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kvm: Add kvm_set_ioeventfd* traces

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Add a couple of traces around the kvm_set_ioeventfd* calls.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20190212134758.10514-4-dgilbert@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Dr. David Alan Gilbert 2019-02-12 13:47:57 +00:00 committed by Laurent Vivier
parent 66363e9a43
commit 876d16cd31
2 changed files with 5 additions and 0 deletions
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3
accel/kvm/kvm-all.c
View File

@ -657,6 +657,8 @@ static int kvm_set_ioeventfd_mmio(int fd, hwaddr addr, uint32_t val,
.fd = fd,
};
trace_kvm_set_ioeventfd_mmio(fd, (uint64_t)addr, val, assign, size,
datamatch);
if (!kvm_enabled()) {
return -ENOSYS;
}
@ -688,6 +690,7 @@ static int kvm_set_ioeventfd_pio(int fd, uint16_t addr, uint16_t val,
.fd = fd,
};
int r;
trace_kvm_set_ioeventfd_pio(fd, addr, val, assign, size, datamatch);
if (!kvm_enabled()) {
return -ENOSYS;
}

2
accel/kvm/trace-events
View File

@ -12,5 +12,7 @@ kvm_irqchip_commit_routes(void) ""
kvm_irqchip_add_msi_route(char *name, int vector, int virq) "dev %s vector %d virq %d"
kvm_irqchip_update_msi_route(int virq) "Updating MSI route virq=%d"
kvm_irqchip_release_virq(int virq) "virq %d"
kvm_set_ioeventfd_mmio(int fd, uint64_t addr, uint32_t val, bool assign, uint32_t size, bool datamatch) "fd: %d @0x%" PRIx64 " val=0x%x assign: %d size: %d match: %d"
kvm_set_ioeventfd_pio(int fd, uint16_t addr, uint32_t val, bool assign, uint32_t size, bool datamatch) "fd: %d @0x%x val=0x%x assign: %d size: %d match: %d"
kvm_set_user_memory(uint32_t slot, uint32_t flags, uint64_t guest_phys_addr, uint64_t memory_size, uint64_t userspace_addr, int ret) "Slot#%d flags=0x%x gpa=0x%"PRIx64 " size=0x%"PRIx64 " ua=0x%"PRIx64 " ret=%d"