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.lttng.org (lists.lttng.org [167.114.26.123]) (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 82BFBC433EF for ; Mon, 18 Jul 2022 22:00:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=lists.lttng.org; s=default; t=1658181626; bh=QXnHxm5AXabnvlPzYbFO6lSAaihbjqoOrciXaNYb9y0=; h=To:Date:In-Reply-To:References:Subject:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To: From; b=GBdddGSenizzBCmXxqBxcBHCHnQwJnRXzwbYgmqhXfGVaXA9CvRdPxcw0VdHZBIUj fCAb7onpZuO1+ANMVU+9QhJQtJH6zu5sTsxmbg8htwBuyDG9j/vCmkZCIXkIGOtFQp 1Ubh9BpCt/rV9DjeFGxmhblubIUW/pSZBDHcKizaXbu7PGSM4Kpgo9YL2Q4NuwxQSP n68sD/UsiJW/XhadDnG6TUv0O/6VztSR1U9ONzAQJBoSp3PRleDnNkdOl+GnDYBQ0S kaYJpocbKkMXKOVjETUn+IasDRwh/cl3dG7vMSA85YM+qK64j5KTWygGwkOnYroDIp WZ/PICyclsxgg== Received: from lists-lttng01.efficios.com (localhost [IPv6:::1]) by lists.lttng.org (Postfix) with ESMTP id 4Lmwr950MWzPbl; Mon, 18 Jul 2022 18:00:25 -0400 (EDT) Received: from mail-ej1-x633.google.com (mail-ej1-x633.google.com [IPv6:2a00:1450:4864:20::633]) by lists.lttng.org (Postfix) with ESMTPS id 4Lmwr75LpgzPSl for ; Mon, 18 Jul 2022 18:00:23 -0400 (EDT) Received: by mail-ej1-x633.google.com with SMTP id tk8so12451227ejc.7 for ; Mon, 18 Jul 2022 15:00:23 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=3dvEK5WP8KcHeCSyIZ8hyd5GHgESnMbiXc/+SFooWOs=; b=MzA1/TVu+C00au5hE9DtQMCg6qHZBq4+KD223sr4dokLHh730JRmsUN9M4sM3AivQv mFDunb17kpBsH1SaM7gq6Cbj8HF2YK1sT2DwunQM/BtKC9emsaHp1A1ctUVUTkzMf4Dd aLZ7SnA2UtoUXcw10ofXntavghNbLBZClUHpnH3ixBTj7xIazGRa2GPaIKmclRZSXVmi oQp0aLszHe824QuUBt2f62bJLilP5kCurpiHOGZmL0+bCMfgjJuHIAeeiVC8FjP/cICg JbdKuXBiSxFB7jwU3kzub0YvfOLBZwII3/2f1Zmb/biAU6j//cPFxhAt9wZzl3ALUhTE 7Ljg== X-Gm-Message-State: AJIora9g8GxayRSol4pcc8tM57LvOigRECyIlO6sZ30pCJqlHCrNLezB oafk9ooDvdoioWR1eYtWvxNHrGw6lbf+hQ== X-Google-Smtp-Source: AGRyM1tejujpTV4TjEMT9yV+YRUw7pskol5DUOeKF8iHQ4BfPifrPwOaMcRnmm+75yf4fLtTE0MxmQ== X-Received: by 2002:a17:906:8a63:b0:72b:3796:9d0b with SMTP id hy3-20020a1709068a6300b0072b37969d0bmr27091471ejc.573.1658181622439; Mon, 18 Jul 2022 15:00:22 -0700 (PDT) Received: from debian-noppl.. (62-178-205-20.cable.dynamic.surfer.at. [62.178.205.20]) by smtp.gmail.com with ESMTPSA id u18-20020a05640207d200b0042dcbc3f302sm9231847edy.36.2022.07.18.15.00.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Jul 2022 15:00:22 -0700 (PDT) To: lttng-dev@lists.lttng.org Date: Mon, 18 Jul 2022 23:59:55 +0200 Message-Id: <20220718215955.124991-2-nolange79@gmail.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220718215955.124991-1-nolange79@gmail.com> References: <20220718215955.124991-1-nolange79@gmail.com> MIME-Version: 1.0 Subject: [lttng-dev] [PATCH 2/2] lttng_ust_init_thread: call urcu_register_thread X-BeenThere: lttng-dev@lists.lttng.org X-Mailman-Version: 2.1.39 Precedence: list List-Id: LTTng development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Norbert Lange via lttng-dev Reply-To: Norbert Lange Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: lttng-dev-bounces@lists.lttng.org Sender: "lttng-dev" Eagerly register the thread, and avoid taking mutex during the first tracepoint. Signed-off-by: Norbert Lange --- src/lib/lttng-ust/lttng-ust-comm.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/lib/lttng-ust/lttng-ust-comm.c b/src/lib/lttng-ust/lttng-ust-comm.c index ba0bd985..3ff6b086 100644 --- a/src/lib/lttng-ust/lttng-ust-comm.c +++ b/src/lib/lttng-ust/lttng-ust-comm.c @@ -447,6 +447,8 @@ void lttng_ust_init_thread(void) * this thread attempts to use them. */ lttng_ust_alloc_tls(true); + + lttng_ust_urcu_register_thread(); } int lttng_get_notify_socket(void *owner) -- 2.35.1 _______________________________________________ lttng-dev mailing list lttng-dev@lists.lttng.org https://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev