Re: Python 2 and test/vm/netbsd - Philippe Mathieu-Daudé

From: "Philippe Mathieu-Daudé" <philmd@redhat.com>
To: "Alex Bennée" <alex.bennee@linaro.org>, "Kamil Rytarowski" <n54@gmx.com>
Cc: "Fam Zheng" <fam@euphon.net>,
	"Peter Maydell" <peter.maydell@linaro.org>,
	"Thomas Huth" <thuth@redhat.com>,
	"Eduardo Habkost" <ehabkost@redhat.com>,
	"QEMU Developers" <qemu-devel@nongnu.org>,
	"Marc-André Lureau" <marcandre.lureau@redhat.com>,
	"Kamil Rytarowski" <kamil@netbsd.org>,
	"Gerd Hoffmann" <kraxel@redhat.com>,
	"Cleber Rosa" <crosa@redhat.com>, "Kevin Wolf" <kwolf@redhat.com>,
	"John Snow" <jsnow@redhat.com>
Subject: Re: Python 2 and test/vm/netbsd
Date: Wed, 16 Oct 2019 14:23:30 +0200	[thread overview]
Message-ID: <e9698ee5-81f1-4556-d446-1f7332021070@redhat.com> (raw)
In-Reply-To: <875zkp5534.fsf@linaro.org>

On 10/16/19 12:59 PM, Alex Bennée wrote:
> Kamil Rytarowski <n54@gmx.com> writes:
>> On 16.10.2019 08:11, Thomas Huth wrote:
>>> On 16/10/2019 05.00, Eduardo Habkost wrote:
>>>> On Tue, Sep 17, 2019 at 08:31:40PM -0300, Eduardo Habkost wrote:
>>>>> On Mon, Jul 01, 2019 at 07:25:27PM -0300, Eduardo Habkost wrote:
>>>>>> On Mon, Jun 10, 2019 at 01:58:50PM +0100, Peter Maydell wrote:
>>>> [...]
>>>>>>> The configure check also spits out deprecation warnings for
>>>>>>> the NetBSD/FreeBSD/OpenBSD tests/vm configurations. It would be nice
>>>>>>> to get those updated.
>>>>>>
>>>>>> CCing the test/vm maintainers.
>>>>>>
>>>>>> Fam, Alex, are you able to fix this and create new BSD VM images
>>>>>> with Python 3 available?  I thought the VM image configurations
>>>>>> were stored in the source tree, but they are downloaded from
>>>>>> download.patchew.org.
>>>>>
>>>>> Fam, Alex, can you help us on this?  Python 2 won't be supported
>>>>> anymore, so we need the VM images to be updated.
>>>>
>>>> Anyone?
>>>>
>>>> I'm about to submit patches to remove Python 2 support, and this
>>>> will break tests/vm/netbsd.
>>>>
>>>> I'm powerless to fix this issue, because the netbsd image is
>>>> hosted at download.patchew.org.
>>>
>>> Gerd had a patch to convert the netbsd VM script to ad hoc image
>>> creation, too:
>>>
>>> https://lists.gnu.org/archive/html/qemu-devel/2019-05/msg04459.html
>>>
>>> But there was a regression with the serial port between QEMU v3.0 and
>>> v4.x, so it was not included:
>>>
>>> https://lists.gnu.org/archive/html/qemu-devel/2019-05/msg06784.html
>>>
>>> I guess someone™ needs to bisect that regression, so we can fix that bug
>>> and finally include Gerd's patch...
>>>
>>>    Thomas
>>>
>>
>> Is this a regression in qemu? How to reproduce the problem? "make
>> vm-build-netbsd V=1" ?
> 
> You'll need to apply the patch from that series:
> 
>    tests/vm: netbsd autoinstall, using serial
> 
> (all the others got merged)
> 
>> I can have a look but I need to know exact specifics of the problem.

IIRC this is not a NetBSD specific issue, but the NetBSD image triggers 
the chardev bug reliably.

> Make sure you've cleared out any cached images. As was mentioned in the
> thread it seems to be a little host dependant - some host systems it was
> working and some it was not.