[PATCH openEuler-22.03-LTS 0/2] Fix CVE-2021-47094

The first patch is a cleanup patch and no functional change. The second patch is bugfix for CVE-2021-47094.

Ben Gardon (1): KVM: x86/mmu: Factor out tdp_iter_return_to_root

Sean Christopherson (1): KVM: x86/mmu: Don't advance iterator after restart due to yielding

arch/x86/kvm/mmu/tdp_iter.c | 30 +++++++++++++++++++++++------- arch/x86/kvm/mmu/tdp_iter.h | 7 +++++++ arch/x86/kvm/mmu/tdp_mmu.c | 28 ++++++++++++++-------------- 3 files changed, 44 insertions(+), 21 deletions(-)