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kvm: book3s: rename lookup_linux_pte() to lookup_linux_pte_and_update()
lookup_linux_pte() is doing more than lookup, updating the pte, so for clarity it is renamed to lookup_linux_pte_and_update() Signed-off-by: Bharat Bhushan <bharat.bhushan@freescale.com> Reviewed-by: Scott Wood <scottwood@freescale.com> Signed-off-by: Alexander Graf <agraf@suse.de>
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1 changed files with 5 additions and 3 deletions
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@ -134,7 +134,7 @@ static void remove_revmap_chain(struct kvm *kvm, long pte_index,
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unlock_rmap(rmap);
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}
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static pte_t lookup_linux_pte(pgd_t *pgdir, unsigned long hva,
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static pte_t lookup_linux_pte_and_update(pgd_t *pgdir, unsigned long hva,
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int writing, unsigned long *pte_sizep)
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{
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pte_t *ptep;
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@ -231,7 +231,8 @@ long kvmppc_do_h_enter(struct kvm *kvm, unsigned long flags,
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/* Look up the Linux PTE for the backing page */
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pte_size = psize;
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pte = lookup_linux_pte(pgdir, hva, writing, &pte_size);
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pte = lookup_linux_pte_and_update(pgdir, hva, writing,
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&pte_size);
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if (pte_present(pte)) {
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if (writing && !pte_write(pte))
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/* make the actual HPTE be read-only */
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@ -671,7 +672,8 @@ long kvmppc_h_protect(struct kvm_vcpu *vcpu, unsigned long flags,
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memslot = __gfn_to_memslot(kvm_memslots(kvm), gfn);
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if (memslot) {
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hva = __gfn_to_hva_memslot(memslot, gfn);
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pte = lookup_linux_pte(pgdir, hva, 1, &psize);
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pte = lookup_linux_pte_and_update(pgdir, hva,
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1, &psize);
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if (pte_present(pte) && !pte_write(pte))
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r = hpte_make_readonly(r);
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}
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