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[2620:137:e000::1:20]) by mx.google.com with ESMTP id g8-20020a636b08000000b004768f1cd061si15911546pgc.374.2022.12.05.15.10.18; Mon, 05 Dec 2022 15:10:32 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b="W8qG/90j"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233041AbiLEXIw (ORCPT + 99 others); Mon, 5 Dec 2022 18:08:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32886 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231748AbiLEXIj (ORCPT ); Mon, 5 Dec 2022 18:08:39 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 28103FAC9; Mon, 5 Dec 2022 15:08:39 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id B57B0614C5; Mon, 5 Dec 2022 23:08:38 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1305AC433B5; Mon, 5 Dec 2022 23:08:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1670281718; bh=ew0j918CPCZ3BCkCfl4ilV0ZC0sdlaLXkkNEQyNFiwY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=W8qG/90jufBB/qjSVpiIuoor4XnhnFVzjtYHepc2rpNDuU7yo7naKqYbm+xUemT+p qIttT3rUj6KqPG8THzAwmC5df/LY0OlN9RZ0cAdXuYxrbHF2EQ9HU6Cb8XcOYdQcZ1 QQBc5DPFKjaAX3t0XTQ6D1HhaNWGA2Z+ZXyttXmz+77vKn0Vg2BxQHkOHWmFplAXzc /Cvnc01ns3hEKs/Oni+zs1nc1xnb1fLJa/63pUGo0MYGcW83Da8UJdc2xuwCIec8QL sj4CwRnbiNZ0pcCt7pWD+OzHOuqxbfF24jjEWG4kzF7RNn0ryU/e0lOmoMAfTVjeXo R8sA1F0+fiwCA== From: SeongJae Park To: Andrew Morton Cc: Jonathan Corbet , damon@lists.linux.dev, linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, SeongJae Park Subject: [PATCH 04/11] Docs/admin-guide/damon/reclaim: document 'skip_anon' parameter Date: Mon, 5 Dec 2022 23:08:23 +0000 Message-Id: <20221205230830.144349-5-sj@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221205230830.144349-1-sj@kernel.org> References: <20221205230830.144349-1-sj@kernel.org> MIME-Version: 1.0 X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1751417442704988919?= X-GMAIL-MSGID: =?utf-8?q?1751417442704988919?= Document the newly added 'skip_anon' parameter of DAMON_RECLAIM, which can be used to avoid anonymous pages reclamation. Signed-off-by: SeongJae Park --- Documentation/admin-guide/mm/damon/reclaim.rst | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/Documentation/admin-guide/mm/damon/reclaim.rst b/Documentation/admin-guide/mm/damon/reclaim.rst index 4f1479a11e63..ff335e96e0d8 100644 --- a/Documentation/admin-guide/mm/damon/reclaim.rst +++ b/Documentation/admin-guide/mm/damon/reclaim.rst @@ -205,6 +205,15 @@ The end physical address of memory region that DAMON_RECLAIM will do work against. That is, DAMON_RECLAIM will find cold memory regions in this region and reclaims. By default, biggest System RAM is used as the region. +skip_anon +--------- + +Skip anonymous pages reclamation. + +If this parameter is set as ``Y``, DAMON_RECLAIM does not reclaim anonymous +pages. By default, ``N``. + + kdamond_pid -----------