>
> int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
> diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
> index f647e121070e..cdf0be02c95a 100644
> --- a/arch/powerpc/kvm/booke.c
> +++ b/arch/powerpc/kvm/booke.c
> @@ -1632,18 +1632,25 @@ int kvm_arch_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu,
> {
> int ret;
>
> + vcpu_load(vcpu);
> +
> + ret = -EINVAL;
you can initialize this directly.
> if (vcpu->arch.pvr != sregs->pvr)
> - return -EINVAL;
> + goto out;
>
> ret = set_sregs_base(vcpu, sregs);
> if (ret < 0)
> - return ret;
> + goto out;
>
> ret = set_sregs_arch206(vcpu, sregs);
> if (ret < 0)
> - return ret;
> + goto out;
> +
> + ret = vcpu->kvm->arch.kvm_ops->set_sregs(vcpu, sregs);
>
> - return vcpu->kvm->arch.kvm_ops->set_sregs(vcpu, sregs);
> +out:
> + vcpu_put(vcpu);
> + return ret;
> }
>
> int kvmppc_get_one_reg(struct kvm_vcpu *vcpu, u64 id,
> diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
> index 18011fc4ac49..d95b4f15e52b 100644
> --- a/arch/s390/kvm/kvm-s390.c
> +++ b/arch/s390/kvm/kvm-s390.c
> @@ -2729,8 +2729,12 @@ int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
> int kvm_arch_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu,
> struct kvm_sregs *sregs)
> {
> + vcpu_load(vcpu);
> +
> memcpy(&vcpu->run->s.regs.acrs, &sregs->acrs, sizeof(sregs->acrs));
> memcpy(&vcpu->arch.sie_block->gcr, &sregs->crs, sizeof(sregs->crs));
> +
> + vcpu_put(vcpu);
> return 0;
> }
>
> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> index 20a5f6776eea..a31a80aee0b9 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> @@ -7500,15 +7500,19 @@ int kvm_arch_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu,
> int mmu_reset_needed = 0;
> int pending_vec, max_bits, idx;
> struct desc_ptr dt;
> + int ret;
> +
> + vcpu_load(vcpu);
>
> + ret = -EINVAL;
dito
Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
--
Thanks,
David / dhildenb
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