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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>
This commit is contained in:
Bharat Bhushan 2013-11-15 11:01:14 +05:30 committed by Alexander Graf
parent 30a91fe24b
commit 7c85e6b39c
1 changed files with 5 additions and 3 deletions
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8
arch/powerpc/kvm/book3s_hv_rm_mmu.c
View File

@ -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;
@ -231,7 +231,8 @@ 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 */
@ -671,7 +672,8 @@ 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);
}