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kvm-all: add trace events for kvm irqchip ops

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These will help us monitoring irqchip route activities more easily.

Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Peter Xu 2016-07-14 13:56:35 +08:00 • committed by Michael S. Tsirkin
parent a3f409cb4a
commit 54a6c11b20
2 changed files with 8 additions and 0 deletions
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5
kvm-all.c
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@ -1048,6 +1048,7 @@ void kvm_irqchip_commit_routes(KVMState *s)
int ret;
s->irq_routes->flags = 0;
trace_kvm_irqchip_commit_routes();
ret = kvm_vm_ioctl(s, KVM_SET_GSI_ROUTING, s->irq_routes);
assert(ret == 0);
}
@ -1271,6 +1272,8 @@ int kvm_irqchip_add_msi_route(KVMState *s, int vector, PCIDevice *dev)
return -EINVAL;
}
trace_kvm_irqchip_add_msi_route(virq);
kvm_add_routing_entry(s, &kroute);
kvm_arch_add_msi_route_post(&kroute, vector, dev);
kvm_irqchip_commit_routes(s);
@ -1301,6 +1304,8 @@ int kvm_irqchip_update_msi_route(KVMState *s, int virq, MSIMessage msg,
return -EINVAL;
}
trace_kvm_irqchip_update_msi_route(virq);
return kvm_update_routing_entry(s, &kroute);
}