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

Re: [Xen-devel] [PATCH] x86: Convert shadow-paging to Kconfig



On 19/01/16 13:50, Ian Campbell wrote:
>
>>> What about nested virt?
>> Nested virt is completely broken with respect to migration.
> Sorry, I meant impact (generally) on nested, not WRT migration. AIUI shadow
> is required for either L1 or L2 (not sure which).

There is no requirement one way or another.  It function in any
combination you care to pick.

However, if you don't have HAP all the way down, Xen falls over very
quickly with spinlock contention if a guest actually starts doing some
real work.

~Andrew

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel


 


Rackspace

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