summaryrefslogtreecommitdiff
path: root/arch/powerpc/kvm/book3s_hv_rm_mmu.c
diff options
context:
space:
mode:
authorPaolo Bonzini <pbonzini@redhat.com>2014-01-29 21:29:01 +0400
committerPaolo Bonzini <pbonzini@redhat.com>2014-01-29 21:29:01 +0400
commitb73117c49364551ff789db7c424a115ac5b77850 (patch)
treee151d34e68ef6061f1ac10f5db0aff262dc3aff5 /arch/powerpc/kvm/book3s_hv_rm_mmu.c
parent77f01bdfa5e55dc19d3eb747181d2730a9bb3ca8 (diff)
parent4068890931f62752abc3591e7b3736e7537c6dcb (diff)
downloadlinux-b73117c49364551ff789db7c424a115ac5b77850.tar.xz
Merge branch 'kvm-ppc-next' of git://github.com/agraf/linux-2.6 into kvm-queue
Conflicts: arch/powerpc/kvm/book3s_hv_rmhandlers.S arch/powerpc/kvm/booke.c
Diffstat (limited to 'arch/powerpc/kvm/book3s_hv_rm_mmu.c')
-rw-r--r--arch/powerpc/kvm/book3s_hv_rm_mmu.c8
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 8689e2e30857..37fb3caa4c80 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);
}