diff options
Diffstat (limited to 'arch/riscv/kvm/vcpu_timer.c')
-rw-r--r-- | arch/riscv/kvm/vcpu_timer.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/riscv/kvm/vcpu_timer.c b/arch/riscv/kvm/vcpu_timer.c index 3ac2ff6a65da..75486b25ac45 100644 --- a/arch/riscv/kvm/vcpu_timer.c +++ b/arch/riscv/kvm/vcpu_timer.c @@ -170,7 +170,7 @@ int kvm_riscv_vcpu_get_reg_timer(struct kvm_vcpu *vcpu, if (KVM_REG_SIZE(reg->id) != sizeof(u64)) return -EINVAL; if (reg_num >= sizeof(struct kvm_riscv_timer) / sizeof(u64)) - return -EINVAL; + return -ENOENT; switch (reg_num) { case KVM_REG_RISCV_TIMER_REG(frequency): @@ -187,7 +187,7 @@ int kvm_riscv_vcpu_get_reg_timer(struct kvm_vcpu *vcpu, KVM_RISCV_TIMER_STATE_OFF; break; default: - return -EINVAL; + return -ENOENT; } if (copy_to_user(uaddr, ®_val, KVM_REG_SIZE(reg->id))) @@ -211,14 +211,15 @@ int kvm_riscv_vcpu_set_reg_timer(struct kvm_vcpu *vcpu, if (KVM_REG_SIZE(reg->id) != sizeof(u64)) return -EINVAL; if (reg_num >= sizeof(struct kvm_riscv_timer) / sizeof(u64)) - return -EINVAL; + return -ENOENT; if (copy_from_user(®_val, uaddr, KVM_REG_SIZE(reg->id))) return -EFAULT; switch (reg_num) { case KVM_REG_RISCV_TIMER_REG(frequency): - ret = -EOPNOTSUPP; + if (reg_val != riscv_timebase) + return -EINVAL; break; case KVM_REG_RISCV_TIMER_REG(time): gt->time_delta = reg_val - get_cycles64(); @@ -233,7 +234,7 @@ int kvm_riscv_vcpu_set_reg_timer(struct kvm_vcpu *vcpu, ret = kvm_riscv_vcpu_timer_cancel(t); break; default: - ret = -EINVAL; + ret = -ENOENT; break; } |