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From: Richard Purdie <richard.purdie@linuxfoundation.org>
To: Adrian Freihofer <adrian.freihofer@neratec.com>
Date: Thu, 29 May 2014 12:15:58 +0100
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References: <1634957.0tvEDlpPGg@chl500346>
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Cc: openembedded-core@lists.openembedded.org
Subject: Re: [PATCH] runqemu-internal: add NIC to kernel parameters
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On Tue, 2014-05-27 at 12:22 +0200, Adrian Freihofer wrote:
> Fixes [YOCTO #6356]
> 
> Problem: If QEMU parameters are extended to emulate additional
> network interfaces, NFS boot does not work. Example:
> runqemu ... qemuparams="-net nic,model=virtio... -net tap, ..."
> This is solved by extending the kernel parameters by "::eth0:on"
> ---
>  scripts/runqemu-internal | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/scripts/runqemu-internal b/scripts/runqemu-internal
> index d317dfd..30d6514 100755
> --- a/scripts/runqemu-internal
> +++ b/scripts/runqemu-internal
> @@ -249,7 +249,7 @@ else
>          n1=$(($n0 * 2 + 1))
>          n2=$(($n1 + 1))
>  
> -        KERNEL_NETWORK_CMD="ip=192.168.7.$n2::192.168.7.$n1:255.255.255.0"
> +        KERNEL_NETWORK_CMD="ip=192.168.7.$n2::192.168.7.$n1:255.255.255.0::eth0:on"
>          QEMU_TAP_CMD="-net tap,vlan=0,ifname=$TAP,script=no,downscript=no"
>          if [ "$KVM_ACTIVE" = "yes" ]; then
>              QEMU_NETWORK_CMD="-net nic,model=virtio $QEMU_TAP_CMD,vhost=on"

Unfortunately this results in failures in all our automated sanity
tests:

https://autobuilder.yoctoproject.org/main/builders/nightly-ipk/builds/94/steps/Running%20Sanity%20Tests_1/logs/stdio

Cheers,

Richard