From nobody Wed Apr 8 09:41:14 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E5D7AFA373D for ; Wed, 26 Oct 2022 23:00:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232679AbiJZXAp (ORCPT ); Wed, 26 Oct 2022 19:00:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41006 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234010AbiJZXAA (ORCPT ); Wed, 26 Oct 2022 19:00:00 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5C84627FCF for ; Wed, 26 Oct 2022 15:59:57 -0700 (PDT) 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 ams.source.kernel.org (Postfix) with ESMTPS id F0CD8B82476 for ; Wed, 26 Oct 2022 22:59:55 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 486D0C43142; Wed, 26 Oct 2022 22:59:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1666825194; bh=ntGtZw3yOs+uZ3gGOlcjovkmvzOGben11U2Vk6cgNsA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=apA/DBpn9ihjONGTe+7Tm+CF2VK2nXdQwrRSROG0uPjYVHC6AfMycLiYCPgw4tSV2 Bjryu70eLbWJwZ3NnTsY4AVkIq6TUoB9gxxBJDdYo6uGFuIOdvOmyM2ICd2Cwgeqh1 bTgFL7CxZRZOpao4OYSzJN/iSg34iczbkjbdwE9d9E28XH99UhR/tWLjlRWvTEmtqF FMSuaipMVFPhD+vCFcKCokDIHnrMv8uH4EJ1suKOml4QfwTOj3gtr8C5rM00UCydjr ZzzldyJunEtbF2+KVU4QrINjXm4ToX4LMI7rLviAU6jxY6ZWlaCORklG3p0m8AeQtA 2CdoglM3N20DQ== From: SeongJae Park To: Andrew Morton Cc: damon@lists.linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, SeongJae Park Subject: [PATCH v2 09/12] mm/damon/sysfs: split out kdamond-independent schemes stats update logic into a new function Date: Wed, 26 Oct 2022 22:59:40 +0000 Message-Id: <20221026225943.100429-10-sj@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221026225943.100429-1-sj@kernel.org> References: <20221026225943.100429-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" 'damon_sysfs_schemes_update_stats()' is coupled with both damon_sysfs_kdamond and damon_sysfs_schemes. It's a wide range of types dependency. It makes splitting the logics a little bit distracting. Split the function so that each function is coupled with smaller range of types. Signed-off-by: SeongJae Park Signed-off-by: Andrew Morton --- mm/damon/sysfs.c | 35 +++++++++++++++++++++-------------- 1 file changed, 21 insertions(+), 14 deletions(-) diff --git a/mm/damon/sysfs.c b/mm/damon/sysfs.c index 129743292e17..082c55e68e0e 100644 --- a/mm/damon/sysfs.c +++ b/mm/damon/sysfs.c @@ -2204,6 +2204,25 @@ static void damon_sysfs_before_terminate(struct damo= n_ctx *ctx) mutex_unlock(&ctx->kdamond_lock); } =20 +static void damon_sysfs_schemes_update_stats( + struct damon_sysfs_schemes *sysfs_schemes, + struct damon_ctx *ctx) +{ + struct damos *scheme; + int schemes_idx =3D 0; + + damon_for_each_scheme(scheme, ctx) { + struct damon_sysfs_stats *sysfs_stats; + + sysfs_stats =3D sysfs_schemes->schemes_arr[schemes_idx++]->stats; + sysfs_stats->nr_tried =3D scheme->stat.nr_tried; + sysfs_stats->sz_tried =3D scheme->stat.sz_tried; + sysfs_stats->nr_applied =3D scheme->stat.nr_applied; + sysfs_stats->sz_applied =3D scheme->stat.sz_applied; + sysfs_stats->qt_exceeds =3D scheme->stat.qt_exceeds; + } +} + /* * damon_sysfs_upd_schemes_stats() - Update schemes stats sysfs files. * @kdamond: The kobject wrapper that associated to the kdamond thread. @@ -2216,23 +2235,11 @@ static void damon_sysfs_before_terminate(struct dam= on_ctx *ctx) static int damon_sysfs_upd_schemes_stats(struct damon_sysfs_kdamond *kdamo= nd) { struct damon_ctx *ctx =3D kdamond->damon_ctx; - struct damon_sysfs_schemes *sysfs_schemes; - struct damos *scheme; - int schemes_idx =3D 0; =20 if (!ctx) return -EINVAL; - sysfs_schemes =3D kdamond->contexts->contexts_arr[0]->schemes; - damon_for_each_scheme(scheme, ctx) { - struct damon_sysfs_stats *sysfs_stats; - - sysfs_stats =3D sysfs_schemes->schemes_arr[schemes_idx++]->stats; - sysfs_stats->nr_tried =3D scheme->stat.nr_tried; - sysfs_stats->sz_tried =3D scheme->stat.sz_tried; - sysfs_stats->nr_applied =3D scheme->stat.nr_applied; - sysfs_stats->sz_applied =3D scheme->stat.sz_applied; - sysfs_stats->qt_exceeds =3D scheme->stat.qt_exceeds; - } + damon_sysfs_schemes_update_stats( + kdamond->contexts->contexts_arr[0]->schemes, ctx); return 0; } =20 --=20 2.25.1