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 X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 27B4BC10F25 for ; Mon, 9 Mar 2020 21:25:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E78A824655 for ; Mon, 9 Mar 2020 21:25:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583789143; bh=4ijyWSSxC94KiyiVpAgewDVgm3OYlVLJsPEZIanHANA=; h=Date:From:To:Cc:Subject:Reply-To:References:In-Reply-To:List-ID: From; b=auG/nEHFaZS08hgpTj2KUIkZ6/NjQPWA0ZnGk10n5J+7PiStQ0C2Rx8VgLO7GKUFk BQ1VAHBz6qQWzBuIlhNRUR4kbhRZdYvSLnklr6qffFHil5aHquozI0TKoRWZTPZSdK wa79ECa+1wkqiuZg6EIEGBRZKjTiD5PEgI0PHvpM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726702AbgCIVZl (ORCPT ); Mon, 9 Mar 2020 17:25:41 -0400 Received: from mail.kernel.org ([198.145.29.99]:38656 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726118AbgCIVZl (ORCPT ); Mon, 9 Mar 2020 17:25:41 -0400 Received: from paulmck-ThinkPad-P72.home (50-39-105-78.bvtn.or.frontiernet.net [50.39.105.78]) (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 BEB4D24649; Mon, 9 Mar 2020 21:25:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583789140; bh=4ijyWSSxC94KiyiVpAgewDVgm3OYlVLJsPEZIanHANA=; h=Date:From:To:Cc:Subject:Reply-To:References:In-Reply-To:From; b=fGWUkGD2WRdYJfopM72ugAJcMZLQTonjIoudRt5Pb38LVX1OOhjFEqrBDuVdoMLgZ JD56jgTuQB6iCjLqluR1xE1GzFsJPD03MGJpTuvyX7ZrepjDxG7TNw/LAVKJbSAOTi 2c+tvBpHW6b0vKSdrVvoiyZgVoCYhCZUAU/PYrw4= Received: by paulmck-ThinkPad-P72.home (Postfix, from userid 1000) id 9581B3522730; Mon, 9 Mar 2020 14:25:40 -0700 (PDT) Date: Mon, 9 Mar 2020 14:25:40 -0700 From: "Paul E. McKenney" To: Steven Rostedt Cc: Thomas Gleixner , LKML , Peter Zijlstra , Masami Hiramatsu , Alexei Starovoitov , Mathieu Desnoyers , Joel Fernandes , Frederic Weisbecker Subject: Re: Instrumentation and RCU Message-ID: <20200309212540.GV2935@paulmck-ThinkPad-P72> Reply-To: paulmck@kernel.org References: <87mu8p797b.fsf@nanos.tec.linutronix.de> <20200309204710.GU2935@paulmck-ThinkPad-P72> <20200309165811.05603ce0@gandalf.local.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200309165811.05603ce0@gandalf.local.home> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Mar 09, 2020 at 04:58:11PM -0400, Steven Rostedt wrote: > On Mon, 9 Mar 2020 13:47:10 -0700 > "Paul E. McKenney" wrote: > > > Yeah, I know. Just what the kernel doesn't need, yet another variant > > of RCU... > > And call this variant: yarcu (Yet Another RCU) (pronounced yar-ku ?) I was thinking in terms of rcu_read_lock_trace(), but hey! Thanx, Paul