Re: [Xen-devel] [PATCH v3 19/26] ARM: vITS: handle MAPTI command

2017-04-01 Thread Vijay Kilari
On Fri, Mar 31, 2017 at 11:35 PM, Andre Przywara wrote: > The MAPTI commands associates a DeviceID/EventID pair with a LPI/CPU > pair and actually instantiates LPI interrupts. > We connect the already allocated host LPI to this virtual LPI, so that > any triggering IRQ on the host can be quickly f

[Xen-devel] [PATCH v3 19/26] ARM: vITS: handle MAPTI command

2017-03-31 Thread Andre Przywara
The MAPTI commands associates a DeviceID/EventID pair with a LPI/CPU pair and actually instantiates LPI interrupts. We connect the already allocated host LPI to this virtual LPI, so that any triggering IRQ on the host can be quickly forwarded to a guest. Beside entering the VCPU and the virtual LPI