Received: by 2002:a25:1985:0:0:0:0:0 with SMTP id 127csp607416ybz; Wed, 15 Apr 2020 15:03:12 -0700 (PDT) X-Google-Smtp-Source: APiQypKYqzTbEJNv45QIy6jRYso8G1so2KrRCGZVhm0PxxmqBF9teuwp2LFS8KqaUTmemE36DDzj X-Received: by 2002:a17:906:4dc8:: with SMTP id f8mr7051474ejw.23.1586988192687; Wed, 15 Apr 2020 15:03:12 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1586988192; cv=none; d=google.com; s=arc-20160816; b=d6Kwnnb9ORzDim/+tt9PMqsm+ibfZZ0gBMYHR20oT783e7TvAntQB2zZgE6jjdno+j bDXRrV0G6cLPNvDH/A7yWCFq8WO1kCxJBDyFopnfbm1fKj0pScJPt4RuI1SeUvmDtQ6A 44wHuXMoXD4IKrWOCmBhwTpFFPIfavgci0BTOheQtLfkk/i405xzL3kfH2gE8Ls0XGQD jfsXTpTciMYdN43Wkj1L1EknXyDtr3jt+Fol2klVNA0+dParpXbxuXCyUBpUzurOfbi6 WYow8hukMaGurtxVM1Hd/lmWcLCckwaZYs3uV6InMhXi+Oly3IOM/FYhMKkyL948t9k0 yPHg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date; bh=AMKJ8HUz+jLsCug+yYTUG/Q5urCs8UrwYbRoxII3T7M=; b=L1ntumN6a/UnU3vRVtLH9omr5P7xNwxgmpHUXQpAsFAvG897gHSpVDDns4SkD20VKk rPyGbaG0aDxJ81eOM1vEDs+wmmOiOv/Y35bUGm/60mFXJrFyGBMx9yXJx4IS8PiC4MHH j8XbB7fqd3sr35LPzvVO//imvG1O/wt42JtkO3R1Papb5hq6/iFDz+AKDU9clGGIeJRk Aep3WJU1p3AQk/2MCbyyyXqjVJ9ZIVYoL0JkuZ0NTPjgvdGRFMtLNKGEPiPAFezp5E7Z 2OW+UDpe3XwxdpipVP5edrf+CGCzkWQvjNzStnVeos4S9VXGjxzX/hmyyl4DFpstrRml PfEg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id rv13si4319423ejb.115.2020.04.15.15.02.46; Wed, 15 Apr 2020 15:03:12 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2392727AbgDOBqz convert rfc822-to-8bit (ORCPT + 99 others); Tue, 14 Apr 2020 21:46:55 -0400 Received: from mail.kernel.org ([198.145.29.99]:59814 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392682AbgDOBqp (ORCPT ); Tue, 14 Apr 2020 21:46:45 -0400 Received: from oasis.local.home (cpe-66-24-58-225.stny.res.rr.com [66.24.58.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9277C20732; Wed, 15 Apr 2020 01:46:44 +0000 (UTC) Date: Tue, 14 Apr 2020 21:46:42 -0400 From: Steven Rostedt To: Xiao Yang Cc: Markus Elfring , , , , Ingo Molnar , Xiao Yang Subject: Re: [PATCH v2] tracing: Fix the race between registering 'snapshot' event trigger and triggering 'snapshot' operation Message-ID: <20200414214643.2e14ac76@oasis.local.home> In-Reply-To: <5E966604.1020400@cn.fujitsu.com> References: <5E966604.1020400@cn.fujitsu.com> X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 15 Apr 2020 09:40:20 +0800 Xiao Yang wrote: > On 2020/4/14 15:54, Markus Elfring wrote: > >> Traced event can trigger 'snapshot' operation(i.e. calls snapshot_trigger() > > > > I suggest to improve the change description. > > > > * Adjustment: > > … operation (i. e. … > Hi Markus, > > Which part of description do you want to change or could you provide an > example for reference? That part is fine for me. > > > > > * Will the tag “Fixes” become relevant? > > Do you mean to add the following "Fixes" tag? > Fixes: 93e31ffbf417 "tracing: Add 'snapshot' event trigger command" > Yeah, that fixes tag is appropriate. But I usually add those myself, you don't need to resend. -- Steve