Hi, If I am not wrong I did not get any reply to this question. Can anyone share his/her experience/knowledge on this gsi routing/irqfd use case? Thank you in advance Best Regards Eric On 06/17/2014 01:39 PM, Eric Auger wrote: > Hello, > > I have a question related to KVM_IRQFD and KVM_SET_GSI_ROUTING ioctl > relationship. > > When reading the KVM API documentation I do not understand there is any > dependency between KVM_IRQFD and KVM_SET_GSI_ROUTING. According to the > text it seems only the gsi field is used and interpreted as the irqchip pin. > > However irqchip.c kvm_set_irq code relies on an existing and not dummy > routing table. > > My question is: does anyone agree on the fact the user-side must set a > consistent routing table using KVM_SET_GSI_ROUTING before using > KVM_IRQFD? The other alternative would have been to build a default > identity GSI routing table in the kernel (gsi = irqchip.pin). > > In the positive, shouldn't we clarify the KVM API documentation? > > Thank you in advance > > Best Regards > > Eric > -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
