[v1 5/5] KVM: s390: pv: sort out physical vs virtual pointers usage

Nico Boehr
2022-10-20T14:32:16Z

arch/s390/kvm/pv.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/arch/s390/kvm/pv.c b/arch/s390/kvm/pv.c
index c7435c37cdfe..48c4f57d5d76 100644
--- a/arch/s390/kvm/pv.c
+++ b/arch/s390/kvm/pv.c
@@ -80,8 +80,8 @@ int kvm_s390_pv_create_cpu(struct kvm_vcpu *vcpu, u16 *rc, u16 *rrc)
/* Input */
uvcb.guest_handle = kvm_s390_pv_get_handle(vcpu->kvm);
uvcb.num = vcpu->arch.sie_block->icpua;
- uvcb.state_origin = (u64)vcpu->arch.sie_block;
- uvcb.stor_origin = (u64)vcpu->arch.pv.stor_base;
+ uvcb.state_origin = virt_to_phys(vcpu->arch.sie_block);
+ uvcb.stor_origin = virt_to_phys((void *)vcpu->arch.pv.stor_base);

/* Alloc Secure Instruction Data Area Designation */
sida_addr = (void *)__get_free_page(GFP_KERNEL_ACCOUNT | __GFP_ZERO);
@@ -228,8 +228,9 @@ int kvm_s390_pv_init_vm(struct kvm *kvm, u16 *rc, u16 *rrc)
uvcb.guest_stor_origin = 0; /* MSO is 0 for KVM */
uvcb.guest_stor_len = kvm->arch.pv.guest_len;
uvcb.guest_asce = kvm->arch.gmap->asce;
- uvcb.guest_sca = (unsigned long)kvm->arch.sca;
- uvcb.conf_base_stor_origin = (u64)kvm->arch.pv.stor_base;
+ uvcb.guest_sca = virt_to_phys(kvm->arch.sca);
+ uvcb.conf_base_stor_origin =
+ virt_to_phys((void *)kvm->arch.pv.stor_base);
uvcb.conf_virt_stor_origin = (u64)kvm->arch.pv.stor_var;

cc = uv_call_sched(0, (u64)&uvcb);
--
2.37.3