +~~~~~~~~~~~~~~~ + +DAMOS feature allowing users access each region that a DAMOS action has ju= st +applied. Using this feature, DAMON :ref:`API ` allows u= sers +access full properties of the regions including the access monitoring resu= lts. +:ref:`DAMON sysfs interface ` also allows users read the = data +via special :ref:`files `. + +.. _damon_design_api: + Application Programming Interface --------------------------------- =20 --=20 2.39.5