Received: by 2002:a05:6a10:6744:0:0:0:0 with SMTP id w4csp913586pxu; Wed, 7 Oct 2020 20:57:08 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzX0WnBIKAXf+nGwInvLaks3U//r6T6GPj+8PWxm/k5IyWQkKO64ZVgiOhEwp3Dtqj/FaCN X-Received: by 2002:a17:906:f11a:: with SMTP id gv26mr6469650ejb.13.1602129427936; Wed, 07 Oct 2020 20:57:07 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1602129427; cv=none; d=google.com; s=arc-20160816; b=ujz7tIOXdcCKGSrOtXNqqHlh1g2kjRj3cz9Fq3HLtk1sWA4ZjrI6ZhTAFuO/eeNJL7 wZo4scNlouGnkTHxSkTOYuo0JZBIhOAuXQfgTBd6E8Wj4KBARVLYVC/rFmh67+lWIPhx 7n5jQ4wvLLScHMlhqciwoPeLIfx1XHy10O8C5uHaURjnboqs4XxUPF5VpMxY+WqaZRn4 GzCaMwREZgfO/Rx65fHApy65MW10cu9JWl+KBylzQKB/8ZXIUQLDRKPyjXwprvKNtt2c HcRvawMOWgIJ0OaahwCQHx3JQRVMMDORTox3rV68suR5y32TB3jjbucuEISV1E3+fGTD LrgQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:message-id:date:subject:cc:to:from; bh=EqzUo9pXn63FGV8WZ9grYZpY+K7+rhhd9hb3zmo6NNo=; b=DuOlf1fNjE0/oJ5MFFAGa6C5XTOyD0bYe5UesZJKPr7lWK5jevHKJ/qLmuPxxp2jIX bklQXXDBINHPGmGNPl34XK6gzYlrM5EZ8uk7S+bePN8t5IvpL4mdryBj7e1rg2o2DWWZ 5oFCailYoIHOWuBHZnbOgXxpdzd44Z3hV6GeF8k/ohnNZln7DmAlAyKe9vafMnv7ZFnW bjUeV2FzuTspYv9qHkwlg90SPwCR4ry/t1bRz5f9mNy+ZeGhM/X30jE3NzMLNa8e99d2 vYfxFBKwtk3ZAUzctN6gn2eRUhbswKrr90Nc0lrgNJ0Dv2l8u2lZb+QusO2caRT+05U/ cocQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id i26si2989841ejk.390.2020.10.07.20.56.45; Wed, 07 Oct 2020 20:57:07 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728281AbgJHDwl (ORCPT + 99 others); Wed, 7 Oct 2020 23:52:41 -0400 Received: from out30-132.freemail.mail.aliyun.com ([115.124.30.132]:59380 "EHLO out30-132.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726469AbgJHDwl (ORCPT ); Wed, 7 Oct 2020 23:52:41 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R211e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04394;MF=baolin.wang@linux.alibaba.com;NM=1;PH=DS;RN=7;SR=0;TI=SMTPD_---0UBGOQ8o_1602129157; Received: from localhost(mailfrom:baolin.wang@linux.alibaba.com fp:SMTPD_---0UBGOQ8o_1602129157) by smtp.aliyun-inc.com(127.0.0.1); Thu, 08 Oct 2020 11:52:37 +0800 From: Baolin Wang To: tj@kernel.org, axboe@kernel.dk Cc: baolin.wang@linux.alibaba.com, baolin.wang7@gmail.com, linux-block@vger.kernel.org, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 0/8] Some improvements for blk throttle Date: Thu, 8 Oct 2020 11:52:21 +0800 Message-Id: X-Mailer: git-send-email 1.8.3.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, This patch set did some improvements for blk throttle, please help to review. Thanks. Changes from v1: - Add another 4 new patches in this patch set. Baolin Wang (8): blk-throttle: Remove a meaningless parameter for throtl_downgrade_state() blk-throttle: Avoid getting the current time if tg->last_finish_time is 0 blk-throttle: Avoid tracking latency if low limit is invalid blk-throttle: Fix IO hang for a corner case blk-throttle: Move the list operation after list validation blk-throttle: Move service tree validation out of the throtl_rb_first() blk-throttle: Open code __throtl_de/enqueue_tg() blk-throttle: Re-use the throtl_set_slice_end() block/blk-throttle.c | 69 ++++++++++++++++++++++++++-------------------------- 1 file changed, 35 insertions(+), 34 deletions(-) -- 1.8.3.1