Re: [PATCH 10 of 10] xen: mask out PWT too

2008-01-09 Thread Jeremy Fitzhardinge
Jan Beulich wrote: That's somewhat ugly, as it will need to be undone/modified for Dom0 and physical device access support. Jan Yes, I know, but its a quick workaround for a silent change in hypervisor behaviour. The proper fix would probably mask them out of the supported_pte_flags, but

Re: [PATCH 10 of 10] xen: mask out PWT too

2008-01-09 Thread Jan Beulich
That's somewhat ugly, as it will need to be undone/modified for Dom0 and physical device access support. Jan >>> Jeremy Fitzhardinge <[EMAIL PROTECTED]> 08.01.08 23:00 >>> The hypervisor doesn't allow PCD or PWT to be set on guest ptes, so make sure they're masked out. Also, fix up some previous