Displaying 1 result from an estimated 1 matches for "p2m_type".
Did you mean:
km_type
2007 Dec 05
13
[PATCH] unshadow the page table page which are used as data page
The patch deals with the situation which guest OS uses unused page table
pages as data pages and write data to them. The pages will still be
grabbed by Xen as page table pages, and lots of unnecessary page faults
occur.
The patch will check if the data guest writes to the page table contains
valid mfn or not, if not, we believe it is a data page now and then
unshadow the page.
The patch