Linux-kselftest Archive mirror
 help / color / mirror / Atom feed
From: Simon Horman <horms@kernel.org>
To: Benjamin Poirier <benjamin.poirier@gmail.com>
Cc: Aaron Conole <aconole@redhat.com>,
	Jakub Kicinski <kuba@kernel.org>,
	dev@openvswitch.org, netdev@vger.kernel.org,
	linux-kselftest@vger.kernel.org, Jiri Pirko <jiri@resnulli.us>
Subject: Re: [ovs-dev] selftests: openvswitch: Questions about possible enhancements
Date: Thu, 25 Apr 2024 08:33:17 +0100	[thread overview]
Message-ID: <20240425073317.GS42092@kernel.org> (raw)
In-Reply-To: <ZilIgbIvB04iUal2@f4>

On Wed, Apr 24, 2024 at 01:59:29PM -0400, Benjamin Poirier wrote:
> On 2024-04-24 18:37 +0100, Simon Horman wrote:
> > On Wed, Apr 24, 2024 at 05:44:05PM +0100, Simon Horman wrote:
> > > Hi Aaron, Jakub, all,
> > > 
> > > I have recently been exercising the Open vSwitch kernel selftests,
> > > using vng, something like this:
> > > 
> > > 	TESTDIR="tools/testing/selftests/net/openvswitch"
> > > 
> > >         vng -v --run . --user root --cpus 2 \
> > >                 --overlay-rwdir "$PWD" -- \
> > >                 "modprobe openvswitch && \
> > > 		 echo \"timeout=90\" >> \"${TESTDIR}/settings\" && \
> > >                  make -C \"$TESTDIR\" run_tests"
> > > 
> > > And I have some observations that I'd like to ask about.
> > > 
> > > 1. Building the kernel using the following command does not
> > >    build the openvswitch kernel module.
> > > 
> > > 	vng -v --build \
> > > 		--config tools/testing/selftests/net/config
> > > 
> > >    All that seems to be missing is CONFIG_OPENVSWITCH=m
> > >    and I am wondering what the best way of resolving this is.
> > > 
> > >    Perhaps I am doing something wrong.
> > >    Or perhaps tools/testing/selftests/net/openvswitch/config
> > >    should be created? If so, should it include (most of?) what is in
> > >    tools/testing/selftests/net/config, or just CONFIG_OPENVSWITCH=m?
> 
> I noticed something similar when testing Jiri's virtio_net selftests
> patchset [1].
> 
> drivers/net/virtio_net/config includes virtio options but the
> test also needs at least CONFIG_NET_VRF=y which is part of net/config.
> 
> Whatever the answer to your question, all config files should be
> coherent on this matter.

Yes, agreed. That is the main reason I'm asking about this.

> [1] https://lore.kernel.org/netdev/20240424104049.3935572-1-jiri@resnulli.us/
> 
> [...]
> > 
> >   5. openvswitch.sh starts with "#!/bin/sh".
> >      But substitutions such as "${ns:0:1}0"  fail if /bin/sh is dash.
> >      Perhaps we should change openvswitch.sh to use bash?
> 
> I think so. A similar change was done in
> c2518da8e6b0 selftests: bonding: Change script interpreter (v6.8-rc1)

Thanks, this one seems straightforward.

  parent reply	other threads:[~2024-04-25  7:33 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-24 16:44 selftests: openvswitch: Questions about possible enhancements Simon Horman
2024-04-24 17:37 ` [ovs-dev] " Simon Horman
2024-04-24 17:59   ` Benjamin Poirier
2024-04-24 18:14     ` Aaron Conole
2024-04-25  7:33     ` Simon Horman [this message]
2024-04-24 18:14 ` Aaron Conole
2024-04-25  7:40   ` Simon Horman
2024-04-25 20:00     ` Aaron Conole
2024-04-25  0:30 ` Jakub Kicinski
2024-04-25  8:26   ` Simon Horman
2024-04-25 18:57     ` [ovs-dev] " Simon Horman
2024-04-25 19:21       ` Jakub Kicinski
2024-04-25 20:04         ` Aaron Conole
2024-04-26  7:05         ` Simon Horman
2024-04-25 19:58   ` Aaron Conole

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20240425073317.GS42092@kernel.org \
    --to=horms@kernel.org \
    --cc=aconole@redhat.com \
    --cc=benjamin.poirier@gmail.com \
    --cc=dev@openvswitch.org \
    --cc=jiri@resnulli.us \
    --cc=kuba@kernel.org \
    --cc=linux-kselftest@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).