search for: vmx_process_isr

...--git a/xen/arch/x86/hvm/vmx/vmx.c b/xen/arch/x86/hvm/vmx/vmx.c index 4d7c93f..43ed36c 100644 --- a/xen/arch/x86/hvm/vmx/vmx.c +++ b/xen/arch/x86/hvm/vmx/vmx.c @@ -1419,6 +1419,28 @@ static int vmx_virtual_intr_delivery_enabled(void) return cpu_has_vmx_virtual_intr_delivery; } +static void vmx_process_isr(int isr, struct vcpu *v) +{ + unsigned long status; + u8 old; + + if ( !cpu_has_vmx_virtual_intr_delivery ) + return; + + if (isr < 0) + isr = 0; + + vmx_vmcs_enter(v); + status = __vmread(GUEST_INTR_STATUS); + old = status >> VMX_GUEST_INTR_STATUS_SVI_OF...

From: Yang Zhang <yang.z.zhang@Intel.com> The follwoing patches are adding the Posted Interrupt supporting to Xen: Posted Interrupt allows vAPIC interrupts to inject into guest directly without any vmexit. - When delivering a interrupt to guest, if target vcpu is running, update Posted-interrupt requests bitmap and send a notification event to the vcpu. Then the vcpu will handle this