Received: by 2002:a25:ab43:0:0:0:0:0 with SMTP id u61csp5323296ybi; Tue, 4 Jun 2019 05:03:52 -0700 (PDT) X-Google-Smtp-Source: APXvYqwnEvGISAhzhnhyoAL0sJDNruPpdwlmKQHzm1dhgJWufXWtRSae43LqJKx4K9BqVvroJDv/ X-Received: by 2002:a62:1ec1:: with SMTP id e184mr38055995pfe.185.1559649832470; Tue, 04 Jun 2019 05:03:52 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1559649832; cv=none; d=google.com; s=arc-20160816; b=r74VWYXbcLxx1nlwhy/AZTIglqnOWSZE//bZCJ0TA6fK5h0yVB3rw1yRo6fznoFbej WtXc5j7HjTvXa776fQgHHbhg2E0aijTRTiu54lIqiKUeHYfK3lQJjCYvni8MJ+5Ler1G mkPtigZAl3wA4Hhg+yAiAe9pHJ9kgXemQR2RL6hpkMHan+zxk6M8mMataErwW3wBo6n0 ub2Zm1uwwmMnbxqu8TXTUQdFLCgJfhFIkXwcOUbkYKq3oKQ8aWt9VNl2wZxvhfCwx0Az DEMHopsdwrWQSfuSEA2ino/XGSjLBoQj0jZe+2xNvrawuyqwclSyJ8lJRlBZjQjzrpEh goIA== 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=tNDOyWo3m7dNnXZxGDbrbrnCH2V+/BjVAJKVq7gEmjo=; b=Zs3kzme/srDohlAhphIIL7a9I0uYnKD2vpWSrl7tQJrejNtSl7AtwrAGWnohiJTxga e2o1z8/7zp2CXheGmZOc443uphSn8bz6gi9VItiwZaOCaXoE8h5v2Dwx8bMExPJWgSH3 FzSHOyNXwqm0UWTeYSloxVdq6iHmJn1wB4jOsHlD76MiMMpTqosAqnweXhNrtVr/T0uh zgmqFNafH4vbKgCBBwrftfRX7VFBuN9MQcpmT5Y9MNzsv2Eu+LPy4XEBkyjU8EANOml/ kufo2WNSGUh3BuivGu2HKx+dqPsIvOhcy8CB3hD9j1gSl0Oo4r10eqrztFIuIcgFCBXH WKyA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id h1si24064898pld.439.2019.06.04.05.03.30; Tue, 04 Jun 2019 05:03:52 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727484AbfFDMCB (ORCPT + 99 others); Tue, 4 Jun 2019 08:02:01 -0400 Received: from mail.kernel.org ([198.145.29.99]:59402 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727250AbfFDMCB (ORCPT ); Tue, 4 Jun 2019 08:02:01 -0400 Received: from oasis.local.home (unknown [146.247.46.6]) (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 C76CB2489A; Tue, 4 Jun 2019 12:01:57 +0000 (UTC) Date: Tue, 4 Jun 2019 08:01:53 -0400 From: Steven Rostedt To: Daniel Bristot de Oliveira Cc: Joel Fernandes , linux-kernel@vger.kernel.org, williams@redhat.com, Ingo Molnar , Peter Zijlstra , Thomas Gleixner , "Paul E. McKenney" , Matthias Kaehlcke , Frederic Weisbecker , Yangtao Li , Tommaso Cucinotta Subject: Re: [RFC 1/3] softirq: Use preempt_latency_stop/start to trace preemption Message-ID: <20190604080153.554a9ffd@oasis.local.home> In-Reply-To: <835664be-a8ef-d164-4bf9-e0918413796c@redhat.com> References: <20190529093056.GA146079@google.com> <20190529082248.76bb7a6c@oasis.local.home> <835664be-a8ef-d164-4bf9-e0918413796c@redhat.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=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 4 Jun 2019 12:39:03 +0200 Daniel Bristot de Oliveira wrote: > > This sounds more like a break in behavior not a functional change. I > > guess moving it to a header and making it a static __always_inline > > should be fine though. > > Steve, which header should I use? I would say include/linux/preempt.h if Peter doesn't have any issues with that. -- Steve