From patchwork Sun Jun 25 08:56:27 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: zhenwei pi X-Patchwork-Id: 13291847 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 90CF2EB64DD for ; Sun, 25 Jun 2023 08:58:12 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qDLY7-0003Jg-2n; Sun, 25 Jun 2023 04:56:47 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qDLY4-0003J6-RZ for qemu-devel@nongnu.org; Sun, 25 Jun 2023 04:56:44 -0400 Received: from mail-pl1-x635.google.com ([2607:f8b0:4864:20::635]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qDLY0-0006nP-Or for qemu-devel@nongnu.org; Sun, 25 Jun 2023 04:56:42 -0400 Received: by mail-pl1-x635.google.com with SMTP id d9443c01a7336-1b7f223994fso5916305ad.3 for ; Sun, 25 Jun 2023 01:56:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance.com; s=google; t=1687683399; x=1690275399; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=NHwZXAIUjz71eo/wFLaIVEbGhwCrrzSAD1wFSJ5bs3c=; b=GzHtAzC1d9EOjRv4s9DZy/8xrOST4W83P6TiBfX8c08/qP5vugJ5yqfBukon/fv85C tQdWHGTa0NfwuqqDrdAm9uvsT0Mr0n8XeFaz2zYAcRdmq/lS5SePgnQ5erC/85Pm2Vu+ dvP6p0g33Tgbk7reiHLbTtpKOaAy8gRL/eKEfj24vTk7nd2IgJML9rhOQVv4HJmgVekp ReThB6yhycg4RIZ47GFg9eA19M0hLM7R9gYrBj4L+6V5oWr7G6wFgTTASHrXU/Ah9uiA VammEmc9dLk/0a0oG4G44nNcrBjC6EzJqKlisk1XYjWYQ+6rIGP2/nvMmr+/iRtGXfew Zwhw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687683399; x=1690275399; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=NHwZXAIUjz71eo/wFLaIVEbGhwCrrzSAD1wFSJ5bs3c=; b=DaNzzGJaCD3SmlCN5w44e06Ka5DcrDXLOrbETGMigyptWvfCiRfMAMjGF8mzAz6sCa GQR++5xsr1dOfrk3b6n7GXcxpYu2YuiUrdc+xZfQWrezaa8g2DKNd6kW3Y2corXTbIfM fiITu5tAtjf8qqZYOsfb0TN7a25HXKUTC9WBZMdJ90PMNdPMuixWrEeBSLKhpM/YT5Ob T8oEI5YD7G1SoQCbN8CZ7o/3xeTR94mFjc6npUVGJ4fzW2k+J8WvHgqp2LvKyWYluTpQ ZMKEKJGeNyIYgM45P9dSGykBIwzXVzuG5on2bR1fI5bdCQJr3/zV4ORaIgMeSMT0tnyl jtDg== X-Gm-Message-State: AC+VfDwVsm5+TXNKaBcbnyIlc/Yuez+c1MD9KK/f8d8Z24vR8LMu6b/f 4+zJb6PPpYk4rrU3lbhiotb0VCU6LfQNOZTyN60= X-Google-Smtp-Source: ACHHUZ4sTnggcVuAEPZPjGQA1wim6TgOBbs9AJ4B6BiqmSEYcnKPE041w+WcMVr4ZYqKTk6ioAaSQg== X-Received: by 2002:a17:902:728d:b0:1b0:3a03:50d0 with SMTP id d13-20020a170902728d00b001b03a0350d0mr4177939pll.26.1687683399476; Sun, 25 Jun 2023 01:56:39 -0700 (PDT) Received: from libai.bytedance.net ([61.213.176.11]) by smtp.gmail.com with ESMTPSA id w9-20020a170902e88900b001b1f991a4d0sm2176308plg.108.2023.06.25.01.56.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 25 Jun 2023 01:56:39 -0700 (PDT) From: zhenwei pi To: berto@igalia.com Cc: arei.gonglei@huawei.com, qemu-devel@nongnu.org, qemu-block@nongnu.org, berrange@redhat.com, zhenwei pi Subject: [PATCH 1/5] throttle: introduce enum ThrottleTimerType Date: Sun, 25 Jun 2023 16:56:27 +0800 Message-Id: <20230625085631.372238-2-pizhenwei@bytedance.