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[Qemu-devel] [PATCH v11 27/28] kvm-all: add trace events for kvm irqchip
From: |
Peter Xu |
Subject: |
[Qemu-devel] [PATCH v11 27/28] kvm-all: add trace events for kvm irqchip ops |
Date: |
Tue, 5 Jul 2016 16:19:28 +0800 |
These will help us monitoring irqchip route activities more easily.
Signed-off-by: Peter Xu <address@hidden>
Reviewed-by: Paolo Bonzini <address@hidden>
---
kvm-all.c | 5 +++++
trace-events | 3 +++
2 files changed, 8 insertions(+)
diff --git a/kvm-all.c b/kvm-all.c
index 3764ba9..ef81ca5 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -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);
}
diff --git a/trace-events b/trace-events
index 4767059..52c6a6c 100644
--- a/trace-events
+++ b/trace-events
@@ -118,6 +118,9 @@ kvm_run_exit(int cpu_index, uint32_t reason) "cpu_index %d,
reason %d"
kvm_device_ioctl(int fd, int type, void *arg) "dev fd %d, type 0x%x, arg %p"
kvm_failed_reg_get(uint64_t id, const char *msg) "Warning: Unable to retrieve
ONEREG %" PRIu64 " from KVM: %s"
kvm_failed_reg_set(uint64_t id, const char *msg) "Warning: Unable to set
ONEREG %" PRIu64 " to KVM: %s"
+kvm_irqchip_commit_routes(void) ""
+kvm_irqchip_add_msi_route(int virq) "Adding MSI route virq=%d"
+kvm_irqchip_update_msi_route(int virq) "Updating MSI route virq=%d"
# TCG related tracing (mostly disabled by default)
# cpu-exec.c
--
2.4.11
- [Qemu-devel] [PATCH v11 17/28] intel_iommu: add support for split irqchip, (continued)
- [Qemu-devel] [PATCH v11 17/28] intel_iommu: add support for split irqchip, Peter Xu, 2016/07/05
- [Qemu-devel] [PATCH v11 18/28] x86-iommu: introduce IEC notifiers, Peter Xu, 2016/07/05
- [Qemu-devel] [PATCH v11 19/28] ioapic: register IOMMU IEC notifier for ioapic, Peter Xu, 2016/07/05
- [Qemu-devel] [PATCH v11 20/28] intel_iommu: Add support for Extended Interrupt Mode, Peter Xu, 2016/07/05
- [Qemu-devel] [PATCH v11 21/28] intel_iommu: add SID validation for IR, Peter Xu, 2016/07/05
- [Qemu-devel] [PATCH v11 22/28] kvm-irqchip: simplify kvm_irqchip_add_msi_route, Peter Xu, 2016/07/05
- [Qemu-devel] [PATCH v11 23/28] kvm-irqchip: i386: add hook for add/remove virq, Peter Xu, 2016/07/05
- [Qemu-devel] [PATCH v11 24/28] kvm-irqchip: x86: add msi route notify fn, Peter Xu, 2016/07/05
- [Qemu-devel] [PATCH v11 25/28] kvm-irqchip: do explicit commit when update irq, Peter Xu, 2016/07/05
- [Qemu-devel] [PATCH v11 26/28] intel_iommu: support all masks in interrupt entry cache invalidation, Peter Xu, 2016/07/05
- [Qemu-devel] [PATCH v11 27/28] kvm-all: add trace events for kvm irqchip ops,
Peter Xu <=
- [Qemu-devel] [PATCH v11 28/28] intel_iommu: disallow kernel-irqchip=on with IR, Peter Xu, 2016/07/05
- Re: [Qemu-devel] [PATCH v11 00/28] IOMMU: Enable interrupt remapping for Intel IOMMU, Radim Krčmář, 2016/07/08