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| author | Oliver Upton <oliver.upton@linux.dev> | 2023-09-20 22:50:30 +0300 |
|---|---|---|
| committer | Oliver Upton <oliver.upton@linux.dev> | 2023-09-21 21:13:28 +0300 |
| commit | 9116db11feb521d9eaa850d3a6a8b713f59c6971 (patch) | |
| tree | 1a04dfc7d9fbbe4399a9dbcbf29cd99b0f51a90b /arch/arm64/kvm/reset.c | |
| parent | ef150908b6bd80a54126dbec324bd63a24a5628a (diff) | |
| download | linux-9116db11feb521d9eaa850d3a6a8b713f59c6971.tar.xz | |
KVM: arm64: Hoist PMUv3 check into KVM_ARM_VCPU_INIT ioctl handler
Test that the system supports PMUv3 before ever getting to
kvm_reset_vcpu().
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Link: https://lore.kernel.org/r/20230920195036.1169791-3-oliver.upton@linux.dev
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
Diffstat (limited to 'arch/arm64/kvm/reset.c')
| -rw-r--r-- | arch/arm64/kvm/reset.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/arm64/kvm/reset.c b/arch/arm64/kvm/reset.c index 7a65a35ee4ac..5b5c74cb901d 100644 --- a/arch/arm64/kvm/reset.c +++ b/arch/arm64/kvm/reset.c @@ -255,11 +255,6 @@ int kvm_reset_vcpu(struct kvm_vcpu *vcpu) else pstate = VCPU_RESET_PSTATE_EL1; - if (kvm_vcpu_has_pmu(vcpu) && !kvm_arm_support_pmu_v3()) { - ret = -EINVAL; - goto out; - } - /* Reset core registers */ memset(vcpu_gp_regs(vcpu), 0, sizeof(*vcpu_gp_regs(vcpu))); memset(&vcpu->arch.ctxt.fp_regs, 0, sizeof(vcpu->arch.ctxt.fp_regs)); |