From patchwork Thu Jul 13 06:41:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: zhenwei pi X-Patchwork-Id: 13311362 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 5EFB1EB64DD for ; Thu, 13 Jul 2023 06:43:02 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qJq1K-0004g2-Ax; Thu, 13 Jul 2023 02:41:46 -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 1qJq1I-0004fQ-GX for qemu-devel@nongnu.org; Thu, 13 Jul 2023 02:41:44 -0400 Received: from mail-pl1-x630.google.com ([2607:f8b0:4864:20::630]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qJq1B-0007ob-Ct for qemu-devel@nongnu.org; Thu, 13 Jul 2023 02:41:44 -0400 Received: by mail-pl1-x630.google.com with SMTP id d9443c01a7336-1b9c368f4b5so11128905ad.0 for ; Wed, 12 Jul 2023 23:41:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance.com; s=google; t=1689230491; x=1691822491; 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=+nzZLdnHvv22BtX0bis4ofXWb7eL4AjLZDSnk3l5cPM=; b=jokGQ+A86gyDGZwNwZgNNUBG21K/mfzFQ3YR0zjhoZBX3gP1wfJlDw1qtfnhTgh0Wm YTEOm+oQAwRAfBPcUZrtdwvBR1RhkYKQRv8/ASUO1u2gokIo/L8PhU7eo4pMyq836/sh liki/RrHRL+2CtaKzTn1zS1960FF3wX2BMics68245tRG2IuUi9If6xFLt7vetxZUu1/ Wbx/Fgv9RjVBRxH12I6rSQj90ZIbWOILsSQLrSaVWLKzLGMoibail5AiVAHQyArF974C ofTBopLKOwBXEUCM+LAI8XJJAUnehPrdGWVnrs/SnwsbRxs8qHvJ1npgk+eu3aJsFeGA FHbg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689230491; x=1691822491; 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=+nzZLdnHvv22BtX0bis4ofXWb7eL4AjLZDSnk3l5cPM=; b=Kas5GXZElRWE0WSt0Dvzidjhb5X0nrvbu1RLig0KBfwerbv0ebR4iKRWCsdgDATos7 Esx3sTSOFaK4umQt+0V8C0jGn2H5c+8ZscQgln6B+ANqfzf6Ve57ZzrIPh61uKFvbvrV beIietiZN8wu6NwKbXX/0swHG8TotRL6IdoZmYnK2cptYz55AFuFCS80EMuPQSwqJhgc uzk61LEnryAdxE0oVhQ9fSPlBM/hTImdMFUFqxNdwLCV1TUpY05hElfRLR0+4JnPtLsW 5z6GhplWQW0MArfeGhq4qr4599/QkHpHrnFX/JkLMTGDQk9Qx9+mhmAt7VdNzJuvdYFw eg4g== X-Gm-Message-State: ABy/qLbrXnS7UewbYLCQHh8oMHjHSj2b6On5hildNfIw2/biqnzhe1Cg QqyJGMmOq606c/ll49JN/HMT5w== X-Google-Smtp-Source: APBJJlHIyIhGAK+ueDlqgCLNLAnFdjeXGO3SMa7rxVlKkTfGzx36VFuOfFtfJ7sW58ocvMJaAT1+kQ== X-Received: by 2002:a17:902:c401:b0:1b1:99c9:8ce5 with SMTP id k1-20020a170902c40100b001b199c98ce5mr6614486plk.16.1689230491337; Wed, 12 Jul 2023 23:41:31 -0700 (PDT) Received: from libai.bytedance.net ([61.213.176.11]) by smtp.gmail.com with ESMTPSA id h13-20020a170902680d00b001ac2be26340sm5144966plk.222.2023.07.12.23.41.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Jul 2023 23:41:30 -0700 (PDT) From: zhenwei pi To: berto@igalia.com, kwolf@redhat.com, groug@kaod.org, qemu_oss@crudebyte.com, hreitz@redhat.com Cc: arei.gonglei@huawei.com, qemu-devel@nongnu.org, qemu-block@nongnu.org, berrange@redhat.com, zhenwei pi Subject: [PATCH v3 1/6] throttle: introduce enum ThrottleType Date: Thu, 13 Jul 2023 14:41:06 +0800 Message-Id: <20230713064111.558652-2-pizhenwei@bytedance.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230713064111.558652-1-pizhenwei@bytedance.com> References: <20230713064111.558652-1-pizhenwei@bytedance.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::630; envelope-from=pizhenwei@bytedance.com; helo=mail-pl1-x630.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, T_SCC_BODY_TEXT_LINE=-0.01, T_SPF_TEMPERROR=0.01 autolearn=unavailable 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 ThrottleType instead of number index. Reviewed-by: Alberto Garcia Signed-off-by: zhenwei pi Reviewed-by: Hanna Czenczek --- include/qemu/throttle.h | 11 ++++++++--- util/throttle.c | 16 +++++++++------- 2 files changed, 17 insertions(+), 10 deletions(-) diff --git a/include/qemu/throttle.h b/include/qemu/throttle.h index 05f6346137..ba6293eeef 100644 --- a/include/qemu/throttle.h +++ b/include/qemu/throttle.h @@ -99,13 +99,18 @@ typedef struct ThrottleState { int64_t previous_leak; /* timestamp of the last leak done */ } ThrottleState; +typedef enum { + THROTTLE_READ = 0, + THROTTLE_WRITE, + THROTTLE_MAX +} ThrottleType; + typedef struct ThrottleTimers { - QEMUTimer *timers[2]; /* timers used to do the throttling */ + QEMUTimer *timers[THROTTLE_MAX]; /* timers used to do the throttling */ QEMUClockType clock_type; /* the clock used */ /* Callbacks */ - QEMUTimerCB *read_timer_cb; - QEMUTimerCB *write_timer_cb; + QEMUTimerCB *timer_cb[THROTTLE_MAX]; void *timer_opaque; } ThrottleTimers; diff --git a/util/throttle.c b/util/throttle.c index 81f247a8d1..5642e61763 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_READ] = + aio_timer_new(new_context, tt->clock_type, SCALE_NS, + tt->timer_cb[THROTTLE_READ], tt->timer_opaque); + tt->timers[THROTTLE_WRITE] = + aio_timer_new(new_context, tt->clock_type, SCALE_NS, + tt->timer_cb[THROTTLE_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_READ] = read_timer_cb; + tt->timer_cb[THROTTLE_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_MAX; i++) { throttle_timer_destroy(&tt->timers[i]); } }