From mboxrd@z Thu Jan 1 00:00:00 1970 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 3A69C23FC41; Tue, 14 Apr 2026 04:50:13 +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=1776142213; cv=none; b=O1T1igdclu/3bbtYUQqCnFYvv/ZH8IM6fXoFgE1sFq2cUQYRKBCj0150aBeTuG7G+DJWYX2aygM+kfTRNze84ZwpPfsjsaEg3ryUs7KElSpvMllLACZpVUD3IsdnRd68WdRTx9kXf66jhIDiMCMeJcrJmyLthTz3DkHFapQvmW0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776142213; c=relaxed/simple; bh=5iCWCEKDDPqCsu8fPNYfYCrKYrkHznMpVFlO5/hTiEM=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=gSQeW5GL4HEk6HZMiPrsIN6F5GFDkVhOwmnEmIKIv5wpABexYMFV9dMKjriI4Ss3pLxGB16oVhJRyquNazxiYwgTtbpyEe6egor5fuO/iituuN6AJA69jWUK+NP1/JZ1li+2544qsRQp9UPnIQumWjem5Eo/uCCwG9XrdIoTexE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ig2EsDVr; 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="ig2EsDVr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6DEF5C19425; Tue, 14 Apr 2026 04:50:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776142213; bh=5iCWCEKDDPqCsu8fPNYfYCrKYrkHznMpVFlO5/hTiEM=; h=From:To:Cc:Subject:Date:From; b=ig2EsDVrV8+izTRy5sFOD53mkrEuyIkC8qHm83mIPXjSfpIzzy8jKzPPxbsQsYCAD CZtZkQMHgW2nHHW/G7Bq1HvWQ7gbrLdTc3cEbOB8VLqo1dAxOfLet2EFFaP9S539WM DQjIBHwAl8EhKQ6sXwKluZzovn8V6CXaY1xgNhkUgKSrT2zLdOhzCvYm1KyQRjngOC FTWOsm/S4FtXx9wjItiZVbRGLHzciK6It931s/BuyhBi20ec92xzKfPYd5A06wKyH5 s+cucEE5zQP51jJibAa9mtUNUZyL/LsXWnU3BxhgeQ49nPytIVAxikoNwwAlQLGBNp ROh6jkeuTjKFQ== From: SeongJae Park To: Cc: SeongJae 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 0/2] mm/damon/stat: add kdamond_pid parameter Date: Mon, 13 Apr 2026 21:49:58 -0700 Message-ID: <20260414045002.88110-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit DAMON_STAT doesn't provide the pid of its kdamond, unlike DAMON_RECLAIM and DAMON_LRU_SORT. This makes user-space management of DAMON_STAT unnecessarily complicated. Provide the information via a new parameter, namely kdamond_pid, and document it. SeongJae Park (2): mm/damon/stat: add a parameter for reading kdamond pid Docs/admin-guide/mm/damon/stat: document kdamond_pid parameter Documentation/admin-guide/mm/damon/stat.rst | 7 +++++++ mm/damon/stat.c | 13 +++++++++++++ 2 files changed, 20 insertions(+) base-commit: 5262d0a487d50faeefbca2e4ebbdfbed3f69426e -- 2.47.3