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| author | Shannon Zhao <shannon.zhao@linaro.org> | 2016-01-11 15:46:15 +0100 |
|---|---|---|
| committer | Marc Zyngier <marc.zyngier@arm.com> | 2016-02-29 19:34:21 +0100 |
| commit | 808e738142e7086ef793ebf9797099c392894e65 (patch) | |
| tree | 38c6f338451aca94c326fe5991fbf7fa13aeccc7 /Documentation/virtual | |
| parent | arm64: KVM: Free perf event of PMU when destroying vcpu (diff) | |
| download | linux-808e738142e7086ef793ebf9797099c392894e65.tar.xz linux-808e738142e7086ef793ebf9797099c392894e65.zip | |
arm64: KVM: Add a new feature bit for PMUv3
To support guest PMUv3, use one bit of the VCPU INIT feature array.
Initialize the PMU when initialzing the vcpu with that bit and PMU
overflow interrupt set.
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Acked-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'Documentation/virtual')
| -rw-r--r-- | Documentation/virtual/kvm/api.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt index 07e4cdf02407..9684f8dc6bb2 100644 --- a/Documentation/virtual/kvm/api.txt +++ b/Documentation/virtual/kvm/api.txt @@ -2577,6 +2577,8 @@ Possible features: Depends on KVM_CAP_ARM_EL1_32BIT (arm64 only). - KVM_ARM_VCPU_PSCI_0_2: Emulate PSCI v0.2 for the CPU. Depends on KVM_CAP_ARM_PSCI_0_2. + - KVM_ARM_VCPU_PMU_V3: Emulate PMUv3 for the CPU. + Depends on KVM_CAP_ARM_PMU_V3. 4.83 KVM_ARM_PREFERRED_TARGET |