Re: [Xen-devel] [RFC PATCHv2 0/3]: x86/ept: reduce translation invalidation impact

2015-12-03 Thread David Vrabel
On 02/12/15 07:14, Tian, Kevin wrote: >> From: David Vrabel [mailto:david.vra...@citrix.com] >> Sent: Saturday, November 14, 2015 2:50 AM >> >> This RFC series improves the performance of EPT by reducing the impact >> of the translation invalidations (ept_sync_domain()). Two approaches >> are used

Re: [Xen-devel] [RFC PATCHv2 0/3]: x86/ept: reduce translation invalidation impact

2015-12-01 Thread Tian, Kevin
> From: David Vrabel [mailto:david.vra...@citrix.com] > Sent: Saturday, November 14, 2015 2:50 AM > > This RFC series improves the performance of EPT by reducing the impact > of the translation invalidations (ept_sync_domain()). Two approaches > are used: > > a) Removing unnecessary invalidation

[Xen-devel] [RFC PATCHv2 0/3]: x86/ept: reduce translation invalidation impact

2015-11-13 Thread David Vrabel
This RFC series improves the performance of EPT by reducing the impact of the translation invalidations (ept_sync_domain()). Two approaches are used: a) Removing unnecessary invalidations after fixing misconfigured entries (after a type change). b) Deferring invalidations until the p2m write