Received: by 2002:a25:d7c1:0:0:0:0:0 with SMTP id o184csp3396289ybg; Mon, 28 Oct 2019 12:08:44 -0700 (PDT) X-Google-Smtp-Source: APXvYqzS9OgBqAF3GrfyZuvbixv4oKKFYLNOZyNKXjq+K8iKZ9PeBSr630xviCeD9DvqB2yJNT7c X-Received: by 2002:a50:b685:: with SMTP id d5mr21542645ede.276.1572289724564; Mon, 28 Oct 2019 12:08:44 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1572289724; cv=none; d=google.com; s=arc-20160816; b=Q2oAD3EJQzEv9hasKMOKSu436LqZ43gJdK0l4xdvHFUe+LQApPHc/l4B2lWaohvywH +KjzxrzYI+FVk0zxmb23QlZIbeBkEJ4uDAF+DYm0fZV7zmx5Kby7a1BB8dQjnesEA0UH LSNiqYsNTkxxGYCsYs135OKuMciTH7viZYhdvavDNVLLPiWSKh15PVPcOxdi2CkHUU0z pLCBc1OlMp1IolLEVX31pjNk6Ut8Yp53gMSJYu/k5WhJzyg8em+t0+MmlJ8HCND4Kaa1 xzPHV+xKuGDQFtweIWkI3mJwDMl9WJo6w0HzPD7e+nyp1f5V2NxYZRBj09Rw5Rddz3tj jXcw== 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 :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject; bh=N2eJorBXzJvSNRAA3jxX64DHYvK91Wg5LPt6EGvoVvg=; b=YRFDIx7w4CMDBsAJ3ivRE+w6b9nPAdVYlsS2v+JQzDNrXGog1NSBoMZZHTdR5mtRYe L1MAVwqyTCND2mE1VdJydVV3ayHELmWZlk2kfQLwPQatC6wMWsjfb/oEBthU++6BUOKa PXdK2fqUdT4pzoaG2rJ15XnlwNJeZBGQEmOIENKotgrYXhnsArzTbmLZDgg/in4Mc0ZO awSxGhame9JhHtuSnz5iCBJ3d/mZFSjAAS0Bdo13G240b4Fl7UI/TYQUNaWBcN8lUHra xQ1dvccdO1NR+1MpgtMdqhjTeezlIeADmz0XQrLLbTbbMKkBFFMQecxM8Kli7lRRXwIg 8YEw== 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 c26si8219814edc.416.2019.10.28.12.08.20; Mon, 28 Oct 2019 12:08:44 -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 S2387978AbfJ1JVH (ORCPT + 99 others); Mon, 28 Oct 2019 05:21:07 -0400 Received: from szxga06-in.huawei.com ([45.249.212.32]:36634 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1731818AbfJ1JVG (ORCPT ); Mon, 28 Oct 2019 05:21:06 -0400 Received: from DGGEMS412-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 9833292B863420F96A74; Mon, 28 Oct 2019 17:21:04 +0800 (CST) Received: from [127.0.0.1] (10.173.222.27) by DGGEMS412-HUB.china.huawei.com (10.3.19.212) with Microsoft SMTP Server id 14.3.439.0; Mon, 28 Oct 2019 17:20:55 +0800 Subject: Re: [PATCH v2 02/36] irqchip/gic-v3-its: Factor out wait_for_syncr primitive To: Marc Zyngier , , CC: Eric Auger , James Morse , Julien Thierry , Suzuki K Poulose , Thomas Gleixner , Jason Cooper , Lorenzo Pieralisi , "Andrew Murray" , Jayachandran C , "Robert Richter" References: <20191027144234.8395-1-maz@kernel.org> <20191027144234.8395-3-maz@kernel.org> From: Zenghui Yu Message-ID: <3c618f47-de32-3868-7aaa-ca146e1e028c@huawei.com> Date: Mon, 28 Oct 2019 17:20:54 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.2.0 MIME-Version: 1.0 In-Reply-To: <20191027144234.8395-3-maz@kernel.org> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.173.222.27] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2019/10/27 22:42, Marc Zyngier wrote: > Waiting for a redistributor to have performed an operation is a > common thing to do, and the idiom is already spread around. > As we're going to make even more use of this, let's have a primitive > that does just that. > > Signed-off-by: Marc Zyngier Reviewed-by: Zenghui Yu