From patchwork Sun Feb 19 10:42:52 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kemeng Shi X-Patchwork-Id: 13145759 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 A0422C64EC4 for ; Sun, 19 Feb 2023 02:41:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229619AbjBSCl3 (ORCPT ); Sat, 18 Feb 2023 21:41:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42250 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229557AbjBSCl2 (ORCPT ); Sat, 18 Feb 2023 21:41:28 -0500 Received: from dggsgout12.his.huawei.com (dggsgout12.his.huawei.com [45.249.212.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 28E7611EA6; Sat, 18 Feb 2023 18:41:26 -0800 (PST) Received: from mail02.huawei.com (unknown [172.30.67.143]) by dggsgout12.his.huawei.com (SkyGuard) with ESMTP id 4PK8v40QfRz4f3jHn; Sun, 19 Feb 2023 10:41:20 +0800 (CST) Received: from huaweicloud.com (unknown [10.175.124.27]) by APP2 (Coremail) with SMTP id Syh0CgBH7utQjPFjPmleDw--.7604S2; Sun, 19 Feb 2023 10:41:22 +0800 (CST) From: Kemeng Shi To: paolo.valente@linaro.org, axboe@kernel.dk, jack@suse.cz Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, shikemeng@huaweicloud.com Subject: [PATCH 00/17] Some bugfix and cleanup patches for bfq Date: Sun, 19 Feb 2023 18:42:52 +0800 Message-Id: <20230219104309.1511562-1-shikemeng@huaweicloud.com> X-Mailer: git-send-email 2.30.0 MIME-Version: 1.0 X-CM-TRANSID: Syh0CgBH7utQjPFjPmleDw--.7604S2 X-Coremail-Antispam: 1UD129KBjvJXoW7ur1xJF43JryDtF1xZw1xuFg_yoW8Wr4Dpr ySgr1S9r17GrW7XF1ftF4UXFnIq348JF4DJw4agry0qryUAw17ZF1qyr1rGFyIqF92krn2 qFyDW398W3WDCFJanT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUvj14x267AKxVWUJVW8JwAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2jI8I6cxK62vIxIIY0VWUZVW8XwA2ocxC64kIII 0Yj41l84x0c7CEw4AK67xGY2AK021l84ACjcxK6xIIjxv20xvE14v26F1j6w1UM28EF7xv wVC0I7IYx2IY6xkF7I0E14v26F4j6r4UJwA2z4x0Y4vEx4A2jsIE14v26rxl6s0DM28EF7 xvwVC2z280aVCY1x0267AKxVW0oVCq3wAS0I0E0xvYzxvE52x082IY62kv0487Mc02F40E FcxC0VAKzVAqx4xG6I80ewAv7VC0I7IYx2IY67AKxVWUJVWUGwAv7VC2z280aVAFwI0_Jr 0_Gr1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8v x2IErcIFxwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F4 0E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_JF0_Jw1l IxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxV AFwI0_Jr0_Gr1lIxAIcVCF04k26cxKx2IYs7xG6rW3Jr0E3s1lIxAIcVC2z280aVAFwI0_ Jr0_Gr1lIxAIcVC2z280aVCY1x0267AKxVWUJVW8JbIYCTnIWIevJa73UjIFyTuYvjTRCA pnUUUUU X-CM-SenderInfo: 5vklyvpphqwq5kxd4v5lfo033gof0z/ X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Hi, this series contain some patches to improve in-service queue preemption, protect max_budget updating race between configuration and auto-tuning and so on. More details can be found in respective log message. Thanks! Kemeng Shi (17): block, bfq: properly mark bfqq remained idle block, bfq: try preemption if bfqq has higher weight and the same priority class block, bfq: only preempt plugged in_service_queue if bfq_better_to_idle say no block, bfq: recover the "service hole" if enough budget is left block, bfq: Update bfqd->max_budget with bfqd->lock held block, bfq: correct bfq_max_budget and bfq_min_budget block, bfq: correct interactive weight-raise check in bfq_set_budget_timeout block, bfq: start service_from_wr accumulating of async queues correctly block, bfq: stop to detect queue as waker queue if it already is now block, bfq: fix typo in comment block, bfq: simpfy computation of bfqd->budgets_assigned block, bfq: define and use soft_rt, in_burst and wr_or_deserves_wr only low_latency is enable block, bfq: remove unnecessary "wr" part of wr_or_deserves_wr block, bfq: remove redundant oom_bfqq check for bfqq from bfq_find_close_cooperator block, bfq: some cleanups for function bfq_pos_tree_add_move block, bfq: remove unnecessary goto tag in __bfq_weights_tree_remove block, bfq: remove unnecessary local variable __bfqq in bfq_setup_merge block/bfq-iosched.c | 176 +++++++++++++++++++++++--------------------- block/bfq-wf2q.c | 2 +- 2 files changed, 95 insertions(+), 83 deletions(-)