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| author | Xiao Guangrong | 2013-02-05 08:28:02 +0100 |
|---|---|---|
| committer | Marcelo Tosatti | 2013-02-07 01:42:09 +0100 |
| commit | 24db2734ad8123b6858ca98d690483ecdcceebb5 (patch) | |
| tree | 702ca7b1dbd01e4e3feb33e2563f36c9fce6d7d0 /arch/x86/kvm/mmu.c | |
| parent | KVM: MMU: remove pt_access in mmu_set_spte (diff) | |
| download | kernel-qcow2-linux-24db2734ad8123b6858ca98d690483ecdcceebb5.tar.gz kernel-qcow2-linux-24db2734ad8123b6858ca98d690483ecdcceebb5.tar.xz kernel-qcow2-linux-24db2734ad8123b6858ca98d690483ecdcceebb5.zip | |
KVM: MMU: cleanup __direct_map
Use link_shadow_page to link the sp to the spte in __direct_map
Reviewed-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/x86/kvm/mmu.c')
| -rw-r--r-- | arch/x86/kvm/mmu.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index e956e9bed294..1cda1f332654 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -1947,9 +1947,9 @@ static void link_shadow_page(u64 *sptep, struct kvm_mmu_page *sp) { u64 spte; - spte = __pa(sp->spt) - | PT_PRESENT_MASK | PT_ACCESSED_MASK - | PT_WRITABLE_MASK | PT_USER_MASK; + spte = __pa(sp->spt) | PT_PRESENT_MASK | PT_WRITABLE_MASK | + shadow_user_mask | shadow_x_mask | shadow_accessed_mask; + mmu_spte_set(sptep, spte); } @@ -2592,11 +2592,7 @@ static int __direct_map(struct kvm_vcpu *vcpu, gpa_t v, int write, iterator.level - 1, 1, ACC_ALL, iterator.sptep); - mmu_spte_set(iterator.sptep, - __pa(sp->spt) - | PT_PRESENT_MASK | PT_WRITABLE_MASK - | shadow_user_mask | shadow_x_mask - | shadow_accessed_mask); + link_shadow_page(iterator.sptep, sp); } } return emulate; |