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230625085631.372238-1-pizhenwei@bytedance.com> References: <20230625085631.372238-1-pizhenwei@bytedance.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::635; envelope-from=pizhenwei@bytedance.com; helo=mail-pl1-x635.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Use enum ThrottleTimerType instead of number index. Signed-off-by: zhenwei pi --- include/qemu/throttle.h | 12 +++++++++--- util/throttle.c | 16 +++++++++------- 2 files changed, 18 insertions(+), 10 deletions(-) diff --git a/include/qemu/throttle.h b/include/qemu/throttle.h index 05f6346137..0956094115 100644 --- a/include/qemu/throttle.h +++ b/include/qemu/throttle.h @@ -99,13 +99,19 @@ typedef struct ThrottleState { int64_t previous_leak; /* timestamp of the last leak done */ } ThrottleState; +typedef enum { + THROTTLE_TIMER_READ = 0, + THROTTLE_TIMER_WRITE, + THROTTLE_TIMER_MAX +} ThrottleTimerType; + typedef struct ThrottleTimers { - QEMUTimer *timers[2]; /* timers used to do the throttling */ + /* timers used to do the throttling */ + QEMUTimer *timers[THROTTLE_TIMER_MAX]; QEMUClockType clock_type; /* the clock used */ /* Callbacks */ - QEMUTimerCB *read_timer_cb; - QEMUTimerCB *write_timer_cb; + QEMUTimerCB *timer_cb[THROTTLE_TIMER_MAX]; void *timer_opaque; } ThrottleTimers; diff --git a/util/throttle.c b/util/throttle.c index 81f247a8d1..c1cc24831c 100644 --- a/util/throttle.c +++ b/util/throttle.c @@ -199,10 +199,12 @@ static bool throttle_compute_timer(ThrottleState *ts, void throttle_timers_attach_aio_context(ThrottleTimers *tt, AioContext *new_context) { - tt->timers[0] = aio_timer_new(new_context, tt->clock_type, SCALE_NS, - tt->read_timer_cb, tt->timer_opaque); - tt->timers[1] = aio_timer_new(new_context, tt->clock_type, SCALE_NS, - tt->write_timer_cb, tt->timer_opaque); + tt->timers[THROTTLE_TIMER_READ] = + aio_timer_new(new_context, tt->clock_type, SCALE_NS, + tt->timer_cb[THROTTLE_TIMER_READ], tt->timer_opaque); + tt->timers[THROTTLE_TIMER_WRITE] = + aio_timer_new(new_context, tt->clock_type, SCALE_NS, + tt->timer_cb[THROTTLE_TIMER_WRITE], tt->timer_opaque); } /* @@ -236,8 +238,8 @@ void throttle_timers_init(ThrottleTimers *tt, memset(tt, 0, sizeof(ThrottleTimers)); tt->clock_type = clock_type; - tt->read_timer_cb = read_timer_cb; - tt->write_timer_cb = write_timer_cb; + tt->timer_cb[THROTTLE_TIMER_READ] = read_timer_cb; + tt->timer_cb[THROTTLE_TIMER_WRITE] = write_timer_cb; tt->timer_opaque = timer_opaque; throttle_timers_attach_aio_context(tt, aio_context); } @@ -256,7 +258,7 @@ void throttle_timers_detach_aio_context(ThrottleTimers *tt) { int i; - for (i = 0; i < 2; i++) { + for (i = 0; i < THROTTLE_TIMER_MAX; i++) { throttle_timer_destroy(&tt->timers[i]); } }