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KVM: MMU: Use __gfn_to_rmap() to clean up kvm_handle_hva()

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We can treat every level uniformly.

Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Takuya Yoshikawa 2012-07-02 17:53:25 +09:00 committed by Marcelo Tosatti
parent ebf7d2e993
commit 9594a49861
1 changed files with 6 additions and 6 deletions
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12
arch/x86/kvm/mmu.c
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@ -1281,14 +1281,14 @@ static int kvm_handle_hva(struct kvm *kvm, unsigned long hva,
gfn_t gfn_offset = (hva - start) >> PAGE_SHIFT;
gfn_t gfn = memslot->base_gfn + gfn_offset;
ret = handler(kvm, &memslot->rmap[gfn_offset], data);
ret = 0;
for (j = 0; j < KVM_NR_PAGE_SIZES - 1; ++j) {
struct kvm_lpage_info *linfo;
for (j = PT_PAGE_TABLE_LEVEL;
j < PT_PAGE_TABLE_LEVEL + KVM_NR_PAGE_SIZES; ++j) {
unsigned long *rmapp;
linfo = lpage_info_slot(gfn, memslot,
PT_DIRECTORY_LEVEL + j);
ret |= handler(kvm, &linfo->rmap_pde, data);
rmapp = __gfn_to_rmap(gfn, j, memslot);
ret |= handler(kvm, rmapp, data);
}
trace_kvm_age_page(hva, memslot, ret);
retval |= ret;