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 X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2DED6C28CBC for ; Wed, 6 May 2020 06:37:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 15A2E206E6 for ; Wed, 6 May 2020 06:37:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728095AbgEFGh4 (ORCPT ); Wed, 6 May 2020 02:37:56 -0400 Received: from mx7.zte.com.cn ([202.103.147.169]:23620 "EHLO mxct.zte.com.cn" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725873AbgEFGhz (ORCPT ); Wed, 6 May 2020 02:37:55 -0400 X-Greylist: delayed 952 seconds by postgrey-1.27 at vger.kernel.org; Wed, 06 May 2020 02:37:55 EDT Received: from mse-fl2.zte.com.cn (unknown [10.30.14.239]) by Forcepoint Email with ESMTPS id 3D49CA4B28D30C576311; Wed, 6 May 2020 14:21:18 +0800 (CST) Received: from notes_smtp.zte.com.cn (notes_smtp.zte.com.cn [10.30.1.239]) by mse-fl2.zte.com.cn with ESMTP id 0466LBfx051075; Wed, 6 May 2020 14:21:11 +0800 (GMT-8) (envelope-from tan.hu@zte.com.cn) Received: from fox-host8.localdomain ([10.74.120.8]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2020050614213042-3469837 ; Wed, 6 May 2020 14:21:30 +0800 From: Tan Hu To: akpm@linux-foundation.org Cc: linux-kernel@vger.kernel.org, xue.zhihong@zte.com.cn, wang.yi59@zte.com.cn, wang.liang82@zte.com.cn, Tan Hu Subject: [PATCH] lib/flex_proportions.c: aging counts when fraction smaller than max_frac/FPROP_FRAC_BASE Date: Wed, 6 May 2020 14:21:28 +0800 Message-Id: <1588746088-38605-1-git-send-email-tan.hu@zte.com.cn> X-Mailer: git-send-email 1.8.3.1 X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2020-05-06 14:21:30, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2020-05-06 14:21:14, Serialize complete at 2020-05-06 14:21:14 X-MAIL: mse-fl2.zte.com.cn 0466LBfx051075 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org If the given type has fraction smaller than max_frac/FPROP_FRAC_BASE, __fprop_inc_percpu_max should follow the design formula and aging fraction too. Signed-off-by: Tan Hu --- lib/flex_proportions.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/lib/flex_proportions.c b/lib/flex_proportions.c index 7852bfff5..451543937 100644 --- a/lib/flex_proportions.c +++ b/lib/flex_proportions.c @@ -266,8 +266,7 @@ void __fprop_inc_percpu_max(struct fprop_global *p, if (numerator > (((u64)denominator) * max_frac) >> FPROP_FRAC_SHIFT) return; - } else - fprop_reflect_period_percpu(p, pl); - percpu_counter_add_batch(&pl->events, 1, PROP_BATCH); - percpu_counter_add(&p->events, 1); + } + + __fprop_inc_percpu(p, pl); } -- 2.19.1