From mboxrd@z Thu Jan  1 00:00:00 1970
From: Lucas Meneghel Rodrigues <lmr@redhat.com>
Subject: Re: [Autotest][PATCH] KVM Test: Update qemu-ifup script to set
 bridge's forwarding delay to 0.
Date: Mon, 17 May 2010 17:44:09 -0300
Message-ID: <1274129049.8388.5.camel@freedom>
References: <1273477288-5033-1-git-send-email-fyang@redhat.com>
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Cc: autotest@test.kernel.org, kvm@vger.kernel.org,
	Dor Laor <dlaor@redhat.com>
To: Feng Yang <fyang@redhat.com>
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On Mon, 2010-05-10 at 15:41 +0800, Feng Yang wrote:
> Our pxe case always fail. The problem is that the bridge takes some time 
> to enter the forwarding state. Before that, packages are simply dropped by
> the bridge.
> If one sets:
> $ brctl setfd <bridge> 0 # forward delay = 0
> 
> It works.

Also, per Dor's recommendation, set STP to 'off'. Commited with small
changes:

http://autotest.kernel.org/changeset/4493


> Signed-off-by: Feng Yang <fyang@redhat.com>
> ---
>  client/tests/kvm/scripts/qemu-ifup |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/client/tests/kvm/scripts/qemu-ifup b/client/tests/kvm/scripts/qemu-ifup
> index bcd9a7a..3d23fb4 100755
> --- a/client/tests/kvm/scripts/qemu-ifup
> +++ b/client/tests/kvm/scripts/qemu-ifup
> @@ -6,3 +6,4 @@ switch=$(/usr/sbin/brctl show | awk 'NR==2 { print $1 }')
>  
>  /sbin/ifconfig $1 0.0.0.0 up
>  /usr/sbin/brctl addif ${switch} $1
> +/usr/sbin/brctl setfd ${switch} 0