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

[Xen-devel] Re: [PATCH] Use hypercalls instead of accessing debug registers directly.



Ian Pratt wrote:

Use hypercalls instead of accessing debug registers directly.


Is this based on measurement? If the debug registers aren't on the
critical path its probably not worth the change. If they are, they
should probably be part of a multicall.

It's not on the critical path. We probably should just emulate the instruction on the GP fault.

        -Arun

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel


 


Rackspace

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