[PATCH AUTOSEL for 3.18 20/53] KVM: PPC: Book3S PR: Exit KVM on failed mapping

From: Alexey Kardashevskiy [ Upstream commit bd9166ffe624000140fc6b606b256df01fc0d060 ] At the moment kvmppc_mmu_map_page() returns -1 if mmu_hash_ops.hpte_insert() fails for any reason so the page fault handler resumes the guest and it faults on the same address again. This

[PATCH AUTOSEL for 3.18 20/53] KVM: PPC: Book3S PR: Exit KVM on failed mapping

From: Alexey Kardashevskiy [ Upstream commit bd9166ffe624000140fc6b606b256df01fc0d060 ] At the moment kvmppc_mmu_map_page() returns -1 if mmu_hash_ops.hpte_insert() fails for any reason so the page fault handler resumes the guest and it faults on the same address again. This adds distinction