From mboxrd@z Thu Jan  1 00:00:00 1970
From: andrew@lunn.ch (Andrew Lunn)
Date: Mon, 7 Jan 2013 10:47:47 +0100
Subject: [PATCH 1/4] arm: mvebu: limit OpenBlocks AX3-4 to 1 GB of RAM
In-Reply-To: <20130106235312.0839a879@skate>
References: <1357315498-4570-1-git-send-email-thomas.petazzoni@free-electrons.com>
 <1357315498-4570-2-git-send-email-thomas.petazzoni@free-electrons.com>
 <50E710CB.8070007@lunn.ch> <20130104183139.20492204@skate>
 <50E71356.3030203@lunn.ch> <20130104190345.460151d1@skate>
 <50E9EE7A.1080301@free-electrons.com>
 <20130106235312.0839a879@skate>
Message-ID: <20130107094747.GR3392@lunn.ch>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Sun, Jan 06, 2013 at 11:53:12PM +0100, Thomas Petazzoni wrote:
> Dear Gregory CLEMENT,
> 
> On Sun, 06 Jan 2013 22:36:58 +0100, Gregory CLEMENT wrote:
> 
> > Until now I didn't notice any problem on this board with the 3GB enable.
> > 
> > I made more tests since I received this email, I booted (cold and hot boot)
> > the board dozens of times, and indeed every 5 or 10 reboot the kernel hanged
> > during boot at line:
> > "UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)"
> 
> I think it hangs at the same place here.
> 
> > After applying your patch, I didn't notice any hang after 20 boots. Do you
> > have a test pattern which make the kernel to hang each time to be sure that
> > it is the root of the problem?
> 
> No, I don't have a specific pattern. It just hangs from time to time.
> Maybe 1 boot out of 5 or something like that. And it just hangs like it
> did for you.

Hi Thomas, Gregory

I've been testing my board some more, using the PlatHome kernel
installed on the device as i received it. I've rebooted the device 20
times and not had a single problem.

I will now swap to a mainline kernel, 3.8-rc2 plus UART patch.

  Andrew