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Date: Mon, 10 Nov 2014 16:42:25 +0000 From: David Vrabel <david.vrabel@...rix.com> To: Zoltan Kiss <zoltan.kiss@...aro.org>, <netdev@...r.kernel.org>, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <eric.dumazet@...il.com>, Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>, Boris Ostrovsky <boris.ostrovsky@...cle.com>, Stefan Bader <stefan.bader@...onical.com>, Jay Vosburgh <jay.vosburgh@...onical.com>, <linux-kernel@...r.kernel.org>, <xen-devel@...ts.xenproject.org> Subject: Re: [Xen-devel] BUG in xennet_make_frags with paged skb data 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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