Re: [RFC PATCH v2 19/22] i386/xen: implement HVMOP_set_evtchn_upcall_vector

2022-12-12 Thread Paul Durrant
On 09/12/2022 09:56, David Woodhouse wrote: From: Ankur Arora The HVMOP_set_evtchn_upcall_vector hypercall sets the per-vCPU upcall vector, to be delivered to the local APIC just like an MSI (with an EOI). This takes precedence over the system-wide delivery method set by the HVMOP_set_param hy

[RFC PATCH v2 19/22] i386/xen: implement HVMOP_set_evtchn_upcall_vector

2022-12-09 Thread David Woodhouse
From: Ankur Arora The HVMOP_set_evtchn_upcall_vector hypercall sets the per-vCPU upcall vector, to be delivered to the local APIC just like an MSI (with an EOI). This takes precedence over the system-wide delivery method set by the HVMOP_set_param hypercall with HVM_PARAM_CALLBACK_IRQ. It's used