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KVM: MMU: rename is_largepage_backed to mapping_level

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With the new name and the corresponding backend changes this function
can now support multiple hugepage sizes.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Joerg Roedel
2009-07-27 16:30:43 +02:00
committed by Avi Kivity
parent 44ad9944f1
commit d25797b24c
2 changed files with 69 additions and 35 deletions
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4
arch/x86/kvm/paging_tmpl.h
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@@ -407,8 +407,8 @@ static int FNAME(page_fault)(struct kvm_vcpu *vcpu, gva_t addr,
if (walker.level == PT_DIRECTORY_LEVEL) {
gfn_t large_gfn;
large_gfn = walker.gfn &
~(KVM_PAGES_PER_HPAGE(PT_DIRECTORY_LEVEL) - 1);
if (is_largepage_backed(vcpu, large_gfn)) {
~(KVM_PAGES_PER_HPAGE(PT_DIRECTORY_LEVEL) - 1);
if (mapping_level(vcpu, large_gfn) == PT_DIRECTORY_LEVEL) {
walker.gfn = large_gfn;
largepage = 1;
}