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Date: Thu, 11 Dec 2014 17:12:03 -0300 From: Ezequiel Garcia <ezequiel.garcia@...e-electrons.com> To: David Miller <davem@...emloft.net>, linux@....linux.org.uk CC: netdev@...r.kernel.org Subject: Re: Bug: mv643xxx fails with highmem On 12/11/2014 05:10 PM, David Miller wrote: > From: Russell King - ARM Linux <linux@....linux.org.uk> > Date: Thu, 11 Dec 2014 19:49:20 +0000 > >> Commit 69ad0dd7af22 removed skb_frag_dma_map() in favour of mapping >> all fragments with dma_map_single(). This fails when the driver is >> used in an environment with highmem. > > This change looks really buggy to me. > > Unfortunately, all the changes he subsequently makes for software TSO > support depend upon this :-/ > > The change is definitely wrong. > Got it. I'll take a closer look and will try to think a fix for this. -- Ezequiel García, Free Electrons Embedded Linux, Kernel and Android Engineering http://free-electrons.com -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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