Re: [Xen-devel] compound skb frag pages appearing in start_xmit

[Sander Eikelenboom <linux@xxxxxxxxxxxxxx>]

Thursday, October 11, 2012, 12:14:54 PM, you wrote:

> On Thu, 2012-10-11 at 11:05 +0100, Eric Dumazet wrote:
>> On Thu, 2012-10-11 at 12:00 +0200, Sander Eikelenboom wrote:
>> 
>> > Probably due to the BUG_ON from the patch below, i changed it into a 
>> > WARN_ON.
>> > And i seem to hit it, but only in one of the guests at the moment and it 
>> > triggers quite irregularly.
>> 
>> xennet_make_frags() is able to split the skb->head in multiple page-size
>> chunks.
>> 
>> It should do the same for fragments

> Right, I just want to be reproduce the issue so I can know I've fixed it
> properly ;-)

Trying to scp/sftp files from a guest seems to trigger it for me ..

> Ian.






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