linux-kernel - Re: Corrupt Network Packets -- 3.17-rc5/rc6

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Message-Id: <20140922.150736.400581155949686923.davem@davemloft.net>
Date:	Mon, 22 Sep 2014 15:07:36 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	clem@...m.clem-digital.net
Cc:	xiyou.wangcong@...il.com, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org
Subject: Re: Corrupt Network Packets -- 3.17-rc5/rc6

From: Pete Clements <clem@...m.clem-digital.net>
Date: Mon, 22 Sep 2014 14:30:36 -0400 (EDT)

> 
> Thanks. Does not patch. Code looks not to be in the rc6 that Linus
> put out. Guess there is more to come.  (This is what I believe is
> the segment in rc6 -- at line 2179.)
> 
> 	vp->tx_ring[entry].frag[i+1].addr =
> 		cpu_to_le32(skb_frag_dma_map(
> 		&VORTEX_PCI(vp)->dev,
> 		frag,
> 		frag->page_offset, frag->size, DMA_TO_DEVICE));

Just simply change the frag->page_offset argument to zero.
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