Re: [Xen-devel] [PATCH v10 4/7] Update IRTE according to guest interrupt config changes

2015-12-10 Thread Tian, Kevin
> From: Feng Wu > Sent: Thursday, December 03, 2015 4:36 PM > > When guest changes its interrupt configuration (such as, vector, etc.) > for direct-assigned devices, we need to update the associated IRTE > with the new guest vector, so external interrupts from the assigned > devices can be injecte

[Xen-devel] [PATCH v10 4/7] Update IRTE according to guest interrupt config changes

2015-12-03 Thread Feng Wu
When guest changes its interrupt configuration (such as, vector, etc.) for direct-assigned devices, we need to update the associated IRTE with the new guest vector, so external interrupts from the assigned devices can be injected to guests without VM-Exit. For lowest-priority interrupts, we use ve