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authorMarcelo Tosatti <mtosatti@redhat.com>2009-04-05 14:54:46 -0300
committerAvi Kivity <avi@redhat.com>2009-04-22 13:52:09 +0300
commitbf47a760f66add7870fba33ab50f58b550d6bbd1 (patch)
tree17d16121192cbaafd4ff66d9e44e24df45fda87f /arch/x86/kvm
parentd24d2c1cc4156102f9df9cd0425d58cabf955519 (diff)
KVM: MMU: disable global page optimization
Complexity to fix it not worthwhile the gains, as discussed in http://article.gmane.org/gmane.comp.emulators.kvm.devel/28649. Cc: stable@kernel.org Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm')
-rw-r--r--arch/x86/kvm/mmu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 2a36f7f7c4c7..b6caf1329b1b 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1248,7 +1248,7 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu,
pgprintk("%s: adding gfn %lx role %x\n", __func__, gfn, role.word);
sp->gfn = gfn;
sp->role = role;
- sp->global = role.cr4_pge;
+ sp->global = 0;
hlist_add_head(&sp->hash_link, bucket);
if (!direct) {
if (rmap_write_protect(vcpu->kvm, gfn))