KVM: x86: MMU: Eliminate an extra memory slot search in mapping_level()
Calling kvm_vcpu_gfn_to_memslot() twice in mapping_level() should be avoided since getting a slot by binary search may not be negligible, especially for virtual machines with many memory slots. Signed-off-by: Takuya Yoshikawa <yoshikawa_takuya_b1@lab.ntt.co.jp> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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