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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-21 17:16:21 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-21 17:16:21 -0700
commit98edb6ca4174f17a64890a02f44c211c8b44fb3c (patch)
tree033bc5f7da410046d28dd1cefcd2d63cda33d25b /arch/powerpc/kvm/book3s_64_mmu.c
parenta8251096b427283c47e7d8f9568be6b388dd68ec (diff)
parent8fbf065d625617bbbf6b72d5f78f84ad13c8b547 (diff)
Merge branch 'kvm-updates/2.6.35' of git://git.kernel.org/pub/scm/virt/kvm/kvm
* 'kvm-updates/2.6.35' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (269 commits) KVM: x86: Add missing locking to arch specific vcpu ioctls KVM: PPC: Add missing vcpu_load()/vcpu_put() in vcpu ioctls KVM: MMU: Segregate shadow pages with different cr0.wp KVM: x86: Check LMA bit before set_efer KVM: Don't allow lmsw to clear cr0.pe KVM: Add cpuid.txt file KVM: x86: Tell the guest we'll warn it about tsc stability x86, paravirt: don't compute pvclock adjustments if we trust the tsc x86: KVM guest: Try using new kvm clock msrs KVM: x86: export paravirtual cpuid flags in KVM_GET_SUPPORTED_CPUID KVM: x86: add new KVMCLOCK cpuid feature KVM: x86: change msr numbers for kvmclock x86, paravirt: Add a global synchronization point for pvclock x86, paravirt: Enable pvclock flags in vcpu_time_info structure KVM: x86: Inject #GP with the right rip on efer writes KVM: SVM: Don't allow nested guest to VMMCALL into host KVM: x86: Fix exception reinjection forced to true KVM: Fix wallclock version writing race KVM: MMU: Don't read pdptrs with mmu spinlock held in mmu_alloc_roots KVM: VMX: enable VMXON check with SMX enabled (Intel TXT) ...
Diffstat (limited to 'arch/powerpc/kvm/book3s_64_mmu.c')
-rw-r--r--arch/powerpc/kvm/book3s_64_mmu.c36
1 files changed, 21 insertions, 15 deletions
diff --git a/arch/powerpc/kvm/book3s_64_mmu.c b/arch/powerpc/kvm/book3s_64_mmu.c
index 512dcff7755..4025ea26b3c 100644
--- a/arch/powerpc/kvm/book3s_64_mmu.c
+++ b/arch/powerpc/kvm/book3s_64_mmu.c
@@ -232,7 +232,7 @@ do_second:
}
dprintk("KVM MMU: Translated 0x%lx [0x%llx] -> 0x%llx "
- "-> 0x%llx\n",
+ "-> 0x%lx\n",
eaddr, avpn, gpte->vpage, gpte->raddr);
found = true;
break;
@@ -383,7 +383,7 @@ static void kvmppc_mmu_book3s_64_slbia(struct kvm_vcpu *vcpu)
if (vcpu->arch.msr & MSR_IR) {
kvmppc_mmu_flush_segments(vcpu);
- kvmppc_mmu_map_segment(vcpu, vcpu->arch.pc);
+ kvmppc_mmu_map_segment(vcpu, kvmppc_get_pc(vcpu));
}
}
@@ -439,37 +439,43 @@ static void kvmppc_mmu_book3s_64_tlbie(struct kvm_vcpu *vcpu, ulong va,
kvmppc_mmu_pte_vflush(vcpu, va >> 12, mask);
}
-static int kvmppc_mmu_book3s_64_esid_to_vsid(struct kvm_vcpu *vcpu, u64 esid,
+static int kvmppc_mmu_book3s_64_esid_to_vsid(struct kvm_vcpu *vcpu, ulong esid,
u64 *vsid)
{
+ ulong ea = esid << SID_SHIFT;
+ struct kvmppc_slb *slb;
+ u64 gvsid = esid;
+
+ if (vcpu->arch.msr & (MSR_DR|MSR_IR)) {
+ slb = kvmppc_mmu_book3s_64_find_slbe(to_book3s(vcpu), ea);
+ if (slb)
+ gvsid = slb->vsid;
+ }
+
switch (vcpu->arch.msr & (MSR_DR|MSR_IR)) {
case 0:
- *vsid = (VSID_REAL >> 16) | esid;
+ *vsid = VSID_REAL | esid;
break;
case MSR_IR:
- *vsid = (VSID_REAL_IR >> 16) | esid;
+ *vsid = VSID_REAL_IR | gvsid;
break;
case MSR_DR:
- *vsid = (VSID_REAL_DR >> 16) | esid;
+ *vsid = VSID_REAL_DR | gvsid;
break;
case MSR_DR|MSR_IR:
- {
- ulong ea;
- struct kvmppc_slb *slb;
- ea = esid << SID_SHIFT;
- slb = kvmppc_mmu_book3s_64_find_slbe(to_book3s(vcpu), ea);
- if (slb)
- *vsid = slb->vsid;
- else
+ if (!slb)
return -ENOENT;
+ *vsid = gvsid;
break;
- }
default:
BUG();
break;
}
+ if (vcpu->arch.msr & MSR_PR)
+ *vsid |= VSID_PR;
+
return 0;
}