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authorJoerg Roedel <joerg.roedel@amd.com>2009-06-19 15:16:23 +0200
committerAvi Kivity <avi@redhat.com>2009-09-10 08:33:02 +0300
commitec04b2604c3707a46db1d26d98f82b11d0844669 (patch)
treea7332c98d61b08b95ff4dc769f87c5861845ffe5 /arch/x86/kvm/paging_tmpl.h
parentf340ca0f065ecf3e7549687e763370106dacb2c2 (diff)
KVM: Prepare memslot data structures for multiple hugepage sizes
[avi: fix build on non-x86] Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/paging_tmpl.h')
-rw-r--r--arch/x86/kvm/paging_tmpl.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
index 322e8113aee..53e129cec5f 100644
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -401,7 +401,8 @@ 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-1);
+ large_gfn = walker.gfn &
+ ~(KVM_PAGES_PER_HPAGE(PT_DIRECTORY_LEVEL) - 1);
if (is_largepage_backed(vcpu, large_gfn)) {
walker.gfn = large_gfn;
largepage = 1;