Re: [Xen-devel] [PATCH v5 04/17] vt-d: VT-d Posted-Interrupts feature detection

2015-08-12 Thread Konrad Rzeszutek Wilk
On Wed, Aug 12, 2015 at 10:35:25AM +0800, Feng Wu wrote: VT-d Posted-Interrupts is an enhancement to CPU side Posted-Interrupt. With VT-d Posted-Interrupts enabled, external interrupts from direct-assigned devices can be delivered to guests without VMM intervention when guest is running in

[Xen-devel] [PATCH v5 04/17] vt-d: VT-d Posted-Interrupts feature detection

2015-08-11 Thread Feng Wu
VT-d Posted-Interrupts is an enhancement to CPU side Posted-Interrupt. With VT-d Posted-Interrupts enabled, external interrupts from direct-assigned devices can be delivered to guests without VMM intervention when guest is running in non-root mode. CC: Yang Zhang yang.z.zh...@intel.com CC: Kevin