diff options
| author | Jing Zhang <jingzhangos@google.com> | 2021-06-18 22:27:08 +0000 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-06-24 18:00:26 -0400 |
| commit | 0b45d58738cd67d8b63bf093bd56f2f57a00f642 (patch) | |
| tree | c6a0e2d8fc20802e634ba6f4556fa271954bd73e /tools/testing/selftests/kvm/lib | |
| parent | fdc09ddd40645b0e3f245e4512fd4b4c34cde5e5 (diff) | |
KVM: selftests: Add selftest for KVM statistics data binary interface
Add selftest to check KVM stats descriptors validity.
Reviewed-by: David Matlack <dmatlack@google.com>
Reviewed-by: Ricardo Koller <ricarkol@google.com>
Reviewed-by: Krish Sadhukhan <krish.sadhukhan@oracle.com>
Tested-by: Fuad Tabba <tabba@google.com> #arm64
Signed-off-by: Jing Zhang <jingzhangos@google.com>
Message-Id: <20210618222709.1858088-7-jingzhangos@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/testing/selftests/kvm/lib')
| -rw-r--r-- | tools/testing/selftests/kvm/lib/kvm_util.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c index 7a2b84e81292..5b56b57b3c20 100644 --- a/tools/testing/selftests/kvm/lib/kvm_util.c +++ b/tools/testing/selftests/kvm/lib/kvm_util.c @@ -2326,3 +2326,15 @@ unsigned int vm_calc_num_guest_pages(enum vm_guest_mode mode, size_t size) n = DIV_ROUND_UP(size, vm_guest_mode_params[mode].page_size); return vm_adjust_num_guest_pages(mode, n); } + +int vm_get_stats_fd(struct kvm_vm *vm) +{ + return ioctl(vm->fd, KVM_GET_STATS_FD, NULL); +} + +int vcpu_get_stats_fd(struct kvm_vm *vm, uint32_t vcpuid) +{ + struct vcpu *vcpu = vcpu_find(vm, vcpuid); + + return ioctl(vcpu->fd, KVM_GET_STATS_FD, NULL); +} |