Re: [PATCH 2.6.18-rc4] aoe [07/13]: jumbo frame support 2 of 2

From: Ed L. Cashin
Date: Fri Aug 18 2006 - 19:18:57 EST


On Fri, Aug 18, 2006 at 11:58:32PM +0100, Alan Cox wrote:
> Ar Gwe, 2006-08-18 am 13:39 -0400, ysgrifennodd Ed L. Cashin:
...
> > @@ -28,7 +28,7 @@ new_skb(ulong len)
> > skb->protocol = __constant_htons(ETH_P_AOE);
> > skb->priority = 0;
> > skb_put(skb, len);
> > - memset(skb->head, 0, len);
> > + memset(skb->head, 0, ETH_ZLEN);
>
> You realise the tail of a short packet is cleared by the network drivers
> either in software or hardware ?

Yes, I think that the patch author is used to doing ETH_ZLEN because
of a bug in the e1000 driver where the short packets weren't getting
padded. I don't think I ever heard of a resolution to that issue, but
I could change it back to "len" here.

--
Ed L Cashin <ecashin@xxxxxxxxxx>
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