In init_Xenheap_pages(), try placing the call to memguard_guard_range()
*after* the adjustments to ps and pe (i.e., immediately before the call to
init_heap_pages()). I reckon that simple change should work for you.
 -- Keir
On 28/01/2010 15:29, "Wang, Shane" <shane.wang@xxxxxxxxx> wrote:
> Hi Keir,
>
> The issue causes page fault when the MACing code tries to access the page and
> hang.
> I suggest to initialize that page (I think it is in use because of dirty
> content) as unused, or xenheap_phys_end minus one page.
>
> Which one do you prefer?
>
> Thanks.
> Shane
>
> Wang, Shane wrote:
>> 
>> OK, now the page 0xbff000 is xenheap according to is_xen_heap_page(),
>> and it is used according to is_page_in_use(), but it is not mapped.
>> The issue happens.
>> 
>> Comment?
>> 
>> Thanks.
>> Shane
>
>
_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel