diff options
Diffstat (limited to 'arch/powerpc/kvm/book3s_32_mmu_host.c')
| -rw-r--r-- | arch/powerpc/kvm/book3s_32_mmu_host.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/arch/powerpc/kvm/book3s_32_mmu_host.c b/arch/powerpc/kvm/book3s_32_mmu_host.c index 9fecbfbce773..f922c29bb234 100644 --- a/arch/powerpc/kvm/book3s_32_mmu_host.c +++ b/arch/powerpc/kvm/book3s_32_mmu_host.c @@ -151,13 +151,15 @@ int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *orig_pte) bool primary = false; bool evict = false; struct hpte_cache *pte; + int r = 0; /* Get host physical address for gpa */ hpaddr = kvmppc_gfn_to_pfn(vcpu, orig_pte->raddr >> PAGE_SHIFT); if (is_error_pfn(hpaddr)) { printk(KERN_INFO "Couldn't get guest page for gfn %lx!\n", orig_pte->eaddr); - return -EINVAL; + r = -EINVAL; + goto out; } hpaddr <<= PAGE_SHIFT; @@ -249,7 +251,8 @@ next_pteg: kvmppc_mmu_hpte_cache_map(vcpu, pte); - return 0; +out: + return r; } static struct kvmppc_sid_map *create_sid_map(struct kvm_vcpu *vcpu, u64 gvsid) @@ -297,12 +300,14 @@ int kvmppc_mmu_map_segment(struct kvm_vcpu *vcpu, ulong eaddr) u64 gvsid; u32 sr; struct kvmppc_sid_map *map; - struct kvmppc_book3s_shadow_vcpu *svcpu = to_svcpu(vcpu); + struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu); + int r = 0; if (vcpu->arch.mmu.esid_to_vsid(vcpu, esid, &gvsid)) { /* Invalidate an entry */ svcpu->sr[esid] = SR_INVALID; - return -ENOENT; + r = -ENOENT; + goto out; } map = find_sid_vsid(vcpu, gvsid); @@ -315,17 +320,21 @@ int kvmppc_mmu_map_segment(struct kvm_vcpu *vcpu, ulong eaddr) dprintk_sr("MMU: mtsr %d, 0x%x\n", esid, sr); - return 0; +out: + svcpu_put(svcpu); + return r; } void kvmppc_mmu_flush_segments(struct kvm_vcpu *vcpu) { int i; - struct kvmppc_book3s_shadow_vcpu *svcpu = to_svcpu(vcpu); + struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu); dprintk_sr("MMU: flushing all segments (%d)\n", ARRAY_SIZE(svcpu->sr)); for (i = 0; i < ARRAY_SIZE(svcpu->sr); i++) svcpu->sr[i] = SR_INVALID; + + svcpu_put(svcpu); } void kvmppc_mmu_destroy(struct kvm_vcpu *vcpu) |