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| author |   Marcelo Tosatti <mtosatti@redhat.com> | 2009-04-05 14:54:47 -0300 |
|---|---|---|
| committer |   Avi Kivity <avi@redhat.com> | 2009-06-10 11:48:39 +0300 |
| commit | c2d0ee46e6e633a3c23ecbcb9b03ad731906cd79 (patch) | |
| tree | 0d50f23f7a4c2de710085cd66b5f3c25f81d12e3 /arch/x86/kvm/x86.c | |
| parent | KVM: Make kvm header C++ friendly (diff) | |
| download | linux-dev-c2d0ee46e6e633a3c23ecbcb9b03ad731906cd79.tar.xz linux-dev-c2d0ee46e6e633a3c23ecbcb9b03ad731906cd79.zip | |
KVM: MMU: remove global page optimization logic
Complexity to fix it not worthwhile the gains, as discussed
in http://article.gmane.org/gmane.comp.emulators.kvm.devel/28649.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index bb04f11bf70f..b5ac1b722454 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -108,7 +108,6 @@ struct kvm_stats_debugfs_item debugfs_entries[] = { { "mmu_recycled", VM_STAT(mmu_recycled) }, { "mmu_cache_miss", VM_STAT(mmu_cache_miss) }, { "mmu_unsync", VM_STAT(mmu_unsync) }, - { "mmu_unsync_global", VM_STAT(mmu_unsync_global) }, { "remote_tlb_flush", VM_STAT(remote_tlb_flush) }, { "largepages", VM_STAT(lpages) }, { NULL } @@ -322,7 +321,6 @@ void kvm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0) kvm_x86_ops->set_cr0(vcpu, cr0); vcpu->arch.cr0 = cr0; - kvm_mmu_sync_global(vcpu); kvm_mmu_reset_context(vcpu); return; } @@ -371,7 +369,6 @@ void kvm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4) kvm_x86_ops->set_cr4(vcpu, cr4); vcpu->arch.cr4 = cr4; vcpu->arch.mmu.base_role.cr4_pge = (cr4 & X86_CR4_PGE) && !tdp_enabled; - kvm_mmu_sync_global(vcpu); kvm_mmu_reset_context(vcpu); } EXPORT_SYMBOL_GPL(kvm_set_cr4); @@ -4364,7 +4361,6 @@ struct kvm *kvm_arch_create_vm(void) return ERR_PTR(-ENOMEM); INIT_LIST_HEAD(&kvm->arch.active_mmu_pages); - INIT_LIST_HEAD(&kvm->arch.oos_global_pages); INIT_LIST_HEAD(&kvm->arch.assigned_dev_head); /* Reserve bit 0 of irq_sources_bitmap for userspace irq source */ |