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kvm: irqchip: trace changes on msi add/remove

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It'll be nice to know which virq belongs to which device/vector when
adding msi routes, so adding two more parameters for the add trace.

Meanwhile, releasing virq has no tracing before. Add one for it.

Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <1494309644-18743-2-git-send-email-peterx@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Peter Xu 2017-05-09 14:00:42 +08:00 • committed by Paolo Bonzini
parent bd618eab76
commit 9ba35d0b86
2 changed files with 5 additions and 2 deletions
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4
kvm-all.c
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@ -1144,6 +1144,7 @@ void kvm_irqchip_release_virq(KVMState *s, int virq)
}
clear_gsi(s, virq);
kvm_arch_release_virq_post(virq);
trace_kvm_irqchip_release_virq(virq);
}
static unsigned int kvm_hash_msi(uint32_t data)
@ -1287,7 +1288,8 @@ int kvm_irqchip_add_msi_route(KVMState *s, int vector, PCIDevice *dev)
return -EINVAL;
}
trace_kvm_irqchip_add_msi_route(virq);
trace_kvm_irqchip_add_msi_route(dev ? dev->name : (char *)"N/A",
vector, virq);
kvm_add_routing_entry(s, &kroute);
kvm_arch_add_msi_route_post(&kroute, vector, dev);