From owner-freebsd-arm@freebsd.org  Thu Jul 30 10:13:27 2015
Return-Path: <owner-freebsd-arm@freebsd.org>
Delivered-To: freebsd-arm@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id 86B829AB348
 for <freebsd-arm@mailman.ysv.freebsd.org>;
 Thu, 30 Jul 2015 10:13:27 +0000 (UTC) (envelope-from hps@selasky.org)
Received: from mail.turbocat.net (heidi.turbocat.net [88.198.202.214])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id 4564D166F
 for <freebsd-arm@freebsd.org>; Thu, 30 Jul 2015 10:13:26 +0000 (UTC)
 (envelope-from hps@selasky.org)
Received: from laptop015.home.selasky.org
 (cm-176.74.213.204.customer.telag.net [176.74.213.204])
 (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits))
 (No client certificate requested)
 by mail.turbocat.net (Postfix) with ESMTPSA id BEB241FE022;
 Thu, 30 Jul 2015 12:13:18 +0200 (CEST)
Message-ID: <55B9F914.7030403@selasky.org>
Date: Thu, 30 Jul 2015 12:14:44 +0200
From: Hans Petter Selasky <hps@selasky.org>
User-Agent: Mozilla/5.0 (X11; FreeBSD amd64;
 rv:31.0) Gecko/20100101 Thunderbird/31.7.0
MIME-Version: 1.0
To: Svatopluk Kraus <onwahe@gmail.com>
CC: John-Mark Gurney <jmg@funkthat.com>, 
 "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org>
Subject: Re: [RPI-B] [HEADS UP] DWC OTG TX path optimisation for 11-current
References: <55A7D8CE.4020809@selasky.org>	<CAHNYxxMp9jGDbV-5=-cE6daR-O3eN5pdvO1s-=QfX=A9XYqYmA@mail.gmail.com>	<55B23276.8090703@selasky.org>	<CAHNYxxNc9uB62hHEv1PM9PcsGgUs=zsvNgatqLD0p+iiDA3Aiw@mail.gmail.com>	<55B73113.2020308@selasky.org>	<CAFHCsPVaPZpqXLS7OApa=Xz5VLnLjVpV5dYV8Pn2uHh1Lcz7Tg@mail.gmail.com>	<55B8AB76.7030603@selasky.org>	<CAFHCsPUMaYEwJsaGUFuw9yZi_5bmraSBsOYpRWvSeuebpXBJUA@mail.gmail.com>	<55B8B297.1010008@selasky.org>	<CAFHCsPVGLs8j6LAV+g4rP_ueTOd8pUOupYFGvmgC3XGcJC720Q@mail.gmail.com>	<20150729154516.GH78154@funkthat.com>	<55B8F5EC.2050908@selasky.org>
 <CAFHCsPXmQCKt-5xWa6XwECqFO5oz4mT9m1mPu0dKmmQ+G9yUAA@mail.gmail.com>
In-Reply-To: <CAFHCsPXmQCKt-5xWa6XwECqFO5oz4mT9m1mPu0dKmmQ+G9yUAA@mail.gmail.com>
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Transfer-Encoding: 7bit
X-BeenThere: freebsd-arm@freebsd.org
X-Mailman-Version: 2.1.20
Precedence: list
List-Id: "Porting FreeBSD to ARM processors." <freebsd-arm.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-arm>,
 <mailto:freebsd-arm-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-arm/>
List-Post: <mailto:freebsd-arm@freebsd.org>
List-Help: <mailto:freebsd-arm-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-arm>,
 <mailto:freebsd-arm-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 30 Jul 2015 10:13:27 -0000

On 07/30/15 11:46, Svatopluk Kraus wrote:
> On Wed, Jul 29, 2015 at 5:49 PM, Hans Petter Selasky <hps@selasky.org> wrote:
>> On 07/29/15 17:45, John-Mark Gurney wrote:
>>>
>>> Just for your information, when I start buildworld, the system
>>>>
>>>> responds very fast (console, ssh). After about one hour, it starts to
>>>> print the following warnings:
>>
>>
>> Did this happen before r285935 aswell or only after this revision?
>
>
> Yes, it did. I can't say from which revision it's happening. I try to
> keep kernel updated with each change related to this problem, as I
> hope that it helps. But the problem is still present.
>

Can you try the patch I provided?

> However, the kernels were built without INVARIANTS. Yesterday, I
> prepared some debug patch which needed INVARIANTS anf KTR options and
> the problem did not happen. The buildworld finished in about 15 hours
> (taken from uptime) so it was about 2 hours faster then with kernel
> before r285935.
>

--HPS