diff options
Diffstat (limited to 'arch/powerpc/kvm/book3s_hv_rm_mmu.c')
| -rw-r--r-- | arch/powerpc/kvm/book3s_hv_rm_mmu.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/powerpc/kvm/book3s_hv_rm_mmu.c b/arch/powerpc/kvm/book3s_hv_rm_mmu.c index 8689e2e3085..37fb3caa4c8 100644 --- a/arch/powerpc/kvm/book3s_hv_rm_mmu.c +++ b/arch/powerpc/kvm/book3s_hv_rm_mmu.c @@ -134,7 +134,7 @@ static void remove_revmap_chain(struct kvm *kvm, long pte_index, unlock_rmap(rmap); } -static pte_t lookup_linux_pte(pgd_t *pgdir, unsigned long hva, +static pte_t lookup_linux_pte_and_update(pgd_t *pgdir, unsigned long hva, int writing, unsigned long *pte_sizep) { pte_t *ptep; @@ -232,7 +232,8 @@ long kvmppc_do_h_enter(struct kvm *kvm, unsigned long flags, /* Look up the Linux PTE for the backing page */ pte_size = psize; - pte = lookup_linux_pte(pgdir, hva, writing, &pte_size); + pte = lookup_linux_pte_and_update(pgdir, hva, writing, + &pte_size); if (pte_present(pte)) { if (writing && !pte_write(pte)) /* make the actual HPTE be read-only */ @@ -672,7 +673,8 @@ long kvmppc_h_protect(struct kvm_vcpu *vcpu, unsigned long flags, memslot = __gfn_to_memslot(kvm_memslots(kvm), gfn); if (memslot) { hva = __gfn_to_hva_memslot(memslot, gfn); - pte = lookup_linux_pte(pgdir, hva, 1, &psize); + pte = lookup_linux_pte_and_update(pgdir, hva, + 1, &psize); if (pte_present(pte) && !pte_write(pte)) r = hpte_make_readonly(r); } |