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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-01-25 19:02:31 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-01-25 19:02:31 -0800 |
| commit | 486d35e2220acfe45d85131c557d94fe889184a2 (patch) | |
| tree | 6be42a8a0d82e7e09bb4ac05edcbdb96adf650dc /arch/x86/kvm/mmu.c | |
| parent | a8d0b6666ecfe14226f1e46d693d5e2cde072337 (diff) | |
| parent | 443c39bc9ef7d8f648408d74c97e943f3bb3f48a (diff) | |
Merge branch 'kvm-updates/2.6.33' of git://git.kernel.org/pub/scm/virt/kvm/kvm
* 'kvm-updates/2.6.33' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
KVM: x86: Fix leak of free lapic date in kvm_arch_vcpu_init()
KVM: x86: Fix probable memory leak of vcpu->arch.mce_banks
KVM: S390: fix potential array overrun in intercept handling
KVM: fix spurious interrupt with irqfd
eventfd - allow atomic read and waitqueue remove
KVM: MMU: bail out pagewalk on kvm_read_guest error
KVM: properly check max PIC pin in irq route setup
KVM: only allow one gsi per fd
KVM: x86: Fix host_mapping_level()
KVM: powerpc: Show timing option only on embedded
KVM: Fix race between APIC TMR and IRR
Diffstat (limited to 'arch/x86/kvm/mmu.c')
| -rw-r--r-- | arch/x86/kvm/mmu.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 4c3e5b2314c..89a49fb46a2 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -477,7 +477,7 @@ static int host_mapping_level(struct kvm *kvm, gfn_t gfn) addr = gfn_to_hva(kvm, gfn); if (kvm_is_error_hva(addr)) - return page_size; + return PT_PAGE_TABLE_LEVEL; down_read(¤t->mm->mmap_sem); vma = find_vma(current->mm, addr); @@ -515,11 +515,9 @@ static int mapping_level(struct kvm_vcpu *vcpu, gfn_t large_gfn) if (host_level == PT_PAGE_TABLE_LEVEL) return host_level; - for (level = PT_DIRECTORY_LEVEL; level <= host_level; ++level) { - + for (level = PT_DIRECTORY_LEVEL; level <= host_level; ++level) if (has_wrprotected_page(vcpu->kvm, large_gfn, level)) break; - } return level - 1; } |