[klibc] Request: Infiniband Support in ipconfig
H. Peter Anvin
hpa at zytor.com
Wed Aug 1 09:31:54 PDT 2012
On 07/31/2012 12:26 PM, Wesley Brown wrote:
> When attempting to boot a system using Infiniband interfaces, ipconfig does not recognize Infiniband NICs as having valid MAC addresses, so they are silently ignored. As I would like to be able to netboot using Infiniband, I have patched ipconfig to support Infiniband interfaces.
>
> Fortunately, it's a pretty simple and straightforward patch. Below is the patch for your consideration.
>
> --- usr/kinit/ipconfig/netdev.c 2012-07-31 15:13:12.744747261 -0400
> +++ usr/kinit/ipconfig/netdev-ib.c 2012-07-31 15:16:26.468087750 -0400
> @@ -220,6 +220,9 @@
> case ARPHRD_LOOPBACK:
> dev->hwlen = 0;
> break;
> + case ARPHRD_INFINIBAND:
> + dev->hwlen = 20;
> + break;
> default:
> return -1;
> }
>
> As you can see, it simply returns the proper length of the IB interface's MAC address.
>
Any way you could get me a packet capture of your Infiniband boot session?
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
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