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 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 7BF10C433F5 for ; Mon, 14 Mar 2022 09:43:08 +0000 (UTC) Received: from localhost ([::1]:48470 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nThEJ-0007jg-Fj for qemu-devel@archiver.kernel.org; Mon, 14 Mar 2022 05:43:07 -0400 Received: from eggs.gnu.org ([209.51.188.92]:49284) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nTh3k-0007qq-Fx; Mon, 14 Mar 2022 05:32:12 -0400 Received: from [2a00:1450:4864:20::435] (port=43654 helo=mail-wr1-x435.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nTh3i-000834-1p; Mon, 14 Mar 2022 05:32:11 -0400 Received: by mail-wr1-x435.google.com with SMTP id e24so22799468wrc.10; Mon, 14 Mar 2022 02:32:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=JhDIQxDqCPprjiFX7fjeM02MtJUWpp9N84+HyMb6wac=; b=Y/s0zR1dMmEFDpz4kUDfGIcFaYjAnxdOENjV1ZKQqSLtg3nAORLh/0PBamC+Zlv1Nw iNz3jXtJPaXvFbqctqkWieZlii/jAvYEKeHe9vErHYA2Exi3583+kbHh0PQf8mavSRCl HgpDsJMSSYF2tkqBoWKggXwk7olY03pHuwVMash97/tYKA35iAp0wuEBV5ezLihnwphP s/B+hlaYWJ8NR96uFEdW/m8eDaGGP1Ka98CO6A/Cm2aFa90Z4sJBFIvHKCH6csPy5ZJC mD8Kp62k3zk7EotB+BmxfM31+j5RNxCpIve7tAERbRv9XLXnFeHmIc2DCIKu7MFrK6tw 8Ldg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=JhDIQxDqCPprjiFX7fjeM02MtJUWpp9N84+HyMb6wac=; b=12vvCGfjpRyd7I06pH6Ohzp4pcjgJDiWac+JPZ8vXnFDg45X/hC8cwDTTEfyK63zcg Dj66HDyQd+8JnXLfjb5mrHbVLGaBS/XhBQ+3+4Qji5zFihmgCnMu3GMrNvjg/1jtunhC SS0NXoLP86a/CP6a8FXxwgDuMkix0BDgOro+f4xanxuMK3CTD7RFrxeg5Oq2h77GkNCj pXulrO1UFDoNx4bErrqkHm+VCFU6lGugaj9nca5gMx9wQ0x3mipNOFMi53DS/c1Qj8Ap 5PXhkgLtMniGTxsReKOeMtR5J2jNtXr3NAfFVnuP1lFOwAls6stNjGViy7445k6Lpx7e yWmA== X-Gm-Message-State: AOAM532A4Hec7Gj3cEPJ1V85EBHrb0BgyS+nf/tRdW8OD66rYnTG9fsK aTZPggvVdV4un83UOPYV0Jb6MIx/5R0= X-Google-Smtp-Source: ABdhPJzNAOdkpRZj5cwb/dKz7LS/QE4wZ8t5+3cSMBQBObSKFA+6eqY1/T5qcnmGzNoU66mKvP3sHA== X-Received: by 2002:adf:e8ca:0:b0:1f1:d8be:e20c with SMTP id k10-20020adfe8ca000000b001f1d8bee20cmr16366190wrn.373.1647250327618; Mon, 14 Mar 2022 02:32:07 -0700 (PDT) Received: from avogadro.lan ([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.gmail.com with ESMTPSA id l7-20020adfe9c7000000b001f06f8ec92dsm12707517wrn.30.2022.03.14.02.32.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Mar 2022 02:32:07 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PATCH experiment 03/16] coroutine: small code cleanup in qemu_co_rwlock_wrlock Date: Mon, 14 Mar 2022 10:31:50 +0100 Message-Id: <20220314093203.1420404-4-pbonzini@redhat.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220314093203.1420404-1-pbonzini@redhat.com> References: <20220314093203.1420404-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Host-Lookup-Failed: Reverse DNS lookup failed for 2a00:1450:4864:20::435 (failed) Received-SPF: pass client-ip=2a00:1450:4864:20::435; envelope-from=paolo.bonzini@gmail.com; helo=mail-wr1-x435.google.com X-Spam_score_int: 0 X-Spam_score: -0.1 X-Spam_bar: / X-Spam_report: (-0.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.249, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.249, PDS_HP_HELO_NORDNS=0.659, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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: , Cc: kwolf@redhat.com, hreitz@redhat.com, berrange@redhat.com, qemu-block@nongnu.org, stefanha@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" qemu_co_rwlock_wrlock stores the current coroutine in a loc variable, use it instead of calling qemu_coroutine_self() again. Signed-off-by: Paolo Bonzini --- util/qemu-coroutine-lock.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/util/qemu-coroutine-lock.c b/util/qemu-coroutine-lock.c index 2669403839..490fb32891 100644 --- a/util/qemu-coroutine-lock.c +++ b/util/qemu-coroutine-lock.c @@ -436,7 +436,7 @@ void qemu_co_rwlock_wrlock(CoRwlock *lock) lock->owners = -1; qemu_co_mutex_unlock(&lock->mutex); } else { - CoRwTicket my_ticket = { false, qemu_coroutine_self() }; + CoRwTicket my_ticket = { false, self }; QSIMPLEQ_INSERT_TAIL(&lock->tickets, &my_ticket, next); qemu_co_mutex_unlock(&lock->mutex); -- 2.35.1