Received: by 10.213.65.68 with SMTP id h4csp1647049imn;
        Thu, 15 Mar 2018 05:53:53 -0700 (PDT)
X-Google-Smtp-Source: AG47ELvTiIfKQMhPDxJewMdLDgGFZ6sHE1jkIXTOKO3c8TL5RzEZ8D41tbQmKn9nTscyh9fK1FSy
X-Received: by 10.99.131.73 with SMTP id h70mr6620293pge.195.1521118433416;
        Thu, 15 Mar 2018 05:53:53 -0700 (PDT)
ARC-Seal: i=1; a=rsa-sha256; t=1521118433; cv=none;
        d=google.com; s=arc-20160816;
        b=Lh45VX7nNhR8zs8fMYydmwfpNDE61VvBVYbvSM257VeXaUy95j3NVyGLvKZtNHTTmi
         wWLSMg5zA9mvqJwbbZbMNfJbNOohuycOd4WGXUPd7YpujzC5Vvx+5UwDnkv4Jh5BMsGt
         NXPa7GLoZkYKVb80GF3ltDumdzY7E4UnKf5y8X+2uuYCwjOW4mBWNbEdX+4WV6/BS++Q
         LDdTiiOpu48H+Z5tSYclEaSOzvBamZ1muHIoFLpq+UEkXT+C/g0Q1PSS0NNiMD7QJpHm
         Q3/On7Vs29s4vbFuNFoZbmhemLS60tSOqkA2sU2niNem936YjS9PnwFsJCCaT4oU9fju
         +GRg==
ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816;
        h=list-id:precedence:sender:date:subject:user-agent:message-id
         :references:cc:in-reply-to:from:to:content-transfer-encoding
         :mime-version:arc-authentication-results;
        bh=lgKpmKF5/raOAowpANa3y9p2LFa/vuO3Z4k1pkNrP3g=;
        b=mPEjp6w1bUpBqhBqz2TMqhTuDopynrAEmv9d47252xEtRsZS6fvX6uMrHZCYE1mWio
         ceWB0lskacHcdlbIVw9LoQiQ2bqCYVQyvCesz1k+JmA91d3+MrZXKFdB0a8Hwmswf3NX
         iMuUBB4eqqAbNkY1ZnBZe2hC9n2AZV10Vr07TN4Zkjrgw8j7oQuG35HKNXaNW0qxrE6E
         pl7Ku4OLjHX8t9tls9Xf+nwfR1ZLJJPT41UtQRy6tNvz3iGyGqKx+9IEf2edXvxSnpTj
         8yThChlpQqSYLo/qSZITzyPfM+XxKgU1uys5JZwqeWm8d0QtBgPwGtiJioB+wptPUK8t
         Yyeg==
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: <linux-kernel-owner@vger.kernel.org>
Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67])
        by mx.google.com with ESMTP id t61-v6si4004866plb.195.2018.03.15.05.53.39;
        Thu, 15 Mar 2018 05:53:53 -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 S1752252AbeCOMwE convert rfc822-to-8bit (ORCPT
        <rfc822;uzarths@gmail.com> + 99 others);
        Thu, 15 Mar 2018 08:52:04 -0400
Received: from mail.fireflyinternet.com ([109.228.58.192]:52099 "EHLO
        fireflyinternet.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org
        with ESMTP id S1751508AbeCOMwD (ORCPT
        <rfc822;linux-kernel@vger.kernel.org>);
        Thu, 15 Mar 2018 08:52:03 -0400
X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=78.156.65.138;
Received: from localhost (unverified [78.156.65.138]) 
        by fireflyinternet.com (Firefly Internet (M1)) with ESMTP (TLS) id 11038857-1500050 
        for multiple; Thu, 15 Mar 2018 12:50:21 +0000
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: 8BIT
To:     Peter Zijlstra <peterz@infradead.org>,
        "Ingo Molnar" <mingo@kernel.org>, linux-kernel@vger.kernel.org
From:   Chris Wilson <chris@chris-wilson.co.uk>
In-Reply-To: <20180315123202.419618431@infradead.org>
Cc:     "Dan Williams" <dan.j.williams@intel.com>,
        "David Howells" <dhowells@redhat.com>,
        "Daniel Vetter" <daniel.vetter@intel.com>,
        "David Airlie" <airlied@linux.ie>,
        "Stanimir Varbanov" <stanimir.varbanov@linaro.org>,
        "Chris Mason" <clm@fb.com>,
        "Anna Schumaker" <anna.schumaker@netapp.com>,
        "Joel Becker" <jlbec@evilplan.org>,
        "James Hogan" <jhogan@kernel.org>,
        "Ralf Baechle" <ralf@linux-mips.org>,
        "Linus Torvalds" <torvalds@linux-foundation.org>,
        "George Spelvin" <linux@sciencehorizons.net>,
        "Peter Zijlstra (Intel)" <peterz@infradead.org>
References: <20180315121902.942902000@infradead.org>
 <20180315123202.419618431@infradead.org>
Message-ID: <152111822018.25315.4881212793091836591@mail.alporthouse.com>
User-Agent: alot/0.3.6
Subject: Re: [PATCH 02/11] sched/wait,drm: Replace wait_on_atomic_t usage
Date:   Thu, 15 Mar 2018 12:50:20 +0000
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

Quoting Peter Zijlstra (2018-03-15 12:19:04)
> Convert the wait_on_atomic_t() usage to the new wait_var_event() API.
> 
> Unlike the wake_up_atomic_t(), wake_up_var() will issue the wakeup
> even if the variable is not 0.
> 
> Cc: Daniel Vetter <daniel.vetter@intel.com>
> Cc: David Airlie <airlied@linux.ie>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
-Chris