Re: [Xen-ia64-devel] [PATCH 0/7] gnttab unmap_and_repace

On Wed, 2007-06-13 at 12:55 +0900, Isaku Yamahata wrote:
> On Tue, Jun 12, 2007 at 09:28:18PM -0600, Alex Williamson wrote:
> >    I took a little different strategy for the sba_iommu patch, but I
> > applied all the others.  Let me know if you see any problems with the
> > changes I made to sba_iommu.  Thanks for getting the tree working!
> 
> Hi Alex. It looks pretty good except one.
...
> 
> 
> pci_addr = virt_to_bus() must be after gnttab_dma_use_page() loop.
> Otherwise gnttab unmap_and_replace may happen between them.

Hi Isaku,

   Thanks, I missed that ordering requirement.  I'll fix it.

        Alex

-- 
Alex Williamson                             HP Open Source & Linux Org.


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