[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Xen-devel] MULTI_mmu_update, HYPERVISOR_mmu_update and pte entry

On Wed, May 18, 2011 at 1:25 PM, Christopher Benninger
<chrisbenninger@xxxxxxxxx> wrote:
> Hi Jeremy,
> I am definitely doing something weird, but on purpose. I am trying to
> determine which process specifically owns the pte in question. I have a domU
> module which I can ask for information, I just dont know how to get the ptr
> provided, into a useful context I can send it.

Most pte updates belong to current process. Maybe you can use CR3 to
determine to which page table a specified pte belongs. But it may be
hard to determine the actual task_struct IMHO.

Best regards
Wei Liu
Twitter: @iliuw
Site: http://liuw.name

Xen-devel mailing list



Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.