summaryrefslogtreecommitdiff
path: root/arch/powerpc/kvm/book3s_64_mmu_host.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/kvm/book3s_64_mmu_host.c')
-rw-r--r--arch/powerpc/kvm/book3s_64_mmu_host.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/powerpc/kvm/book3s_64_mmu_host.c b/arch/powerpc/kvm/book3s_64_mmu_host.c
index b35f44c98d1f..74b0153780e3 100644
--- a/arch/powerpc/kvm/book3s_64_mmu_host.c
+++ b/arch/powerpc/kvm/book3s_64_mmu_host.c
@@ -229,6 +229,7 @@ void kvmppc_mmu_unmap_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte)
static struct kvmppc_sid_map *create_sid_map(struct kvm_vcpu *vcpu, u64 gvsid)
{
+ unsigned long vsid_bits = VSID_BITS_65_256M;
struct kvmppc_sid_map *map;
struct kvmppc_vcpu_book3s *vcpu_book3s = to_book3s(vcpu);
u16 sid_map_mask;
@@ -257,7 +258,12 @@ static struct kvmppc_sid_map *create_sid_map(struct kvm_vcpu *vcpu, u64 gvsid)
kvmppc_mmu_pte_flush(vcpu, 0, 0);
kvmppc_mmu_flush_segments(vcpu);
}
- map->host_vsid = vsid_scramble(vcpu_book3s->proto_vsid_next++, 256M);
+
+ if (mmu_has_feature(MMU_FTR_68_BIT_VA))
+ vsid_bits = VSID_BITS_256M;
+
+ map->host_vsid = vsid_scramble(vcpu_book3s->proto_vsid_next++,
+ VSID_MULTIPLIER_256M, vsid_bits);
map->guest_vsid = gvsid;
map->valid = true;