From nobody Wed Dec 24 01:33:43 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 798EF36B1B; Tue, 30 Jan 2024 01:36:00 +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=1706578560; cv=none; b=GNUeGW8ZGYQ468w90q2YdDVk0VHY01KbMwPz52D3ro2b+QoIF13dkPaqVUpnjkfQzrs0Yv4mljnJC5eavU/Z0VV7C0M4oUiNsTMDUBWHa8TbpEC6OuNRB6/KbUZhYTN3PimVpYyWsyILl0KuKIgr/gyXfKRsrl4WO2ESioP8MJo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706578560; c=relaxed/simple; bh=QwFDGVTfCJQhExDgwMfhXxVfZDEJjE7tnYoyx4MeyPs=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=cEy0B004EPCXvZmhUuLZintVuc9x2OFedxGkhHVYDzXsh031nBfxyM9nqGWvljEbbo7uBxX/+NhLLTbYQKqLAe5BzEWdyCcAp8rcjYQJghtEsJc9v+QmVtY0J7yQ3bTftHXB59maxOMi156fVmuEyT+x4yvN8IvFGkYslYDIHGs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jn2kAJ64; 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="jn2kAJ64" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 95812C433F1; Tue, 30 Jan 2024 01:35:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1706578560; bh=QwFDGVTfCJQhExDgwMfhXxVfZDEJjE7tnYoyx4MeyPs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jn2kAJ64jX3y9uusBNQba+8eCKSt8+re6HtxCuT5lrz8GaEdHb/UDdbWUpFsPzV/H qz9NZmQUntd0hZVO21XYjgv5CulXkKXa1O3jOq+SOTjHYkQPGs5Z7gf2GqIKPD+yKl iOD7bi+o09rntjgPn52bdOchOVvTPPkZReLtosLJjkRWtCucPbKLvg722vug2eMmzf l2sU6+rEU+zLPTVEp/xH672L+9wm4bi9gJTkNDgun/kFVGHKk7BgFj66SwQAO2DrT1 Oy9yNc01U5/dhyvG4zc1Imxbsn34vWm0UxdP8/0c60W1c2B9PYIfyCs5JFE7YVsAHp gv8DmsSs+ANKQ== From: SeongJae Park To: Andrew Morton Cc: SeongJae Park , Jonathan Corbet , damon@lists.linux.dev, linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 5/9] Docs/admin-guide/mm/damon/usage: document 'DEPRECATED' file of DAMON debugfs interface Date: Mon, 29 Jan 2024 17:35:44 -0800 Message-Id: <20240130013549.89538-6-sj@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240130013549.89538-1-sj@kernel.org> References: <20240130013549.89538-1-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" Document the newly added DAMON debugfs interface deprecation notice file on the usage document. Signed-off-by: SeongJae Park --- Documentation/admin-guide/mm/damon/usage.rst | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) diff --git a/Documentation/admin-guide/mm/damon/usage.rst b/Documentation/a= dmin-guide/mm/damon/usage.rst index f2feabb4bd35..5d3df18dfb9f 100644 --- a/Documentation/admin-guide/mm/damon/usage.rst +++ b/Documentation/admin-guide/mm/damon/usage.rst @@ -628,9 +628,16 @@ debugfs Interface (DEPRECATED!) move, please report your usecase to damon@lists.linux.dev and linux-mm@kvack.org. =20 -DAMON exports eight files, ``attrs``, ``target_ids``, ``init_regions``, -``schemes``, ``monitor_on``, ``kdamond_pid``, ``mk_contexts`` and -``rm_contexts`` under its debugfs directory, ``/damon/``. +DAMON exports nine files, ``DEPRECATED``, ``attrs``, ``target_ids``, +``init_regions``, ``schemes``, ``monitor_on``, ``kdamond_pid``, ``mk_conte= xts`` +and ``rm_contexts`` under its debugfs directory, ``/damon/``. + + +``DEPRECATED`` is a read-only file for the DAMON debugfs interface depreca= tion +notice. Reading it returns the deprecation notice, as below:: + + # cat DEPRECATED + DAMON debugfs interface is deprecated, so users should move to DAMON_S= YSFS. If you cannot, please report your usecase to damon@lists.linux.dev an= d linux-mm@kvack.org. =20 =20 Attributes --=20 2.39.2