Received: by 2002:a05:7412:8d10:b0:f3:1519:9f41 with SMTP id bj16csp5728288rdb; Wed, 13 Dec 2023 18:49:29 -0800 (PST) X-Google-Smtp-Source: AGHT+IFamOF8/7i5kIYYcHec7JXAQ+Pr6Ld+UJfKJNCBdeNtyUWKh1USKhRA37K6QO2eo++voqAk X-Received: by 2002:a05:6808:2f15:b0:3b9:f621:b1f7 with SMTP id gu21-20020a0568082f1500b003b9f621b1f7mr14553685oib.98.1702522169398; Wed, 13 Dec 2023 18:49:29 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1702522169; cv=none; d=google.com; s=arc-20160816; b=vY1vXYO3A1hmI1cZYkwufLubgPQoOuvhszT6Bp6HIxDLmXYI90Wg+psxy7jAmCNsZR LG5W/zQV7foazRVaDD3b4SAdZZ1sPoZKpUdcPmPMkIlvZlzoYDCUbK0Kqd64ewS0S/jR JSzf5LJF29UhKiPnaOCX8qxvVnet7fr4eya045lOpySO8bzr/eCMdAJZ6q8g/l3p5HJj m9cfNDVuh2q87MmeYq8Jo/UXjMeMmrmSxYgz3d9CNxM17sEUl6LMrUU9V9nuHIir1wWD hT50ltWtLXsJblbPPkNEYm2pEwrdI+WHCz5xwFw48XX9yNwOkwb7GCJhnCqoVIZAw24q EY/A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date; bh=sS79LyMdLdMf7Oui/HlrNVIAca9IYLTZi4W+C7iZTNQ=; fh=R8JZsVKDlS7lXIAvTNV55bsjlDBI0i4sqiOYXO4tZQA=; b=fdA3ctAiGs3ELWc3VcrNXA6+KajCU1vxj+HSd8i/BlfCpH2CYt7a2uQxK7kJP98QF3 4dWBIOMaweBPZ6DCqFAMNUMiosWrLd8Nqh+QIpOv6KOPlCVgDLmkWbMdWOfzkzx9ngOG jjUIqBXV9moZCwhWBum3NrQ1tHKq7hIApq7dwzl+wkm8BL14dKZnR5Nhj7xp+3DznzD7 4t7ll7ngyq9IlzSGZFzexdE+3vd5yTzvFuCy+kddzIEOuQ6cKz8d6NRCLcsUbrwtck7R S8vhgu2d8+cHDcJAQsIm15UPckxjb866FkiQ2PiD2KqyJ15LPI3yFxGC0LQfrPFEN5ie 3rRQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.33 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from lipwig.vger.email (lipwig.vger.email. [23.128.96.33]) by mx.google.com with ESMTPS id j12-20020a170903024c00b001cf9a43d328si10703354plh.66.2023.12.13.18.49.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Dec 2023 18:49:29 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.33 as permitted sender) client-ip=23.128.96.33; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.33 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by lipwig.vger.email (Postfix) with ESMTP id CAB90802987E; Wed, 13 Dec 2023 18:49:26 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at lipwig.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1442883AbjLNCtO (ORCPT + 99 others); Wed, 13 Dec 2023 21:49:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59776 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235553AbjLNCtA (ORCPT ); Wed, 13 Dec 2023 21:49:00 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AD1DB10E7 for ; Wed, 13 Dec 2023 18:48:46 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5218AC433C8; Thu, 14 Dec 2023 02:48:45 +0000 (UTC) Date: Wed, 13 Dec 2023 21:49:30 -0500 From: Steven Rostedt To: LKML , Linux Trace Kernel Cc: Masami Hiramatsu , Mark Rutland , Mathieu Desnoyers Subject: Re: [PATCH] ring-buffer: Remove 32bit timestamp logic Message-ID: <20231213214930.5a501584@gandalf.local.home> In-Reply-To: <20231213211126.24f8c1dd@gandalf.local.home> References: <20231213211126.24f8c1dd@gandalf.local.home> X-Mailer: Claws Mail 3.19.1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lipwig.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (lipwig.vger.email [0.0.0.0]); Wed, 13 Dec 2023 18:49:26 -0800 (PST) On Wed, 13 Dec 2023 21:11:26 -0500 Steven Rostedt wrote: > @@ -3720,6 +3517,7 @@ rb_reserve_next_event(struct trace_buffer *buffer, > struct rb_event_info info; > int nr_loops = 0; > int add_ts_default; > + static int once; > > /* ring buffer does cmpxchg, make sure it is safe in NMI context */ > if (!IS_ENABLED(CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG) && Oops, some debug code got committed! -- Steve