KVM: MMU: improve invalid shadow root page handling
authorMarcelo Tosatti <mtosatti@redhat.com>
Thu, 10 Jul 2008 23:54:29 +0000 (20:54 -0300)
committerAvi Kivity <avi@qumranet.com>
Sun, 20 Jul 2008 09:42:40 +0000 (12:42 +0300)
commit376c53c2b30d4a1955240f59f4ecd959aa118f92
treea4d7e1f1d26f30ba717d7331ec8e85c0faa4add3
parent34d4cb8fca1f2a31be152b74797e6cd160ec9de6
KVM: MMU: improve invalid shadow root page handling

Harden kvm_mmu_zap_page() against invalid root pages that
had been shadowed from memslots that are gone.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
arch/x86/kvm/mmu.c