From mboxrd@z Thu Jan 1 00:00:00 1970 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 7DDD2C43217 for ; Mon, 3 Oct 2022 21:12:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230038AbiJCVMz (ORCPT ); Mon, 3 Oct 2022 17:12:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55556 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230048AbiJCVLi (ORCPT ); Mon, 3 Oct 2022 17:11:38 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 731F152089 for ; Mon, 3 Oct 2022 14:07:28 -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 dfw.source.kernel.org (Postfix) with ESMTPS id 0F5CF610A3 for ; Mon, 3 Oct 2022 21:07:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 60FBBC433D6; Mon, 3 Oct 2022 21:07:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1664831247; bh=aHEr/of+jrPlS/AIHr68ChSz+iX1OE/+PS9upil/MWg=; h=Date:To:From:Subject:From; b=ZQKKPBDsLdte3diXIdm9Wm7ZgJ1Yz6nCa+4ZgaDnHdJBnU5ZyyGKfBCJ9yQXB2H8A R1B3MT361jrSpuQ8uUVNUmDBStqjbg5p4oe3ScNV869rzhY+Vnpl1aiZcVlAdPbKxc 9wFNERR2h6Gnzh28fuB8yGMGYP+6j9cHfBObs1Q0= Date: Mon, 03 Oct 2022 14:07:26 -0700 To: mm-commits@vger.kernel.org, sj@kernel.org, akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-damon-reclaim-use-watermarks-parameters-generator-macro.patch removed from -mm tree Message-Id: <20221003210727.60FBBC433D6@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The quilt patch titled Subject: mm/damon/reclaim: use watermarks parameters generator macro has been removed from the -mm tree. Its filename was mm-damon-reclaim-use-watermarks-parameters-generator-macro.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: SeongJae Park Subject: mm/damon/reclaim: use watermarks parameters generator macro Date: Tue, 13 Sep 2022 17:44:41 +0000 This commit makes DAMON_RECLAIM to generate the module parameters for DAMOS watermarks using the generator macro to simplify the code and reduce duplicates. Link: https://lkml.kernel.org/r/20220913174449.50645-15-sj@kernel.org Signed-off-by: SeongJae Park Signed-off-by: Andrew Morton --- mm/damon/reclaim.c | 56 ++++++------------------------------------- 1 file changed, 9 insertions(+), 47 deletions(-) --- a/mm/damon/reclaim.c~mm-damon-reclaim-use-watermarks-parameters-generator-macro +++ a/mm/damon/reclaim.c @@ -91,45 +91,14 @@ module_param(quota_sz, ulong, 0600); static unsigned long quota_reset_interval_ms __read_mostly = 1000; module_param(quota_reset_interval_ms, ulong, 0600); -/* - * The watermarks check time interval in microseconds. - * - * Minimal time to wait before checking the watermarks, when DAMON_RECLAIM is - * enabled but inactive due to its watermarks rule. 5 seconds by default. - */ -static unsigned long wmarks_interval __read_mostly = 5000000; -module_param(wmarks_interval, ulong, 0600); - -/* - * Free memory rate (per thousand) for the high watermark. - * - * If free memory of the system in bytes per thousand bytes is higher than - * this, DAMON_RECLAIM becomes inactive, so it does nothing but periodically - * checks the watermarks. 500 (50%) by default. - */ -static unsigned long wmarks_high __read_mostly = 500; -module_param(wmarks_high, ulong, 0600); - -/* - * Free memory rate (per thousand) for the middle watermark. - * - * If free memory of the system in bytes per thousand bytes is between this and - * the low watermark, DAMON_RECLAIM becomes active, so starts the monitoring - * and the reclaiming. 400 (40%) by default. - */ -static unsigned long wmarks_mid __read_mostly = 400; -module_param(wmarks_mid, ulong, 0600); - -/* - * Free memory rate (per thousand) for the low watermark. - * - * If free memory of the system in bytes per thousand bytes is lower than this, - * DAMON_RECLAIM becomes inactive, so it does nothing but periodically checks - * the watermarks. In the case, the system falls back to the LRU-based page - * granularity reclamation logic. 200 (20%) by default. - */ -static unsigned long wmarks_low __read_mostly = 200; -module_param(wmarks_low, ulong, 0600); +struct damos_watermarks damon_reclaim_wmarks = { + .metric = DAMOS_WMARK_FREE_MEM_RATE, + .interval = 5000000, /* 5 seconds */ + .high = 500, /* 50 percent */ + .mid = 400, /* 40 percent */ + .low = 200, /* 20 percent */ +}; +DEFINE_DAMON_MODULES_WMARKS_PARAMS(damon_reclaim_wmarks); static struct damon_attrs damon_reclaim_mon_attrs = { .sample_interval = 5000, /* 5 ms */ @@ -214,13 +183,6 @@ static struct damos *damon_reclaim_new_s damon_reclaim_mon_attrs.aggr_interval, .max_age_region = UINT_MAX, }; - struct damos_watermarks wmarks = { - .metric = DAMOS_WMARK_FREE_MEM_RATE, - .interval = wmarks_interval, - .high = wmarks_high, - .mid = wmarks_mid, - .low = wmarks_low, - }; struct damos_quota quota = { /* * Do not try reclamation for more than quota_ms milliseconds @@ -242,7 +204,7 @@ static struct damos *damon_reclaim_new_s /* under the quota. */ "a, /* (De)activate this according to the watermarks. */ - &wmarks); + &damon_reclaim_wmarks); } static int damon_reclaim_apply_parameters(void) _ Patches currently in -mm which might be from sj@kernel.org are mm-damon-core-initialize-damon_target-list-in-damon_new_target.patch