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(parent: c539ec7) | patch
KVM: x86/mmu: Skip invalid pages during zapping iff root_count is zero
authorSean Christopherson <sean.j.christopherson@intel.com>
Fri, 13 Sep 2019 02:46:12 +0000 (19:46 -0700)
committerPaolo Bonzini <pbonzini@redhat.com>
Tue, 24 Sep 2019 12:36:06 +0000 (14:36 +0200)
commit88f186c44861a39442a4ac0e0cadd96fef2522b1
tree12f8134e59e817a5b575a22ae63cb93151ca87cctree | snapshot
parentc539ec7dbb426ad1e1bec036734e510e44f1754dcommit | diff
KVM: x86/mmu: Skip invalid pages during zapping iff root_count is zero

Do not skip invalid shadow pages when zapping obsolete pages if the
pages' root_count has reached zero, in which case the page can be
immediately zapped and freed.

Update the comment accordingly.

Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/mmu.c diff | blob | history
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