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Re: [Xen-devel] x86_64 eth0 e1000_clean_tx_irq tx hang

To: Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx>
Subject: Re: [Xen-devel] x86_64 eth0 e1000_clean_tx_irq tx hang
From: Chris Wright <chrisw@xxxxxxxxxxxx>
Date: Wed, 8 Feb 2006 17:59:16 -0800
Cc: Chris Wright <chrisw@xxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, adam@xxxxxxxxxxx
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* Ian Pratt (m+Ian.Pratt@xxxxxxxxxxxx) wrote:
>  > > That's interesting, but I'd be surprised if it was an 
> > swiotlb thing -- 
> > > it looks so much more like an interrupt problem. e1000 and tg3 
> > > shouldn't be going anywhere near swiotlb anyhow.
> > > 
> > > Please can you try a PAE kernel just to check you don't have the 
> > > problem.
> > 
> > It's 64-bit.
> Yep, but I'm wandering whether it's worth trying a PAE kernel as that
> might give a datapoint to indicate whether swiotlb might be involved. 

Yeah, sorry, I was confused at first.  I'm building PAE atm.


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