Subject: Re: [Xen-devel] BUG in xennet_make_frags with paged skb data

From: David Vrabel <[email-masked]>
Date: Mon, 10 Nov 2014 16:42:25 +0000

On 10/11/14 16:39, Zoltan Kiss wrote:
> 
> The BUG_ON suggested by Stefan would be still reasonable:
> 
> BUG_ON(((page-compound_head(page))*PAGE_SIZE)+offset+len >
> PAGE_SIZE<<compound_order(compound_head(page)));

Well, it wouldn't trigger but I don't think it is useful any more.

David